大学英语三级考试词汇练习100题_解析(可编辑修改word版)

三级词汇和结构练习100 题

(1) BADCD ACBDB ACBAD CDCBA

(2) DACBA BCDDC BACBD ABDAC

(3) CADBA BCDAC BDAD B CDCBA

(4) CADBB BCCDA CABBD DCDAB

(5) BBAAC DCBCD CCABD BAADD

大学英语三级考试词汇练习100 题

（1）

1.She is one of the newest film stars from America and has many fans,

b in Europe.

A) specially B) particularly C) partially 尤其相当于especially D) specifically

2. a a little earlier this morning! I missed the school bus by only one

minute and had to wait in the cold for nearly an hour.

A) If only I had got up B) If I had got up 虚拟语气

C) If only I get up D) If I got up

3. d twice, the postman refused to deliver our letters unless we chained our

dog up.

A) Being bitten B) Had been bitten

C) Having bitten D) Having been bitten

4.They took c measures to prevent poisonous gases from escaping in the

chemical plant. take measures 采取措施

A) fruitful B) beneficial C) effective 有效的D) influential

5.Never before that night d so great my responsibility was.

A) I had felt B) I felt C) did I feel D) had I felt 倒装

6.There was a knock at the door. It was the second time someone a me that evening.

A) had interrupted 动词有先后过去完成B) to have interrupted

C) would have interrupted D) having interrupted

7.There is not much time left; so I'll tell you about it c .

A) in short B) in detail C) in brief 简要D) in all

8.Indoor heating systems have made b for people to live and work comfortably in a mild climate. make it possible for sb. to do sth. 使……可能……

A) possible B) it possible C) possible that D) it is possible

9. A railway ticket should indicate the place of departure 出发as well as the d of the trip.

A) advance B) arrival 到达C) direction D) destination

10.Over thirty coal miners were reported b in that shocking accident.

A) to be killed B) to have been killed

C) having been killed D) being killed

11.The United States is composed of fifty states, a are separated from the

others by land or water.

A) two of which 定语从句B) two of whom C) two of them D) two of those

12.We are anxious to hear any information c his health.

A) involving B) including C) concerning 关于，相当于related to

D) considering

13.A good artist, like a good engineer, learns as much from _b his success.

A) his mistakes as B) his mistakes as from as much as 结构前后from 平衡

C) his mistakes from D) his mistakes from as

14. a its economy continues to grow, the US is increasingly becoming a

nation of part-time and temporary workers.

A) Even though B) If only C) Now that 既然，表原因D) Provided that

15.At such a time of crisis, we must try to d differences of party or class and

stick together.

A) set forth B) set back 阻碍C) set down D) set aside 放在一旁

16.I told the foreign guests that it was in the house _c we used to live that the

exhibition was held.

A) that B) which 结构还原后为we used to live in the house，前面有in 了所以用which，如果没有in，就用where where=in which whose=of which

when=on which C) where D) there

17. d a choice of two jobs, the man decided to take the one which was more

challenging.

A) When being offered B) When offering

C) When he is offered D) When offered

18.I can't c her another day; she never stops complaining.

A) come up with 相出~ an idea B) keep up with 保持一致C) put up with 忍受D) catch up with 赶上

19.The boy b Spanish for six years by the time he takes his examination

A) has studies B) will have studied 到那个时候已经……将来完成

C) has been studying D) had studied

20.A soldier should never _a from the duty of defending his country even in the face of death.

A) shrink 退缩，缩水B) shield C) shelter D) avoid

（2）

1.Only in a few countries d a reasonable standard of living.

A)the whole population enjoy C) do the whole population enjoy

B)the whole population enjoys D) does the whole population enjoy 倒装，population 集合名词强调整体概念用单数，强调成员用复数

2.We have _a to the government for a home improvement loan.

A) applied apply for 申请apply to sb. for sth. B) approached C) apologized D) appointed

3. c , a man who expresses himself effectively is sure to succeed more rapidly than a man whose command of English is poor.

A)Were other things equal C) Other things being equal 独立主格结构：同等条件下

B)To be equal to other things D) Other things to be equal

4."May I speak to your manager Mr. Smith at four o'clcok this afternoon?

"I'm sorry. Mr. Smith b to a conference before then. 到那个时候已经去开会了将来完成

A)has gone B) will have gone C) had gone D) would have gone

5.There was a large crowd in the square _a against the Iraq war.

A)protesting 抗议~ against B) protecting C) preventing D) promoting

6.The writer has published many books, _b are well received by the readers.

A)all of whom B) all of which 定语从句C) all of them D) all of these

7.After a whole day of hard work I'm very tired. It's time we c home.

It’s(high) time … 结构固定用虚拟语气表现为从句谓语动词用过去式

A)go B) shall C) went D) should go

8.The continuous rain d the harvesting of the wheat crop by two weeks.

A)set out B) set aside C) set off D) set back 阻碍

9.In those two years, Professor Brooks often had us _d such oral presentations in class.

A)did B) done C) to do D) do have sb. do sth. 让某人做某事have sth. done 让别人做某事

10.It is quite necessary for a qualified teacher to have good manners and _c knowledge.

A)intensive 集中的B) ineffective 无效的C) extensive 广泛的，渊博的D) expensive 贵的

11._b I admire George as an artist, I do not like him as a man.

A)Only if B) Much as 尽管，表示让步C) If only 如果

D) As much

12.The ceremony is not for the _a of the dead, but for the comfort of the living.

A)respect 悼念，尊敬B) purpose C) sake D) impression

13.Criticism and self-criticism is necessary c it helps us to correct our mistakes.

A)until B) unless C) in that 在于D) in which

14.We need someone really _b who can organize the office and make it run smoothly.

A)effective 有效果B) efficient 有效率C) essential 重要的D) executive 执行的

15.Some of the experiments d in our textbook are difficult to perform.

A)to describe B) be described C) describing D) described 分词作定语被动用过去分词

16.Tom graduated from a famous university at a very young age. He a have been an outstanding student.

A)must must have done 过去情况的推测B) could C) should D) might

17.Let's hang up some nice paintings on these _b walls of the great hall.

A)blank 空白的B) bare 光秃的~ feet C) empty 空的

D) vacant 空缺的the position/room is vacant

18.The student in glasses confessed 坦白，忏悔to _d the final English exam for another student.

A)take B) taking C) have taken 主句是过去式，发生在之前，这里用不定式的完成时态D) having taken

19.The idea sounds very good but will it work in _a ?

A)practice in practice 在实践中B) common in common 有共同点

C) advance in advance 提前D) turn in turn 反过来

20.I like climbing mountains _c my wife prefers water sports.

A)as B) for C) while 表示对比D) when

（3）

1.Nowhere else in the world c more attractive scenery than in Switzerland.

A.you can find

B. should be find

C. can you find

D. has been found

2.They are trying to a the waste discharged by the factory for profit.

A.exploit

B. exhaust

C. expose

D. exhibit

3.Spring_d come, we may perhaps look forward to better weather.

A.has

B. had

C. have

D. having

4.When she arrived, I felt bored and disappointed, because I b since

seven o’clock.

A.had waited

B. had been waiting

C. were waiting

D. have been waited

themselves to the new 5.When we moved to France, the children a

surrounding very well.

A.adapted

B. brought

C. were waiting

D. have been waited

6. A survey was carried out on cheating in examinations in college all over the

country, b were surprising.

A.such results

B. the results of which

C. these results

D. the results of it

7.The traffic was very heavy; otherwise I c here 30 minutes sooner.

A.should have been

B. would be

C. would have been

D. had been

8.Over ten people died and twenty people were d wounded in the train

crash.

A.eventually

B. urgently

C. bitterly

D. seriously

9.There was so much noise that the speaker couldn’t make himself a .

A.heard

B. to hear

C. hearing

D. being heard

10.A good many proposals were raised by the students, _c had been expected.

A.that

B. what

C. as

D. so

11.Do you think it is true that people b against nuclear weapon?

A.in particular

B. in general

C. in common

D. in question

12. d that he refused to help us, there is no reason why we should now

help them.

A.Being seen

B. See

C. Seen

D. Seeing

13.The teacher spoke so fast that it was hard for the students to _a what he was

saying.

A.take in

B. take out

C. take up

D. take over

B.

14. d against nature for a mother to hurt her own child.

A.She is

B. That is

C. What is

D. It is

15.Tom _b the shopkeeper of overcharging him for the things he had bought.

A.scolded

B. accused

C. blamed

D. criticized

16.Electrical energy _c from the sun in a roundabout way is the most widely

used energy today.

https://www.wendangku.net/doc/a25893563.html,e

B. to come

C. coming

D. having come

17.It is important to remember the saying that d is better than cure.

A.proportion

B. promotion

C. permission

D. prevention

18.With all this work on hand, He c to the cinema last night.

A.wouldn’t have gone

B. mustn’t have gone

C. shouldn’t have gone

D. needn’t have gone

19.Jack was so _b the computer game that he didn’t notice my arrival.

A.grateful B absorber in C. thoughtful of D. associated with

20.Read the book carefully, a you’ll find lots of information related to our

research.

A.and

B. if

C. or

D. so

（4）

1.The two boys had so_c in common that they soon became good fiends.

A.little

B. few

C. much 有太多共同点以至于

D. many

2.The medicine is harmful to the children. You must put it _a the reach of them.

A.beyond 放在接触范围之外

B. within

C. besides

D. beneath

3.He takes a walk along the river after supper every day _d his health.

A.because of

B. for the interest of

C. for the profit of

D. for the sake of 为了

4.The first, second and third prizes went to Jack, Tom and Henry b .

A.differently

B. respectively 分别

C. equally

D. particularly

5.It is reported that yesterday’s traffic accident _b the death of five passengers.

A.resulted from 由……导致

B. resulted in 导致了

C. regarded as 视为

D. responded to 反应

6.Some information you need for writing the essay is freely b on the

Internet.

A.average

B. adequate

C. available 可得的

D. abstract

7.The little girl who found the ring received a generous 慷慨的 c of one

hundred dollars.

A.award 奖励

B. price 价格

C. reward 报酬

D.

praise 夸奖

8.Drinking a lot of water and taking plenty of sleep are often regarded as _c for

a cold.

A.operations

B. corrections

C. means

D. remedies remedy

for 弥补的办法

9.The old couple decided to _d a boy though they already had three of their

own.

A.adopt 收养

B. adapt

C. bring

D. receive

10.When he was asked about the missing camera, Jimmy _a ever seeing it.

A.denied 否认

B. opposed

C. refused

D. complained

to suffer from stress more than people in the

11.People in cities c

countryside.

A.turn

B. incline

C. tend tend to 倾向于，容易

D. intend

12.The committee has decided that the race would continue a the wealth.

A.regardless of 无论，不管

B. instead of

C. by means of

D. in

view of

13.Everyone here, including children and old people, _b in for sports. 有插入

部分时，时态与插入语前面的主语一致，与插入结构无关类似的插入结构有together with, with, as well as 等

A.go

B. goes

C. going

D. to go

14.Never 否定提前，需倒装in China _b been interested in studying foreign

languages.

A.so many people have

B. have so many people

C. did so many people

D. have very many people

15.I’ve never been to Lijiang, but it s the place d .

A.where I’d like to visit it

B. that I want to visit it most

C. in which I’d like to visit

D. I most want to visit 省略that 的宾语

从句

16.You can go anywhere until _d your homework.

A.you’d finished

B. you finish

C. you’ll finish

D. you’ve finished

17.You c your classmates if you had made an effort last term.

A.had caught up with

B. would catch up with

C. would have caught up with 虚拟语气

D. have caught up with

18.I’m going out to buy _d furniture. Will you come along?

A.one or two

B. a few

C. a small amount of

D. one or two pieces of 不可数名词

19.The lab a next year will be advanced than the old one.

A.to be built 不定式表将来

B. built

C. being built .

D. to

build

20.Excuse me, but it is time to have your temperature b .

A.to take

B. taken have sth. done

C. take

D. taking

（5）

1.Mr. Jones accepted our suggestion and tried every means to _b himself to his new conditions

A)suit B)adapt 调整C)adopt D)regulate

2.The b of having one’s marriage arranged by parents has disappeared in many parts of the world but continues in some Asian and African countries

A)content B)custom 风俗C)current D) context

https://www.wendangku.net/doc/a25893563.html,puters of this type make the home an _a place to work in many cases.

A) efficient 有效率的B)effective C)affected D)affective

4.Although it was very difficult for him to finish the task, he was a_ to ask for help.

A) reluctant 不情愿B)impossible C)impatient D)reliable 可靠的

5.Cindy’s parents give her everything she asks for, and as a result, she’s very

much c .

A) injured B)harmed C)spoilt 宠爱的溺爱的v. spoil D)hurt

6.The old-fashioned chair in the living room has been_d in the family. It was my grandmother’s originally.

A)hand over B)handed out C)handed in D)handed down 传下来/ pass down

7.He told us to use our dictionaries to c any word we didn’t understand.

A)look for 寻找B)look out 小心C)look up 查单词consult a dictionary 查字典D)look at 看

8.Young children may run around and make a lot of noise. Actually they are acting _b for their age.

A)doubtfully B)appropriately 恰当，适应C)conveniently

D)elementarily

9.The fierce competition in this trade gets d of this enterprise’s development.

A)by the way 顺便B)in a way 以……方式C)in the way在……的途中

D)on the way 在路上/ under way 正在进行

10.We have _c to the government for a home improvement loan.

A)appointed B)approached C)arranged D)applied

11.The Americans and British not only speak the same language but also _c a large number of social customs.

A)appreciate B)join C)share 分享，共有D)associate

12.In recent years, the tourist industry has _c greatly to the development of our country’s economy.

A) benefited B) supported C) contributed 贡献D) assisted

13.It was because the applicant was too self-confident _a he failed in the interview.

A)that 强调句B)therefore C)so D)benefited

14.Liu Xiang was awarded a gold medal in the world championships. He _b a lot of hard training.

A)should have experienced

B)m ust have experienced 过去情况的推测must have done

C)s hould experience

D)must experience

15.A good writer is d who can express the commonplace in an uncommon way.

A)that B)it C)this D)one 一个人那些人 those who…

16.If the whole operation _b beforehand, a great deal of time and money would have been lost.

A)was not planned

B)h ad not been planned 虚拟语气

C)w ere not planned

D)has not been planned

17.We think a impossible for them to finish their assignment in such a short time.

A)it it is possible/impossible for sb. to do sth. B) what C)this D)that

18.Dr. Smith, together with his wife and two sons, a to arrive on the evening flight.

A)is 一致B)are going C)are D)will be

19.No sooner d home than he was asked to start on another journey.

A)Jack arrived B) Jack had arrived C) would jack arrive D)had Jack arrived no sooner than 结构用倒装

20._d another chance, I will certainly pass the driving test.

A)Give B)Giving C)To give D)Given 如果给相当于If I was given/ Given that … 考虑到

大学英语3级考试真题

大学英语 3 级考试真题 一、听力测试(本大题满分25 分，每小题 1 分 ) 做题时，先将答案划在试卷上。录音内容结束后再将试卷上的答案转涂到答题卡上。 第一节 听下面的 8 段短对话。每段对话后有一个小题，从每小题 A 、B 、 C 三个选项中选出一个最佳答案。 听每段对话只读一遍。 1.What color skirt does Linda like？ A. Red. B. Green. C. Blue. 2. How is the weather now? A. Sunny. B. Cloudy. C. Rainy. 3. How did they spend their weekend? A. They had a school trip. B. They cleaned up the street. C. They studied for a test. 4. Where will Peter go on vacation? A. To Canada. B. To Australia. C. To Japan. 5. What does Mike’ s father want him to be? A. A soldier. B. A pilot. C. A doctor. 6. Who will repair the bicycle? A. Bill's brother. B. Mrs. Brown's brother. C. Bill. 7. How much is the jacket now? A. 60 dollars. B. 90 dollars. C. 120 dollars. 8. What do we know about Jenny from the conversation? A. She is worried about a coming test. B. She is working hard at physics. C. She didn't pass the recent test. 第二节 下面你将听到 5 段对话或独白。每段对话或独白后有几个小题，从每小题A、B、C 三个选项中，选出一个与你听到的对话或独白内容相符的问题的答案。对话或独白读两遍。 听第一段材料回答 9 至 11 小题。 9. How many people will sit at the table? Xk b https://www.wendangku.net/doc/a25893563.html, A. Two. B. Three. C. Four. 10. What is the restaurant famous for? A. Noodles. B. Chicken soup. C. Dumplings. 11. What would they like to drink? A. Fish soup. B. Beer and coke. C. Milk. 听第二段材料回答第12 至 14 小题。 12. Have the speaker ever seen each other? A. Yes, they have. B. No, they haven't. C. We don't know. 13. How often does Lucy play tennis? A. Twice a week. B. Every morning. C. Never. 14. When may they meet again? A. Next morning. B. Next weekend. C. Next weekday. 听第三段材料回答第15 至 17 小题。 15. What's the relationship ( 关系 ) between the two speakers? A. Friends. B. Teacher and student. C. Father and daughter

2018全国计算机等级考试一级考试试题库

2018年全国计算机等级考试一级考试试题库 0401) 下列关于世界上第一台电子计算机ENIAC的叙述中，错误的是 A)它是1946年在美国诞生的 B)它主要采用电子管和继电器 C)它是首次采用存储程序控制使计算机自动工作 D)它主要用于弹道计算 答案：C 0402) 一个字长为8位的无符号二进制整数能表示的十进制数值范围是 A)0-256 B)0-255 C)1-256 D)1-255 答案：B 0403) 二进制数1001001转换成十进制数是 A)72 B)71 C)75 D)73 答案：D 0404) 十进制数90转换成无符号二进制数是 A)1011010 B)1101010 C)1011110 D)1011100 答案：A 0405) 标准ASCII码用7位二进制位表示一个字符的编码，其不同的编码共有 A)127个 B)128个 C)256个 D)254个 答案：B 0406) 根据国标GB2312-80的规定，总计有各类符号和一、二级汉字编码 A)7145个 B)7445个 C)3008个 D)3755个 答案：B 0407) 运算器的主要功能是进行 A)算术运算 B)逻辑运算 C)加法运算 D)算术和逻辑运算 答案：D 0408) 下列各存储器中，存取速度最快的是 A)CD-ROM

C)软盘 D)硬盘 答案：B 0409) 假设某台式计算机的内存储器容量为256MB，硬盘容量为20GB。硬盘的容量是内存容量的 A)40倍 B)60倍 C)80倍 D)100倍 答案：C 0410) 在外部设备中，扫描仪属于 A)输出设备 B)存储设备 C)输入设备 D)特殊设备 答案：C 0411) 计算机能直接识别的语言是 A)高级程序语言 B)机器语言 C)汇编语言 D)C++语言 答案：B 0412) 下列关于计算机病毒的叙述中，错误的是 A)计算机病毒具有潜伏性 B)计算机病毒具有传染性 C)感染过计算机病毒的计算机具有对该病毒的免疫性 D)计算机病毒是一个特殊的寄生程序 答案：C 0413) Internet网中不同网络和不同计算机相互通讯的基础是 A)ATM B)TCP/IP C)Novell D)X.25 答案：B 0414) 已知一汉字的国标码是5E38，其内码应是 A)DEB8 B)DE38 C)5EB8 D)7E58 答案：A 0415) 已知三个字符为：a、X和5，按它们的ASCII码值升序排序，结果是 A)5,a,X B)a,5,X C)X,a,5 D)5,X,a 答案：D 0416) 度量计算机运算速度常用的单位是

2020年全国国家计算机二级考试模拟考试训练题库及答案(共450题)

2020年国家计算机二级考试模拟考试训练题库 含答案（共450题） 1、某URL为ftp://ftp、bta、net、cn/，则访问该资源所用的协 议是____。 A、文件传输协议 B、超文本传输协议 C、分布式文本检索协议 D、自动标题搜索协议 2、哪些信息不可以在因特网上传输____。 A、声音 B、图像 C、文字 D、普通信件 3、哪种文件的扩展名是PPT____。 A、PowerPoint B、Word C、Excel D、网页 4、如果想寻找一个文件，哪项内容与寻找该文件无关____。 A、文件的类型 B、文件建立的时间 C、文件的大小 D、文件的图标 5、设置了屏幕保护程序后，如用户在一段时间____Windows将执行 屏幕保护程序。 A、没有按键盘 B、没有移动鼠标器 C、既没有按键盘，也没有移动鼠标器 D、没有使用打印机 6、使用Windows操作系统时，下列说法正确的是____。 A、不能同时打开多个窗口 B、可以同时打开多个窗口 C、不能同时执行多种任务 D、可以在断电后保存内存中的信息 7、数据和程序是以____形式存储在磁盘上的。 A、集合 B、文件 C、目录 D、文件夹

8、通常所说的FTP协议是指____。 A、简单邮件传输协议 B、提供远程登陆功能 C、文件传输协议 D、保证数据的传输 9、万维网的WWW的含义是____。 A、Work wide with B、wait wait wait C、Work wind weak D、World wide web 10、网络中计算机之间的通信是通过____实现的，它们是通信双方 必须遵守的约定。 A、网卡 B、通信协议 C、磁盘 D、电话交换设备 11、计算机工作最重要的特征是____。 A、高速度 B、高精度 C、存储程序和程序控制 D、记忆力强 12、计算机业界最初的硬件巨头“蓝色巨人”指的是____。 A、IBM B、Microsoft C、联想 D、Sun 13、第四媒体是指（）。 A、报纸媒体 B、网络媒体 C、电视媒体 D、广播媒体 14、CAD是计算机的主要应用领域，它的含义是____。 A、计算机辅助教育 B、计算机辅助测试 C、计算机辅助设计 D、计算机辅助管理 15、“计算机辅助____ ”的英文缩写为CAM。Assist 辅助 A、制造 B、设计 C、测试 D、教学 16、将高级语言程序设计语言源程序翻译成计算机可执行代码的 软件称为 ____ A、汇编程序 B、编译程序 C、管理程序 D、服务程序

2016年度大学英语三级考试精选题

2016年大学英语三级考试真题-英语三级考试A级及答案 Part II Structure (15 minutes) 第二部分结构（15分钟） Directions: This part is to test your ability to construct grammatically correct sentences. It consists of 2 sections. 方向：这部分是测试你的语法正确的句子的能力建设。它由2个部分组成。 Section A 第1课时 Directions: In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A), B), C) and D). Then you should mark the corresponding letter on the Answer Sheet with a single line through the center. 方向：在这一节，有10个不完整的句子。您需要完成每一个决定的最适当的词或词的4个选择标记为A，B），C和D）。这个你应该在答题纸上用中间一行标出相应的字母。 16. We must find a way to cut prices ________ reducing our profits too much. A) without B) despite C) with D) for 16。我们必须找到一个方法来降低价格________减少我们的利润太多。 a)没有b）尽管c）与d） 17. She didn’t know ________ to express her ideas in English clearly in public. A) which B) why C) what D) how 17。她不知道________表达自己的想法用英语清楚的公共。A）B）为什么C）什么D）如何 18. ________ the weather improves, we will suffer a huge loss in the tourist industry. A) As B) Since C) While D) Unless 18。________天气好转，我们会在旅游业的巨大损失。a）作为b）由于c）d，除非 19. We are happy at the good news ________ Mr. Black has been awarded the Best Manager. A) that B) which C) what D) whether 19。我们很高兴听到这个好消息，________布莱克先生被授予“最佳经理。A），B），C）D）是什么 20. It is important that we ________ the task ahead of time. A) will fish B) finished

计算机等级考试选择题(全含答案)

库一 1、下列对信息的描述，错误的是（A ）。 数据就是信息 信息是用数据作为载体来描述和表示的客观现象 信息可以用数值、文字、声音、图形、影像等多种形式表示 信息是具有含义的符号或消息，数据是计算机内信息的载体 2、以下关于图灵机的说法，错误的是（B）。 在图灵机的基础上发展了可计算性理论 图灵机是最早作为数学运算的计算机 图灵机是一种数学自动机器，包含存储程序的思想 图灵机是一种抽象计算模型，用来精确定义可计算函数 3、用32位二进制补码表示带符号的十进制整数的范围是（C）。-4294967296～+4294967295 -4294967296～+4294967296 -2147483648～+2147483647 -2147483647～+2147483648 4、某微型机的CPU中含有32条地址线、28位数据线及若干条控制信号线，对内存按字节寻址，其最大内存空间应是（A）。 A、4GB B、4MB C、256MB D、2GB 5、下面关于计算机语言的叙述中，正确的是（D ）。 汇编语言程序是在计算机中能被直接执行的语言 机器语言是与计算机的型号无关的语言 C语言是最早出现的高级语言 高级语言是与计算机型号无关的算法语言 6、中文Windows XP操作系统是一个（B ）。 用户多任务操作系统 单用户多任务操作系统 多用户单任务操作系统 单用户单任务操作系统 7、中文WindowsXP中的"剪贴板"是（A ）。 内存中的一块区域 硬盘中的一块区域 软盘中的一块区域 高速缓存中的一块区域 8、以下对WindowsXP的系统工具的叙述，错误的是（D ）。 磁盘备份是防止硬盘的损坏或错误操作而造成数据丢失 "磁盘清理"是将磁盘上的文件以某种编码格式压缩存储 "磁盘碎片整理程序"可以将零散的可用空间组织成连续的可用空间 "任务计划"不能清理硬盘 9、下列关于WordXP各种视图的叙述中（C）是错误的。 在普通视图下不能显示图形 在页面视图下所见即打印所得 在Web版式视图下所见即打印所得 在大纲视图下可以查看文档的标题和正文 10、WordXP的打印预览状态下，若要打印文件。以下说法正确的是（ C ）。 只能在打印预览状态下打印 在打印预览状态下不能打印 在打印预览状态下也能打印 必须退出打印预览状态后，才能打印 11、以下有关光盘存储器的叙述中，错误的是（D ）。 只读光盘只能读出而不能修改所存储的信息 VCD光盘上的影视文件是压缩文件 CD-ROM盘片表面有许多凹坑和平面 DVD与VCD的区别只是容量上的不同 12、用Windows画图软件读入一个16色bmp位图文件，未经任何处理，然后再以256色bmp位图模式存盘，则（ D ）。像素的个数会增加 像素的个数会减少 图像的颜色数会增加 图像文件的存储空间会增大 13、下面关于图像压缩的描述，错误的是（A ）。 图像压缩编码的理论基础是控制论 图像压缩包括有损压缩和无损压缩 好的算法可以进一步提高图像的压缩率 图像之所以要压缩是因为数字化后还有很大的冗余量 14、局域网的网络硬件主要包括服务器、工作站、网卡和（C）。 A、网络协议 B、网络操作系统 C、传输介质 D、网络拓扑结构 15、调制解调器（Modem）的功能是实现（A）。 模拟信号与数字信号的相互转换 数字信号编码 模拟信号转换成数字信号 数字信号放大 16、IP地址由网络号和主机号两部分组成，用于表示A类地址的主机地址长度是（ C ）位二进制数。 A、8 B、8 C、24 D、32 17、一台计算机中了特洛伊木马病毒后，下列说法错误的是（ C ）。 计算机上的数据可能被他人篡改 计算机上的有关密码可能被他人窃取 病毒会定时发作，以破坏计算机上的信息 没有上网时，计算机上的信息不会被窃取 18、在学生课程管理中分别使用以下二种表示，即： （1）表SC（学号，姓名，课程号，课程名，学时，学分，成绩）；（2）表STUDENT（学号，姓名，课程号）和表COURSE（课程号，课程名，学时，学分，成绩）。 则以下叙述正确的是（B ）。 采用（1）表示的数据冗余量大，查找速度也慢 采用（1）表示的数据冗余量大，但查找速度快 采用（2）表示的数据冗余量大，查找速度也慢 采用（2）表示的数据冗余量大，但查找速度快 19、在E-R图向关系模式转换中，如果两实体之间是多对多的联系，则必须为联系建立一个关系，该联系对应的关系模式属性包括（D ）。 自定义的主键 联系本身的属性 联系本身的属性及所联系的任一实体的主键 联系本身的属性及所联系的双方实体的主键 20、在ACCESS XP中说查询的结果是一个"动态集"，是指每次执行查询时所得的数据集合（B ）。 都是从数据来源表中随机抽取 基于数据来源表中数据的改变而改变 随着用户设置的查询准则的不同而不同 将更新数据来源表中的数据 21、计算机之所以能实现自动连续执行，是由于计算机采用了（ D ）原理。 A、布尔逻辑运算 B、数字模拟电路 C、集成电路工作 D、存储程序控制 22、下列叙述中,正确的是（A ）。 A、目前计算机的硬件只能识别0和1所表示的信号 B、内存容量是指微型计算机硬盘所能容纳信息的字节数 C、微型计算机不需避免强磁场的干扰 D、计算机系统是由主机和软件系统组成 23、以下叙述错误的是（D ）。 A、主频很大程度上决定了计算机的运行速度 B、字长指计算机

计算机二级考试题目

在考生文件夹下打开文档WORD.DOCX。 某高校学生会计划举办一场"大学生网络创业交流会"的活动，拟邀请部分专家和老师给在校学生进行演讲。因此，校学生会外联部需制作一批邀请函，并分别递送给相关的专家和老师。 请按如下要求，完成邀请函的制作： 1. 调整文档版面，要求页面高度18厘米、宽度30厘米，页边距（上、下）为2厘米，页边距（左、右）为3厘米。 2. 将考生文件夹下的图片"背景图片.jpg"设置为邀请函背景。 3. 根据"Word-邀请函参考样式.docx"文件，调整邀请函中内容文字的字体、字号和颜色。 4. 调整邀请函中内容文字段落对齐方式。 5. 根据页面布局需要，调整邀请函中"大学生网络创业交流会"和"邀请函"两个段落的间距。 6. 在"尊敬的"和"（老师）"文字之间，插入拟邀请的专家和老师姓名，拟邀请的专家和老师姓名在考生文件夹下的"通讯录.xlsx "文件中。每页邀请函中只能包含1位专家或老师的姓名，所有的邀请函页面请另外保存在一个名为"Word-邀请函.docx"文件中。 7. 邀请函文档制作完成后，请保存"Word.docx"文件。

小李今年毕业后，在一家计算机图书销售公司担任市场部助理，主要的工作职责是为部门经理提供销售信息的分析和汇总。 请你根据销售数据报表（"Excel.xlsx" 文件），按照如下要求完成统计和分析工作： 1. 请对"订单明细表"工作表进行格式调整，通过套用表格格式方法将所有的销售记录调整为一致的外观格式，并将"单价"列和"小计"列所包含的单元格调整为"会计专用"（人民币）数字格式。 2. 根据图书编号，请在"订单明细表"工作表的"图书名称"列中，使用VLOOKUP 函数完成图书名称的自动填充。"图书名称"和"图书编号"的对应关系在"编号对照"工作表中。 3. 根据图书编号，请在"订单明细表"工作表的"单价"列中，使用VLOOKUP函数完成图书单价的自动填充。"单价"和"图书编号"的对应关系在"编号对照"工作表中。 4. 在"订单明细表"工作表的"小计"列中，计算每笔订单的销售额。 5. 根据"订单明细表"工作表中的销售数据，统计所有订单的总销售金额，并将其填写在"统计报告"工作表的B3单元格中。 6. 根据"订单明细表"工作表中的销售数据，统计《MS Office高级应用》图书在2012年的总销售额，并将其填写在"统计报告"工作表的B4单元格中。 7. 根据"订单明细表"工作表中的销售数据，统计隆华书店在2011年第3季度的总销售额，并将其填写在"统计报告"工作表的B5单元格中。 8. 根据"订单明细表"工作表中的销售数据，统计隆华书店在2011年的每月平

大学英语三级(A)真题

大字英语三级(A)真题2016年12月 Part ⅠListening C om p r e h e n s i on D i r ec t i on s: This part is to test your listening ability. It consists of 4 sections. Section A D i r ec t i on s:]Thi s section is to test your ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. Both the dialogues and questions will be spoken only once. When you hear a question, you should decide on the correct answer from the 4 choices marked A, B, C and D given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the center. 1. A.The brand image. B.The marketing strategy. C.The sales plan. D.The company culture. 2. A.Telephone bills. B.Online shopping. C.Telephone banking. D.Credit cards. 3. A.On the third floor. B.On the fifth floor. C.On the sixth floor. D.On the eighth floor. B

计算机等级考试题目及答案

计算机专业试题题目 习题1 一、单选题 1、世界上首次提出存储程序的计算机体系结构的是（） A莫奇菜B图灵C乔治●布尔D冯●诺依曼 2、目前普遍使用的微型计算机，所采用的逻辑元件是（） A电子管B大规模和超大规模集成电路 C晶体管B小规模集成电路 3、用MIPS为单位来衡量计算机的性能，它指的是计算机的（） A传输速率B存储器容量C字长D运算速度 4、为了避免混淆，十六进制数在书写时常在数据后面加英文字母（） A H B O C D D B 5、用十六进制数给存储器中的字节地址编码。若编码为0000H—FFFFH，则该存储器的容量是（）KB A32 B64 C128 D256 6、计算机的微处理芯片集成有（）部件 ACPU和运算器B运算器和I／O接口 C控制器和运算器D控制器和存储器 7、微型计算机内，配置高速缓冲存储器（Cache）是为了解决（） A内存与辅助存储器之间速度不匹配的问题 BCPU与内存储器之间速度不匹配问题 CCPU与辅胎甲球存储器之间速度不匹配问题 D主机与外设之间速度不匹配问题 8、微型机中，硬盘分区的目的是（）

A将一个物理硬盘分为几个逻辑硬盘B将一个逻辑硬盘分为几个物理硬盘 C将DOS系数统分为几个部分D将一个物理硬盘分成几个物理硬盘 9、下列术语中，属于显示器性能指标的是（） A速度B可靠性C分辨率D精度 10、指令的解释是由计算机的（）来执行的 A控制部分B存储部分C输入/输出部分D算术和逻辑部分 11、准确地说，计算机中文件是存储在（） A内存中的数据集合B硬盘上的一组相关数据的集合 C存储介质上的一组相关信息的集合D软盘上的一组相关数据集合 12、操作系统的主要功能是（） A管理源程序B管理数据库文件 C对高级语言进行编译D控制和管理计算机系统的软硬件资源 13、把计算机分巨型机、大中型机、小型机和微型机，本质上是按（） A计算机的体积BCPU的集成度 C计算机综合性能指标D计处机的存储容量 14、对高级语言程式序，下列叙述中，正确的是（） A计算机语言中，只有机器语言属于低级语言 B高级语言源程序可以被计算机直接执行 CC语言属于高级语言 D机器语言是与所用机器无关的 15、用高级程序设计语言编写的程序称为（） A目标程序B可执行程序C源程序D伪代码程序 16、在使用计算机时，如果发现计算机频繁地读写硬盘，最可能存在的原因是（）A中央处理器的速度太慢B硬盘的容量太小

(完整版)2019年全国计算机二级考试试题题库(附答案)

2019年全国计算机二级考试试题题库（附答案） 一、选择题((1)-(40)每小题1分，(41)-(50)每小题2分，共60分) 下列各题 A) 、B)、C)、D)四个选项中，只有一个选项是正确的，请将正确选项在答题卡相应位置上涂黑，答在试卷上不得分。 (1) 应用软件是指 A) 所有能够使用的软件 B) 能被各应用单位共同使用的某种软件 C) 所有微机上都应使用的基本软件 D) 专门为某一应用目的而编制的软件 (2) 下列述叙中错误的是 A) 计算机要经常使用不要长期闲置不用 B) 为了延长计算机的寿命，应避免频繁开关计算机 C) 在计算机附近应避免磁场干扰 D) 计算机用几小时后，应关机一会儿再用 (3) 下列字符中，ASCII码值最小的是 A) A B) a C) Z D) x (4) 用晶体管作为电子器件制成的计算机属于 A) 第一代 B) 第二代 C) 第三代 D) 第四代 (5) 下列各不同进制的四个无符号数中，最小的数是 A) (11011001)2 B) (37)8 C) (75)10 D) (2A)16 (6) 二进制数1110111.11转换成十六进制数是 A) 77.C B) 77.3 C) E7.C D) E7.3 (7) 下列各无符号十进制数中，能用八位二进制表示的是 A) 296 B) 333 C) 256 D) 199 (8) 计算机的软件系统可分类为 A) 程序与数据 B) 系统软件与应用软件 D) 操作系统与语言处理程序 D) 程序、数据与文档 (9) 486机中的CPU同时能处理的二进制位数为 A) 8 B) 16 C) 32 D) 64 (10) 在使用计算机的过程中，需要重新启动DOS，则要

大学英语三级历年考试真题汇总真题及答案

Part II Structure (15 minutes) Directions: This part is to test your ability to construct grammatically correct sentences. It consists of 2 sections. Section A Directions: In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A), B), C) and D). Then you should mark the corresponding letter on the Answer Sheet with a single line through the center. 16. We must find a way to cut prices ________ reducing our profits too much. A) without B) despite C) with D) for 17. She didn’t know ________ to express her ideas in English clearly in public. A) which B) why C) what D) how 18. ________ the weather improves, we will suffer a huge loss in the tourist industry. A) As B) Since C) While D) Unless 19. We are happy at the good news ________ Mr. Black has been awarded the Best Manager. A) that B) which C) what D) whether 20. It is important that we ________ the task ahead of time. A) will fish B) finished C) finish D) shall finish 21. Would you please pass me the book ________ cover is black? A) which B) whose C) that D) its 22. ________ in the company for three years, Mark has become experienced in business negotiations. A) Having worked B) Have been working

计算机二级考试题库

C语言无纸化考试选择题全真模拟试卷（1） 选择题（（1）~（40）每小题1分，共40分）下列A)、B)、C)、D)四个选项中，只有一个选项是正确的。 （1）下列关于栈和队列的描述中，正确的是（D）。 A）栈是先进先出B）队列是先进后出 C）队列允许在队头删除元素D）栈在栈顶删除元素 （2）已知二叉树后序遍历序列是CDABE，中序遍历序列是CADEB，它的前序遍历序列是（C）。A）ABCDEB）ECABDC）EACDBD）CDEAB （3）在数据流图中，带有箭头的线段表示的是（B）。 A）控制流B）数据流C）模块调用D）事件驱动 （4）结构化程序设计的3种结构是（B）。 A）顺序结构，分支结构，跳转结构B）顺序结构，选择结构，循环结构 C）分支结构，选择结构，循环结构D）分支结构，跳转结构，循环结构 （5）下列方法中，不属于软件调试方法的是（C）。 A）回溯法B）强行排错法C）集成测试法D）原因排除法 （6）下列选项中，不属于模块间耦合的是（B）。 A）内容耦合B）异构耦合C）控制耦合D）数据耦合 （7）下列特征中不是面向对象方法的主要特征的是（D）。 A）多态性B）标识惟一性C）封装性D）耦合性 （8）在数据库设计中，将E-R图转换成关系数据模型的过程属于（C）。 A）需求分析阶段B）概念设计阶段C）逻辑设计阶段D）物理设计阶段 （9）在一棵二叉树上，第5层的结点数最多是（D）。 A）8B）9C）15D）16 （10）下列有关数据库的描述，正确的是（B）。 A）数据库设计是指设计数据库管理系统 B）数据库技术的根本目标是要解决数据共享的问题 C）数据库是一个独立的系统，不需要操作系统的支持 D）数据库系统中，数据的物理结构必须与逻辑结构一致 （11）以下叙述错误的是（）。 A）C语言区分大小写 B）C程序中的一个变量，代表内存中一个相应的存储单元，变量的值可以根据需要随时修改 C）整数和实数都能用C语言准确无误地表示出来 D）在C程序中，正整数可以用十进制、八进制和十六进制的形式来表示 （12）下列叙述中错误的是（）。 A）用户所定义的标识符允许使用关键字 B）用户所定义的标识符应尽量做到"见名知意" C）用户所定义的标识符必须以字母或下划线开头 D）用户定义的标识符中，大、小写字母代表不同标识 （13）下列选项中可作为C语言合法常量的是（）。 A）-80B）-080C）-8e1.0D）-80.0e （14）下列定义变量的语句中错误的是（）。 A）int _int;B）double int_;C）char For;D）float US$; （15）下列关于函数的叙述中正确的是（）。 A）每个函数都可以被其他函数调用（包括main函数）B）每个函数都可以被单独编译 C）每个函数都可以单独运行D）在一个函数内部可以定义另一个函数 （16）当a=1、b=2、c=3、d=4时，执行下面程序段后，x的值是（）。

计算机二级考试题目

Word 2010 高级应用综合操作题打开素材库中的“典型试题”文件，按下面的操作要求进行操作，并把操作结果存盘。 1．操作要求 （1）对正文进行排版。 ①使用多级符号对章名、小节名进行自动编号，代替原始的编号。要求： * 章号的自动编号格式为：第X 章（例：第1 章），其中：X 为自动排序，阿拉伯数字序号。对应级别1。居中显示。 *小节名自动编号格式为：，X为章数字序号，Y为节数字序号（例：）,X、Y均为阿拉伯数字序号。对应级别2。左对齐显示。 ②新建样式，样式名为：“样式”＋考生准考证号后5 位。其中： *字体：中文字体为“楷体” ，西文字体为“ Time New Roman ”，字号为“小四” 。 *段落：首行缩进2 字符，段前行，段后行，行距倍；两端对齐。其余格式，默认设置。 ③对正文中的图添加题注“图” ，位于图下方，居中。要求： *编号为“章序号” -“图在章中的序号” 。例如，第1 章中第2 幅图，题注编号为1-2。 *图的说明使用图下一行的文字，格式同编号。 *图居中。 ④对正文中出现“如下图所示”的“下图”两字，使用交叉引用。 *改为“图X-Y”，其中“ X-Y'为图题注的编号。 ⑤对正文中的表添加题注“表” ，位于表上方，居中。 *编号为“章序号” -“表在章中的序号” 。例如，第1 章中第1 张表，题注编号为1-1。 *表的说明使用表上一行的文字，格式同编号。 *表居中，表内文字不要求居中。 ⑥对正文中出现“如下表所示”中的“下表”两字，使用交叉引用。 *改为“表X-Y，其中“ X-Y'为表题注的编号。 ⑦对正文中首次出现“ Access'的地方插入脚注。 *添加文字“ Access是由微软发布的关联式数据库管理系统。”。 ⑧将②中的新建样式应用到正文中无编号的文字。不包括章名、小节名、表文字、表和图的题注、脚注。 （2）在正文前按序插入三节，使用Word 提供的功能，自动生成如下内容： ①第1 节：目录。其中：“目录”使用样式“标题1”，并居中；“目录”下为目录项。 ②第2 节：图索引。其中：“图索引”使用样式“标题1”，并居中；“图索引”下为图索引项。 ③第3 节：表索引。其中：“表索引”使用样式“标题1”，并居中；“表索引”下为表索引项。 （3）使用适合的分节符，对正文进行分节。添加页脚，使用域插入页码，居中显示。要求： ①正文前的节，页码采用“i ,ii』［,???”格式，页码连续。 ②正文中的节，页码采用“ 1,2,3,…”格式，页码连续。 ③正文中每章为单独一节，页码总是从奇数开始。 ④更新目录、图索引和表索引。

(完整版)12月大学英语三级考试A级真题

Part I 1.A)Book a ticket B)Leave Beijing C)Go to America D)Buy some gifts 2.A)An engineer B)A professor C)A secretary D)A manager 3.A)At a book store B)At a bank C)In a office D)In a restaurant 4.A)She can’t see the movie today B) She doesn’t like the movie C) She has already seen the movie D)She prefers to watch movies alone 5.A)Very happy B)Excited C)A little worried D)Proud Conversation 1 6.A)Discussing a project B)Meeting a customer C)Giving a welcome speech D)Taking a job interview 7.A)She can have a higher pay there B)She likes the environment there C)The company isclose to her home D)The company offers a longer paid holiday Conversation 2 8.A)To place an order B)To book a hotel room C)To change an appointment D)To discuss a program 9.A)To sign a contract B)To take a holiday C)To visit his partner D)To have a family gethering 10．A)9 am B)10 am C)2 pm D)3 pm 11.What do many young people think of the Internet？ It is a good place to . 12.What can young people practice on the Internet？ They can practice by talking with people. 13.What is important for young people to know when talking with strangers online？ Talking with strangers online can be . 14.What should you do to protect yourself online？ Never give your to anyone. 15What should you do if you feel uncomfortable with the topics of conversation？ Stop . Part II Structure (15 minutes) Section A 16. When I am away _____ business, I contact my office every day by email. A. with B. of C. on D. to 17. In addition to economic considerations, there are other reasons _____ people work long hours. A. what B. why C. when D. where 18. There may be a need for retraining if you expect employees _____ new technology. A. using B. use C. to use D. used 19. A survey suggests that nearly one in six children has difficulty _____ to talk. A. to learn B. learning C. learn D. learnt 20. It was in their London branch _____ we met and discussed the issue. A. that B. which C. how D. what 21. The decision about such a big project can not be made _____ each member of the board agrees. A. if B. unless C. though D. as 22. There was no proof to show that Charles had committed the crime, _____ he was set free. A. but B. for C. or D. so 23. Medical accidents _____ by drugs have attracted much attention in that country. A. causing B. to be caused C. be caused D. caused 24. No sooner _____ than I realized I’d left the document at home. A. have we sat down B. had we sat down C. we had sat down D. we sat down 25. the sales department of a company is engaged in _____ the products and making profits. A. selling B. sell C. being sold D. having sold Section B 26. All the staff of the company (work) _______ very hard last year and 15% more profit was gained.

全国计算机等级考试一级题库

全国计算机等级考试一级题库 全国计算机等级考试一级题库 一选择题： 1．微型计算机硬件系统中最核心的部件是( )。答案:B A 、主板B、 CPU C、内存储器D、 I/O设备2．下列术语中，属于显示器性能指标的是( )。答案 :C A 、速度B、可靠性C、分辨率D、精度3．配置高速缓冲存储器(Cache)是为了解决( )。答案:C A、内存与辅助存储器之间速度不匹配问题 B、CPU 与辅助存储器之间速度不匹配问题 C、CPU 与内存储器之间速度不匹配问题 D、主机与外设之间速度不匹配问题 4．计算机病毒是一种( )。答案:C A 、特殊的计算机部件B、游戏软件 C、人为编制的特殊程序 D 、能传染的生物病毒

5．微型计算机存储系统中，PROM 是 ( )。答案:D A 、可读写存储器B、动态随机存取存储器 C、只读存储器 D、可编程只读存储器 6．在计算机领域中通常用 MIPS 来描述 ( )。 答案 :A A 、计算机的运算速度B、计算机的可靠性 C、计算机的可运行性 D 、计算机的可扩充性 7．在 Word 的编辑状态，单击文档窗口标题栏右侧的按钮后，会( )。答案 :D A 、将窗口关闭B、打开一个空白窗口 C、使文档窗口独占屏幕 D 、使当前窗口缩小 8．在 Word 的编辑状态，当前编辑的文档是 C 盘中的 d1.doc 文档，要将该文档拷贝到软盘，应当使用( )。答案:A A、"文件 "菜单中的 "另存为 "命令 B、"文件 "菜单中的 "保存 "命令 C、"文件 "菜单中的 "新建 "命令 D、 "插入 "菜单中的命令 9．在 Word 的编辑状态，文档窗口显示出水平标尺，则当前 的视图方式 ( )。答案 :A A、一定是普通视图或页面视图方式 B、一定是页面视图或大纲视图方式