专四训练题

1. My father never gave me

A many advice

B many advices

C much advice C a lot of advices

2. She took him and led him across the road..

A by his hand

B by the hand

C with hand

D with the hand

3. I don’t think he is to blame, ?

A do I

B is he

C isn’t he

D does he

4. I know the money is safe, I shall not worry about it.

A. Even though B Unless C As long as D However

5. He couldn’t lie convincingly enough to take a child

A away

B down

C in

D up

6. The parents were worried about Dorothy because no one was aware she had gone.

A where that

B of where

C where

D the place

7. It was not until she returned home she realized she had almost wasted ten of her valuable hours.

A and

B when

C then

D that

8 There has not been a great response to the sale,

A does it

B has it

C does there

D has there

9. Anthropology is a science anthropologists use a rigorous set of methods and techniques to document observations that can be checked

A in that

B that in

C that

D in

10. The activities of the international marketing researcher are frequently much broader than .

A the domestic marketer had

B those of the domestic marketer

C the domestic marketer does

D that which has the domestic marketer

11. I’m surprised at there an index.

A not to be

B to be not

C not being

D being not

12. I this soup. I pepper in it.

A am tasting…am tasting

B am tasting….taste

C taste… am tasting C taste… have tasted

13. , explorers could never have found the cave.

A But for the fissure had been spotted

B If not the fissure had been spotted

C Had the fissure not been spotted

D Had not the fissure been spotted

14. John often sits in a small bar, drinking and smoking considerably more

A than that he is healthy

B than good for his health

C than his health could

D than is good for his health

15. This girl is Mary’s cousin.

A pretty little Swedish

B Swedish little pretty

C Swedish pretty little

D little pretty Swedish

人教版四年级数学下四则运算练习题

人教版四年级数学下四则运算练习题 一、口算。 86÷2= 0×25= 900÷3= 840÷2= 90÷6= 70÷5= 68÷4= 27÷9= 96÷8= 56÷7= 600÷2= 66+30= 88÷8= 63÷3= 480÷6= 50×4= 51÷3= 35×2= 95+70= 80-47= 0÷5= 52÷4= 3600÷4= 28-19= 84÷4= 20×4= 490÷7= 160÷4= 72+18= 400-4= 160÷8= 720÷9= 210÷7= 90×2= 65÷5= 75÷5= 16×3= 100÷5= 100×7= 35÷7= 二、填空。 1、0×5＋5÷5=（） 2、如果要改变算式48＋32÷4的运算顺序，先算加法，再算除法，那么算式是（） 3、一个算式里只有加减法或者只有乘除法，就要（）。 4、博物馆上午有320人参观，中午离去85人，下午又来了128人，现在有（）人 5、____、____、_____、_____统称为四则运算。 6、按照给定的运算顺序添括号。 （1）最后一步算乘法 223－9×21＋24 （2）最后一步算减法 223－9×21＋24 （3）先除再加最后算乘 300×18÷5＋12 7、在列式计算里，如果要改变“先乘除，后加减”的运算顺序，就要使用________。 8、3个工人4小时一共加工288个零件，每个工人每小时能加工多少个零件。 ①288÷3＝96（个）表示_____________________ 。 ②288÷4=72（个）表示_____________________ 。

③288÷3÷4=24（个）表示______________________。 9、买一件上衣120元，买一条裤子100元，如果买这样的上衣2件，裤子3条，求共需多少钱？ ①先求________________,列式________________。 ②再求________________,列式________________。 ③最后求___________________,列式___________________。 三、判断: 1．0除任何数都得0。……………………………………………………………（）2．根据“先乘除、后加减”，计算80÷5×2＋8时，应该先算80÷5。……（）3．128－28＝100，100÷5＝20，20＋5＝25，列成综合算式是128－28÷5＋5。 四、选择题。 1、47与33的和，除以36与16的差，商是多少？正确列式是（） A、47+33÷36-16 B、（47+33）÷（36-16） C、（36-16）÷（47+33） 2、750减去25的差，去乘20加上13的和，积是多少？正确列式是（） A、（750-25）×（20+13） B、（20+13）×（750-25） C、750-25×20+13 3、养鸡专业户卖出公鸡98只，还有公鸡87只，母鸡的只数是原有公鸡的5倍，养鸡专业户有母鸡多少只？正确列式是（） A、（98+87）×5 B、98+87×5 C、98×5+87 五、计算题: 19×96－962÷74 10000－(59＋66)×64 5940÷45×(798－616) (315×40－364)÷7 1024÷16×3 （135＋415）÷5+16 1200－20×18 735×（700－400÷25）1520－（1070＋28×2）

历年英语专业四级单项选择题真题整理及答案解析

历年英语专业四级单项选择题真题整理及答案解析 2006年 51. __dull he may be, he is certainly a very successful top executive. A Although B whatever C As D However 正确答案为D). however引导的让步状语从句,意思是无论(怎么样),从句需要倒装,即However+adj/adv+主+谓. However dull he may be=Dull as he may be. although和as引导让步状语从句,指”尽管”, whatever用来引导名词从句,意思是: 无论什么. 句意: 无论他多么地令人感到乏味.他还是一位非常成功的顶级行政人员. 52. If only I __play the guitar as well as you! A would B could C should D might 正确答案为B). could表示能够,是一种能力. If only引导的虚拟语气,表示”要是….该多好啊!”. 句意: 要是我能像你那样把吉他弹得那么好该多好啊! 53. The party, __I was the guest of honour, was extremely enjoyable. A by which B for which C to which D at which 正确答案为D). at which. 先行词the party作介词at的宾语. 即I was the guest of honor at the party. 关系代词指代the party. 54 It's high time we __ cutting down the rainforests. A stopped B had to stop C shall stop D stop 正确答案为A). stopped. It is (high) time的意思是到了做…的时候了. 从句中一般用过去时构成虚拟语气. 此句型为历年专四考试常考句型. 55 The student said there were a few points in the essay he __ impossible to comprehend. A has found B was finding C had found D would find 正确答案为C). had found. 考察定语从句的时态. 定语从句中的”找到问题”这一动作发生先于主句动词said,所以用had found构成过去完成时. 56 Loudspeakers were fixed in the hall so that everyone__ an opportunity to hear the speech. A ought to have B must have C may have D should have 正确答案为C). may. so that引导目的状语从句,表示为了让每个人都有机会听到讲座. 其他选项均不符合题意. ought to have done=should have done本应该做而实际未做. must have done 表示对过去的肯定猜测. 57 I am surprised__ this city is a dull place to live in. A that you should think B by what you are thinking C that you would think D with what you were thinking 正确答案为A). 本句中should表示惊讶语气, 故不能省略. 句意:你居然会认为在这个城市居住是很无聊的,这点让我很惊讶. 58 Susan is very hardworking, but her pay is not__ for her work.

五年级四则运算计算题

暑假计算题 第一天 3.14×9.9+0.314 4.05×101 9.1÷0.125 6.27×1.5-6.27 （1-0.8）×（4-3.68）÷0.01 [0.15+（3.74-1.8）÷0.4]×20 第二天 2.5×7.83×0.4 48.052+9.12+5.88 49.6－1 3.4＋6.3 0.56×40.5+0.44×59.5 3.87－1.59+25.6 81-13.45-29.55 第三天 54÷（3.94+6.86）×0.8 （2.5-1÷0.8）×0.8-0.8 (6.48－1.08)÷0.5 0.35×[1÷（2.7-2.66）+0.65] 22.8－(6+9.728÷3.2) 0.8×[(10－0.34)×0.25] 第四天 38.83÷4.4－7.85 16.8＋14.7÷0.7 2.48＋4.832÷1.6 5.64÷1.6÷0.5 3.2× 6.5÷0.26 2.61÷1.8×0.4 第五天 63÷1.4÷3.6 80.64÷25.6－3.15 19.44÷2.7÷4.8 17.5÷12.5×1.4 18.952÷4.12＋5.4 3.4×2.6÷8.84

10÷0.2÷2.5 6.48÷0.12÷5.4 106.02÷9.3－4.6 7.36÷0.8＋12.7 9.728÷3.2＋6.4 39.05÷7.1－4.02 第七天 57.96÷4.6÷8.4 19.6－5.6×2.3 63.65÷9.5＋4.3 8.64÷2.4－0.96 60.48÷4.5÷10.5 12.5＋7.5÷0.24 第八天 84÷4.8×2.4 0.6÷1.25÷0.16 7.1÷0.25＋3.69 6.9÷0.3×15.2 43.2÷0.36÷2.5 6 7.2÷1.2－3 8.4 第九天 11－2.75×3.4 119.07÷4.2÷13.5 16.8＋8.64×1.6 (16.8＋1.47)÷0.7 0.175÷0.25×4 1.775÷(0.3÷2.5) 第十天 4.05×4＋12.36÷3 (3.2＋2.4)÷0.8 3.4×7.8－3.9 19.05－22.78÷3.4 5.4÷(2.7×4) 90÷(3.6－1.8) 第十一天 4×3.56×0.25 9.8÷(0.7×0.5) 9.28＋3.2÷2.5 2.07÷0.23÷0.45 32.1÷1.3＋6.6 7.5×4.08－3.36

四则运算试题(带答案)

[1] 8+54-7+6= [2] (2+132-1)×3= [3] 11÷(38÷19+9)= [4] 180÷180×5+9= [5] 12÷(177÷59)-3= [6] 40+8×8-2= [7] 10+3×88+1= [8] 7+(8+13)÷3= [9] 4+141-7+9= [10] 1+9+94-7= [11] 3÷(5-(3-1))= [12] 162-4-8+10= [13] 6+3-1-2= [14] 119÷7×17-10= [15] 87+8×10-5= [16] 72+9+6+4= [17] ((58-10)×2)÷3= [18] 118÷59×3×5= [19] 10-5-3+5= [20] 1+10×19-10= [21] (8-8)×10÷9= [22] 3+(54-10)×1= [23] (1+82-6)×6= [24] 9+(101-5)÷12= [25] 190-8+9-9= [26] 7+148÷37-9= [27] 44÷((116+5)÷11)= [28] 5+26÷13-2= [29] ((58-1)×7)÷7= [30] 1×(25+3)÷2= [31] 76÷(18+1)+6= [32] 2×6×33+3= [33] 8×29-6+1= [34] 88+9-8-3= [35] 47×3+10-5= [36] 104÷((16-3)×8)= [37] 10+27-4-5= [38] (188÷47)÷2×1= [39] (62-7-2)×9= [40] 59+3-8-9= [41] 2×137-9-4= [42] 10÷(12-9-1)= [43] 2+130-4+8= [44] 3×(8-(8-2))= [45] 4+11×5÷5= [46] (107-1)÷2+9= [47] 4+3×81×2= [48] 167÷(10+6+151)= [49] 4-142÷(146-4)= [50] 2×40÷10-7= [51] 2×157+4-10= [52] 5+3+7+60= [53] 4+170÷10-8= [54] 4+185-6-1= [55] 57-2-3-2= [56] 8-3÷(167÷167)= [57] 9+5-5-8= [58] 3+27+4-10= [59] 17×10×1-10= [60] 44÷((28+5)÷3)= [61] 7×20÷(10÷2)= [62] 4×(154-8)÷73= [63] 10÷(168÷84)+2= [64] 4+171×3÷27= [65] 8+4×79-3= [66] (5+151-8)÷2= [67] 114×3+9-7= [68] 65×6+1+9= [69] 9×(4+44-7)=

(完整版)英语专四单项选择题库

定语从句 1．It rained hard yesterday, prevented me from going to the park. A. that B. which C. as D. it →the diagram shows, the sum spent on tobacco is nearly as large as that spent on alcohol. A. As B. Which C. What D. Like ２. He is quite worn out from years of hard work. He is not the man he was twenty years ago. A. which B. that C. who D. whom 3. Chinese customs police wondered if there were some underground passages the cocaine had been smuggled into China from Myanmar. A. through which B. in which C. through that D. in that 4. The temperature Fahrenheit and Celsius thermometer readings are equal is 40 degrees. A. by which B. for which C. to which D. at which 5. There was a storm I had never experienced before. A. such as B. as which C. with which D. for such 6. The residents, had been damaged by the earthquake, were given help by the government. A. all their homes B. all whose homes C. all of whose homes D. all of their homes 7. The course normally attracts 30 students per year, up to half will from overseas. A. in which B. for whom C. with which D. of whom 8. Perhaps ther e’only one thing on which the citizens of Atlanta do agree: there’s only a city will not look the same or be the same after this summer. A. that B. which C. as D. where 9. The team can handle whatever . A. that needs handling B. which need handling C. it needs handling D. needs to be handled 10. The physician has made a discovery, of great importance to the progress of science and technology.

2016年英语专四单项选择题【一】附答案【最新资料】

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B(so C(thus D(like 5(__ it may be， there is no place like home. A(As humble B(Though humble C(Humble as D(If humble 6(New ideas sometimes have to wait for years __ they are fully accepted. A(when B(before C(after D(where 7(Which of the following is INCORRECT, A(Many a boy and many a girl have seen the film before. B(He said he would go to Shanghai on business the next day. C(I forgot to bring your umbrella with me. D(His father has left his homeland for fifty years. 8(He must have lived a happy life a few years ago， ___ he, A(didn’t B(hasn‘t C(mustn’t D(can‘t

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用递等式计算（四数下册）姓名 980－436＋75 125×5÷15 150＋42×37 960＋360÷90 80×50－35÷5 105＋360÷20÷3 800－700÷25×4 72－4×6÷3 42＋6×(12－4) (270－180)÷30 56－(25＋17) (75＋360)÷(20－5) 75＋360÷(20－5) 812÷(532－36×14) 18×(420＋360÷90) (124－85)×12÷26 75＋360÷40－5 1500÷25－(18＋8) (124－85)×12÷26 28＋(32÷4－3) 18×(400－120×2) (280＋80÷4)×12 (72－4)×(6÷3) 75＋360÷(20－5) 118＋1536÷[12×（63－59）] [60＋240÷（30－10）]×2 [（60＋240÷30）－10]×2 （60＋240）÷[（30－10）×2] （1）1120－（280－96÷16）（2）（42＋38）÷（473－457）（3）8509÷（1720×60－937）（4）[（125－25×5）＋35 ]×60 （5）200÷25＋120×11 （6）516－（320＋320÷40）

（7）2500－1352÷13×8 （8）[150－3÷（30－28）]×10 619－[58－（18＋3）] 169－（85＋35）÷12 简便计算 25×42×4 68×125×8 49×49+49×51 4×25×16×25 (25+15) ×4 （25×15）×4 （125×25）×4 （125 + 17）×8 25×64×125 85×82 + 82×15 49×99+49 64×15－14×15 87×99 + 87 79×25 + 25 76×101－76 378 + 527 + 73 167 + 289 + 33 58 + 39 + 42 + 61

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972－﹙270＋31×9﹚ 600－﹙165＋35×3﹚ [196＋﹙84－12﹚] ×5 7100－137－263＋300 72÷36＋29×3 320－50×4÷25 12×﹙34＋46﹚÷32 ﹙53＋47﹚×﹙86－24﹚720＋34×18－340 ﹙120－54﹚×﹙42＋98﹚ [203－﹙25＋75﹚] ×16 380÷[240÷﹙36÷3﹚] 120÷24－20÷4 900÷﹙120－20×3﹚ 768÷[8×﹙76－68﹚] 130×[﹙600－235﹚÷73 115－15＋20×3 115－﹙15＋20﹚×3 ﹙440－280﹚×﹙300－260﹚ 14×[﹙860－260﹚÷15] 32×18－540÷45 ﹙900－16×35﹚÷34 840÷[15×﹙32－28﹚] 909－[36×﹙350÷14﹚] ﹙300＋180÷5﹚×12 600÷﹙30－10﹚＋5 490÷[210÷﹙360÷12﹚] 72÷[2×﹙105－87﹚] 240÷15×﹙351－347﹚ 480÷﹙60＋10×2﹚ 640÷[140÷﹙630÷9﹚] [368－﹙132＋129﹚] ×34 675－600÷15×12 720÷[﹙187＋18﹚÷41] 14×[﹙845－245﹚÷12] [668－﹙132＋245﹚] ÷97