文档库 最新最全的文档下载
当前位置:文档库 › Unit 1 What’s the matter 单元练习及答案

Unit 1 What’s the matter 单元练习及答案

Unit 1 What’s the matter 单元练习及答案
Unit 1 What’s the matter 单元练习及答案

八下Unit 1 单元练习

Class___________ Name_____________

一、英汉互译

1. 觉得不舒服______________________

2. 眼睛痛____________________________

3. 保持平衡________________________

4. 三年前____________________________

5. at the moment ______________________

6. stay healthy ___________________________

7. 有压力__________________________

8. 健康生活方式________________________

9. It’s important to do sth. __________________

二、单词拼写

1. You have a s__________ back, you should lie down and rest.

2. I’m very h__________, I can eat an elephant.

3. I think it’s i__________ to sleep eight hours a night.

4. There’s something wrong with her __________, she can’t hear clearly.

5. After walking a long way, I felt very t__________.

6. Mary is t__________. Please bring her some water.

7. I’m s__________ out because we are going to have a math test tomorrow.

8. We try to keep the b__________ of nature (大自然).

三、用所给单词的适当形式填空

1. _________ (health) lifestyle can help you to be younger.

2. I have a _________ (tooth), I can hardly eat anything now.

3. It’s easy _________ (go) there by bike.

4. My aunt has some medicine last night, so she is getting _________ (well) now.

5. Everyone _________ (get) tired sometimes.

6. Mr Chen is often _________ (stress) out.

7. It’s easy to stay _________ (health).

8. _________ (be) there any milk in the cup?

9. It’s important for you to eat a ____________ (balance) diet.

10. Jack ____________ (swim) in the river at the moment.

四、单项选择

( ) 1. You should keep your house ______.

A. cleaning

B. to clean

C. clean

D. cleans

( ) 2. There ______ medicine on the table.

A. are much

B. is few

C. is much

D. are many

( ) 3. The old man enjoys ______ in the big house.

A. living

B. to live

C. lives

D. live

( ) 4. The little girl likes fruit, ______, apples.

A. example

B. for example

C. as

D. as for

( ) 5. Everyone ______ his own hobbies.

A. have

B. has

C. is having

D. had

( ) 6. Chinese doctors believe that we should eat more foods, ______ tofu.

A. like

B. likes

C. liking

D. liked

( ) 7. I’m really busy because I have ______ homework to do at the moment.

A. too much

B. too many

C. much too

D. many too

( ) 8. I have been working so hard these days for the big exam. I feel ______, I’m afraid I can’t pass it.

A. relaxed

B. stressed out

C. comfortable

D. happy

( ) 9. I have a bad toothache. I think I should ______.

A. drink a lot of water

B. lie down and rest

C. have hot tea with honey

D. see a dentist

( ) 10. –Do you enjoy your stay in Hangzhou?

–Yes. I’ve had ______ wonderful time.

A. /

B. a

C. the

D. an

( ) 11. –What’s wrong?

–______.

A. I must go

B. Thank you

C. I’m too weak

D. You are all right ( ) 12. Eating apples ______ us to keep healthy.

A. lets

B. helps

C. takes

D. makes

( ) 13. I know you are good ______ swimming, and it’s good ______ your health.

A. at, for

B. at, at

C. for, for

D. for, at

( ) 14. –Did the doctor give you ______ on how to improve your health?

–Yes, he did.

A. any advice

B. advices

C. some advice

D. any advices

( ) 15. –I am not well, so I can’t go to your party.

–______

A. I am happy to hear that.

B. I am sorry to hear that.

C. What’s the matter?

D. You must go to my party.

( ) 16. –Should we drink much water very often?

–Yes, I think it is good ______ our ______ .

A. at, health

B. for, health

C. at, healthy

D. for, healthy

( ) 17. You look tired. You should lie down and rest for ______ hours.

A. a little

B. little

C. few

D. a few

( ) 18. ______ Dandshen and Huangqi herbs ______ good for it.

A. Eat, are

B. Eating, is

C. Eating, are

D. Eat, is

( ) 19. –The milk looks ______ . Drink some, please.

–No, thanks. I am not feeling ______ now.

A. good, good

B. good, well

C. well, good

D. well, well

( ) 20. My English is not good. I must ______ it.

A. help

B. get

C. improve

D. have

( ) 21. It’s ______ to eat mooncakes on Mid-Autumn Day in China.

A. important

B. traditional

C. funny

D. delicious

( ) 22. I have to look after my mother at home because she doesn’t feel ______.

A. good

B. well

C. unhealthy

D. bad

( ) 23. –She has a headache and fever.

–______. She should take some medicine.

A. It doesn’t matter

B. That’s too bad

C. Oh, it’s OK

D. I am glad to hear that ( ) 24. Look! The little boy has three ______.

A. teeth

B. tooths

C. toothes

D. tooth

( ) 25. –What should I do with my ______?

–You shouldn’t talk too much. It’ll be all right soon.

A. arm

B. foot

C. throat

D. stomach

( ) 26. The teacher is angry ______ the boy student, because he didn’t finish his homework on time.

A. at

B. about

C. with

D. to

( ) 27. Mrs Green gave us ______ advice on how to finish the hard work on time.

A. a

B. an

C. any

D. some

( ) 28. –What do you think of the football match?

–______ difficult for us ______ the match.

A. We’re, to win

B. It’s, to win

C. It’s, winning

D. We’re, winning ( ) 29. You are late for class again. You ______ get up late.

A. should

B. shouldn’t

C. need

D. can

( ) 30. Many students want to go there, but only ______ know the way.

A. a few

B. few

C. a little

D. little

( ) 31. Eating fruits and vegetables ______ good for our health.

A. is

B. am

C. are

D. be

( ) 32. I think they are watching TV in the living room ______.

A. at the moment

B. at a moment

C. soon

D. two days ago ( ) 33. –Li Lei is ill in hospital.

–______.

A. I don’t know

B. I don’t think so

C. I’m sorry to hear that

D. It doesn’t matter ( ) 34. We should eat a balanced diet ______.

A. having good health

B. to keep healthy

C. keep in good health

D. keeping healthy

( ) 35. I had a ______ sleep last night. Did you sleep ______, Alice?

A. good, good

B. well, well

C. good, well

D. well, good

( ) 36. –What’s the matter with you?

–I had ______ bad cold and have to stay in ______ bed.

A. a, a

B. the, a

C. the, the

D. a, /

( ) 37. –Is Tom very ill? –______. He has to be in hospital.

A. I don’t think so

B. No, he isn’t

C. Good idea

D. I’m afraid so ( ) 38. –What’s wrong with the old woman’s ______?

浙教版八上科学第一章水和水的溶液单元测试卷(含答案)

浙教版八上科学第一章水和水的溶液单元测试卷 一、选择题 1.关于溶液的说法中正确的是() A.溶液都是无色透明的B.水可以溶解任何物质 C.均一、稳定的液体都是溶液D.饱和溶液不一定是浓溶液 2.配制100g质量分数为10%的氢氧化钠溶液,称量氢氧化钠固体时除使用托盘天平(带砝码)和药匙外,还需要用到下列仪器中的() A.玻璃棒B.烧杯C.100mL量筒D.胶头滴管 3.下列关于溶液的说法,不正确的是() A.冷却或加入硝酸钾固体都能使接近饱和的硝酸钾溶液达到饱和 B.汗水浸湿的衣服晾干后出现白色斑迹,是因为水分蒸发后盐分结晶析出 C.氯化钠在20℃时溶解度是36g,则100 g的氯化钠溶液中氯化钠的质量分数为36% D.氨水是氨气的水溶液,根据气体溶解度变化规律,贮存时要阴凉密封 4.在家中,小明取少量的下列物质分别放入水中,充分搅拌,其中能形成溶液的是() A.面粉B.蔗糖C.芝麻湖D.植物油 5.常温下,将盛有饱和溶液的硝酸钾溶液的小烧杯,放在盛水的大烧杯中(如图)预使硝酸钾溶液变为饱和溶液,应向大烧杯中加入的固体是() A.硝酸铵B食盐C氢氧化钙 D.氢氧化钠 6.水是一种重要的自资源,节约用水、防治水污染应成为我们的自觉行为。下列说法中错误的是() A.随手关闭水龙头B.往河流里倾倒垃圾 C.农业上采用滴灌技术D.工业废水经过处理达标后排放 7.形状不同的甲,乙,丙3个物体,浸没在水中不同的深度,如果受到的浮力相等,则一定可以判定() A.他们的质量相等 B. 他们的体积相等

C. 他们的密度相等 D. 他们的重力相等 8.下列有关物质的溶解性的说法中错误的是() A.在一定条件下,物质能够溶解的数量是有限的 B.相同条件下,不同物质的溶解能力是不同的 C.气体也能溶解在液体中,且温度越高,气体溶解能力越强 D.物质溶解时,有的放热,有的吸热 9.已知硝酸钾的溶解度随温度的升高而增大。下图各图是某硝酸钾饱和溶液的质量分数随温度升高而变化的图像(不考虑溶剂的质量变化),其中正确的是() 10.潜水员潜水时呼出的气泡在水中上升的过程中,体积不断变大。关于气泡所受压强和浮力的变化情况,下列说法中正确的是() A.压强变大,浮力变大B.压强变小,浮力变小 C.压强变小,浮力变大D.压强变小,浮力变小 11.下列有关电解水实验的说法中错误的是() A.与正极相连的电极产生氧气B.与负极相连的电极上产生的气体能燃烧 C.产生氧气、氢气的质量比为2:1 D.可以证明水是由氢、氧两种元素组成的 12.两手分别拿着一个小木块和一个大石块浸没在水中,同时松手,小木块上浮,大石块下沉。比较松手时两者所受的浮力() A.木块受的浮力大B.石块受的浮力大 C.两者受的浮力一样大D.条件不足,无法比较 13.甲、乙两种固体物质的溶解度曲线如图所示.下列叙述正确的是()

牛津译林版7B Unit1单元练习含答案

牛津译林版(7B)UNIT1单元练习 一、单项选择 ( )1、 There are ___________ days in a year、 A、 three hundreds and sixty five B、 three hundred and sixty five C、 three hundred and sixty-five D、 three hundred sixty-five ( )2 Please turn to Page _________ and look at the ________ picture in this unit 、 A、 twentieth ;one B、 twenty ;one C、 twentieth; first D Twenty ; first ( )3、 Could you tell me how to _____ that in English? A、 say B、 tell C、 talk D、 speak ( )4、____ people in Yangzhou went to see Liu Qian’s performance when he came there 、 A、 Ten thousands B、 Ten thousands of C、 Thousands D、 Ten thousand ( )5、 Look! There are many bridges __________ the river、 A、 between B、 in middle of C、 over D、 above ( )6、 ---I need something to cut the beef、 --- Oh, you want a knife、 I’ll buy ______ for you 、 A、 one B、 it C、 this D、 that ( )7、It’s nice ________ in it and watch TV 、 A、 sitting B、 to sit C、 sit D、 to sitting ( )8、Neil has a bedroom ________ 、 He has many toys in it 、 A、 his own B、 on his own C、 of his own D、 by his own ( )9、He was born _______ A、 in May eight B、 May the eighth C、 on the eighth May D、 on May the eighth ( )10、This is ______ English class、 I hope you can enjoy English 、 A、 our the first B、 The our first C、 our first D 、first the our ( )11、--We will have a school trip next week 、 --- That sounds ________ 、 I’m sure we will have a good time there 、 A、 bad B、 well C、 good D、 badly ( )12---Is there _______ in today’s newspaper ? --- Yes、 Premier Wen Jiabao saw ______”stay-home children” _____May,25th 、 A、 anything special; hundreds of ; on B、 something special; hundred of ; at C、 special anything ;hundreds; on D、 anything special; hundreds of ; in ( )13、 Wednesday is the __________ day of a week、 A、 fifth B、 fourth C、 forth D、 third ( )14、 Which of the following is the capital of France? A、 Paris B、 London C、 Tokyo D、 Moscow ( )15、____! The bus is ing、 A、 Look at B、 Look after C、 Look out D、 Look up ( )16、 How do you say 15,858? A、 Fifteen thousands, eight hundred and fifty-eight B、 Fifteen thousand, eight hundreds and fifty eight、 C、 Fifteen thousand, eight hundred and fifty-eight D、 Fifteen thousand and eight hundred and fifty-eight、 ( )17、—Do you know ______ man standing under the tree? ---- Yes, he is ____ popular singer in China、 A、 a, the B、 the, the C、 a, a D、 the, a ( ) 18、 _____ tourists e to visit the Great Wall every year 、 A Millions of B Million of C One million of D Millions ( ) 19、My cousin has a small garden many beautiful flowers、

Unit1单元测试

八年级下册Unit1单元综合检测 Ⅰ.单项选择。(15分) ( )1.—Would you like to climb mountains with me this Sunday? —I’d love to. But I _______ play table tennis between Class Three and our class. A.am going B.am going to C.am D.going to ( )2.—Do you like swimming? —Yes, swimming is a good way _______ fit. A.keep B.to keep C.keeping D.keeps ( )3.—Would you please _______ so much noise? —Oh, sorry, I won’t. A. not make B.don’t make C. not to make D.making ( )4.—What _______ we do then? —Let’s go out for a walk. A.do B.must C.shall D.did ( )5.One of my teammates fell ill _______ he can’t practice with us now. A. so that B.however C. instead of D.never mind ( )6.Everyone knows China is getting _______. A.strong and strong B.more strong and strong C.stronger and stronger D.strongest and strongest ( )7.—Would you mind _______here? —I’m sorry about that. I’ll go somewhere else. A.no smoking B.not smoking C.no smoke D.not smoke ( )8.Our football team is _______ win next year. A.sure of B.sure about C.sure that D.sure to ( )9.I think _______ a foreign language is not easy. You should _______ it often. A.to learn; to practice B.learning; practice C.learn; practicing D.learns; to practice ( )10.There _______ a football match next week. Shall we go and watch it? A.will have B.has C.have D.will be ( )11.—Don’t do that again. Shame on you! —_______ A.Sorry, I won’t. B.Sorry, I don’t. C.All right, I won’t. D.OK, I won’t. ( )12.A bad eating habit will not kill people at once. It can, _______, cause many diseases. A.though B.but C.however D.because

高一英语必修一第一单元测试卷

单元综合测评一 Unit 1Friendship (时间:100分钟满分:120分) 温馨提示:1.第Ⅰ卷答案写在答题卡上,第Ⅱ卷书写在试卷上;交卷前请核对班级、姓名、考号。2.本场考试时间为100分钟,注意把握好答题时间。3.认真审题,仔细作答,永远不要以粗心为借口原谅自己。 第Ⅰ卷选择题部分(共80分) 第一部分:英语知识运用(共两节,满分30分) 第一节:单项填空(共20 小题;每小题0.5分,满分10分) 从A、B、C和D四个选项中,选出可以填入空白处的最佳选项,并在答题纸上将该选项标号涂黑。 1.________ all the figures to see how much they ________. A.Add; add up to B.Add up; add up to C.Add up; add up D.Add; add to 解析:考查固定搭配。add up把……加起来;add up to加起来总共是。 答案:B 2.—What's the matter with Rod? —I think he's still ________ that we forgot his birthday. A.unfair B.stubborn C.reliable D.upset 解析:答句句意:我想他还在因为我们忘记了他的生日而不高兴。upset难过的,符合题意。 答案:D 3.—So you didn't say “hello” to him last night? —Well, I stopped and smiled when I saw him, but he ________ me and walked on. A.ignored B.refused C.denied D.missed 解析:考查动词辨析。ignore不理会;refuse拒绝;deny否定;miss错过,想念。 答案:A 4.Don't be nervous! Keep ________ even when you are in the face of danger. A.still B.calm C.silent D.quiet

《水溶液中的离子平衡》综合测试题及答案

第三章《水溶液中的离子平衡》单元测试 (时间90分钟,满分100分) 一、选择题(本题包括16个小题,每小题3分,共48分。每小题只有1个答案符合题意。) 1. pH 、体积都相同的醋酸和硫酸,分别跟足量的碳酸钠溶液反应,在相同条件下放出CO 2气体的体积( ) A.醋酸多 B.硫酸多 C.一样多 D.无法比较 2.某温度下重水(D 2O )的离子积常数为1.6×10-15,用定义pH 一样来规定pD =-l g{c(D +)},则该温度下,下列叙述正确的是( ) A.纯净的重水(D 2O )中,pD=7 B.1 L 溶解有0.01 mol DCl 的重水溶液,其pD=12.0 C.纯净的重水中,c(D +)=c(OD -) D.1 L 溶解有0.01 mol NaOD 的重水溶液,其pD=12.0 3.准确量取25.00 mL 高锰酸钾溶液,可选用的仪器是( ) A.50 mL 量筒 B .10mL 量筒 C.50mL 酸式滴定管 D .50mL 碱式滴定管 4.某溶液中含有HCO 3-、SO 32-、CO 32-、CH 3COO - 等4种阴离子。若向其中加入足量的Na 2O 2后,溶液中离子浓度基本保持不变的是 ( ) A.CH 3COO - B .SO 32- C .CO 32- D .HCO 3- 5.下列各组离子,在水溶液中能大量共存的是( ) ①I -、ClO -、-3NO 、H + ②K +、+4NH 、-3HCO 、OH - ③- 24SO 、-23SO 、Cl -、OH - ④Fe 2+、 Cu 2+、-24SO 、Cl - ⑤H +、K +、-2AlO 、-3HSO ⑥Ca 2+、Na +、-24SO 、-23CO A.①和⑥ B.③和④ C.②和⑤ D.①和④ 6.要求设计实验证明某种盐的水解是吸热的,有四位学生分别作出如下回答,其中正确的是 ( ) A .甲学生:将硝酸铵晶体溶于水,若水温下降,说明硝酸铵水解是吸热的 B .乙学生:在盐酸中加入相同温度的氨水,若实验过程中混合液温度下降,说明盐类水解是吸热的 C .丙学生:在醋酸钠溶液中加入醋酸钠晶体,若溶液温度下降,说明盐类水解是吸热的 D .丁学生:在醋酸钠溶液中滴入酚酞试液,加热后若红色加深,说明盐类水解是吸热的 7.某学生的实验报告所列出的下列数据中合理的是( ) A.用10 mL 量筒量取7.13 mL 稀盐酸 B.用托盘天平称量25.20 g NaCl C.用广泛pH 试纸测得某溶液的pH 为2.3 D.用25 mL 滴定管做中和滴定时,用去某浓度的碱溶液21.70 mL 8.能表示人体大量喝水时,胃液的pH 变化的图象是( )

6AUnit1单元练习

牛津小学英语6A第一单元测试卷 听力部分(20分) 一、听录音,选择你所听到的单词或词组。(每小题读两遍。5分) ( )1. A. class B. glass C. grass ( )2. A. lift B. litter C. little ( )3. A. boat B. coat C. note ( )4. A. sing B. sign C. swing ( )5. A. walk B. work C. water ( )6. A. cake B. cage C. cock ( )7. A. stand up B. get up C. pick up ( )8. A. keep off B. take off C. turn off ( )9. A. It means you must stay away from the building. B. It means you should keep off the grass. C. It means you shouldn’t make noise here. ( )10. A. Can I have an ice cream? B. Can I watch TV now? C. Can I play computer games? 二、听录音,选择正确的应答。(每小题读两遍。5分) ( )1. A. It is fine. B. It’s September. C. It’s Saturday. ( )2. A. She is a teacher. B. He’s a doctor. C. You shouldn’t climb the tree. ( )3. A. Be a teacher. B. Go to the park. C. Play computer games. ( )4. A. No, you can’t. B. No, you aren’t. C. No, you don’t. ( )5. A. There are many animals. B. I can see many animals. C. We are looking at the signs. 三、听对话,根据所给的问题,选择正确答案。(每小题读两遍。5分) ( ) 1. Where is your watch? A. It is at home. B. I don’t have a watch. C. It is in the classroom. ( )2. What does this sign mean? A. No littering. B. No smoking. C. No parking. ( )3. Where is the girl from? A. She is from Japan. B. She is from China. C. She is from Australia. ( )4. What time do you begin your lessons? A. 7:50. B. 8:10. C. 8:05. ( )5. What colour is Tom’s sweater? A. blue B. black C. brown 四、听录音,完成下列句子。(短文读三遍。5分) Jack is Ben’s .He is only .He has a lot of .Now he is the and Ben some questions public signs.

B译林版 Unit1 单元测试卷

小学英语四年级下册Unit1单元测试卷 成绩__________ 听力部分(共35分) 一、听录音,选出你所听到的单词或词组。(10分) ( ) ( ) ( ) the piano table tennis basketball football ( ) to the zoo home to school school ( ) many nice much beautiful ( ) cup of tea hamburger rice noodles ( ) my kite kites a kite my bike ( ) small nose small eye small eyes small ear ( ) ( ) and PE 二、听录音,选出正确的应答。(10分) ( ) have two. have some stickers. have Music. ( ) like stickers. like PE and Art. too. ( ) have Art. ’d like an egg. like sandwiches. ( ) please. ’d like an egg. like eggs. ( ) I can. , I do. like Maths. 三、听录音,根据你所听到的顺序,在相应的句子前的括号内表上序号。(5分) ( ) you like English? ( ) would you like? ( ) many toy pandas do you have? ( ) much are these cars? ( ) have Art, Music and English. 四、听录音,填入所缺单词。(10分)

英语人教版必修一unit1-2单元测试

必修一Unit1-2 单元检测 一、单项选择(每小题1分,共计20分) 1. How much does that ? A.add B. add up C. add to D. add up to 2. get a good seat, he set out early after supper. A. In order to B. So that C. So as to D. In order that 3. Internet is becoming more and more popular. You to a library if you want to look up some information. A.don’t need go B. needn’t to go C. don’t nee d to go D. need go 4. This novel was concerned the Second World War, while most teenagers are more concerned _______ the hero’s love story. A.with ; for B. with ; with C. for ; about D. about ;with 5. He came here to discuss it with you. A.on purpose B. by chance C. for purpose D. on design 6. I won’t allow you to make the trip alone, even if you do it. A.dare B. dared C. daring D. dares to 7. The policeman asked with the old women. A. what the matter was B. what was the matter C. what matter was D. what was the wrong 8. During the war, he much pain. A.is suffered B. suffered C. was suffered D. was suffered from 9. She couldn’t her words by the students. A.get…understanding B. get…understood B.get… to understand D. make…understand 10. As the project at the meeting, it drew our attention. https://www.wendangku.net/doc/9311308476.html,es up B. was came up C. came up D. had been come up 11. it rains tomorrow, we’ll start out. A.If B. As if C. Even if D. Even 12. The project was so tough that workers didn’t complete it on time even the famous engineer’s direction. A.in B. under C. to D. with 13. The examination was very easy. , our monitor didn’t pass it. A.In other word s B. What’s more C. Believe it or not D. all the same 14. I wanted to send my present to my teacher, so I called on her. A.especial ; especially B. special; especially C. special; specially D. especially; specially 15. Last night Li Ping watched the football match at my home, so he in his office. A.needn’t have worked B. mustn’t haven’t worked C. shouldn’t have worked D. couldn’t have worked 16. Can you make sure _________ the gold ring? A. where Alice had put B. where had Alice put C. where Alice has put D. where has Alice put 17. Will you fetch me a ________ of today’s evening paper in a minute? A. series B. set C. couple D. copy 18. It was ________ late to catch a bus after the party; therefore er called a taxi. A. too very B. much too C. too much D. far 19. I was so excited as to ________ for the whole night. A. hold awake B. stay awake C. hold wake D. stay wake 20. We were going out for a walk ________ it began to rain. A. while B. before C. as D. when 二、完型填空(每小题1分,共计20分) People have always communicated with __21___ . In the past when they couldn’t write ,they used simple symbols ( 记号) to send their message . Some groups of North America Indians were experts __22__ messages . For example , a small stone on top of a large one meant “ This is the way .” If there was another small stone on the right , i t meant “ Turn right .” Some grass with a knot ( 结)meant “ Danger ”__23__ . Maybe you know that in the forests of Africa , it _24___ to travel from village . But drum ( 鼓) __25__ from many kilometers away . So , some groups of Africans made their drums __26____ like people . The Incas ( 印加人)of South America used to send messages by typing knots in a rope. Messages have been found , but __27___ can understand __28___ they mean . And the Egyptians used pictures as a kind of ___29__ but only _30____ people __31___ to understand them . Today , we also use __32___ . When we are in a car and we see a red light , we stop the car . When

2019年浙教版科学八上第1章 水的水的溶液 单元测试D卷

2019年浙教版科学八上第1章水的水的溶液单元测试D卷 姓名:________ 班级:________ 成绩:________ 一、选择题 1 . 能使陆地上的水不断得到补充,水资源得以再生的循环是() A.海上内循环B.海陆间循环 C.陆上内循环D.大洋循环 2 . 下表中各项所列的科学量与单位不一致的是() A.A B.B C.C D.D 3 . 下列各项实验或事例不能说明我们周围的空气中存在水的是() A.暴露在空气中的饼干过几天后发现饼干受潮了; B.刚从冰箱里拿出干而冷的瓶子外壁会有水珠出现; C.秋天的早晨的树叶上会有露珠出现 D.冬天我们对着冷玻璃吹一口气,发现玻璃上会有小水珠出现 4 . 如表是某同学做溶液形成的实验记录下列说法不正确的是() A.水、汽油、酒精都可以作溶剂B.相同溶质在不同溶剂中溶解能力相同C.同一物质在不同溶剂中的溶解性不同D.衣服上不慎粘上碘酒,可以汽油清洗 5 . 下列关于溶液的说法,不正确的是() A.汗水浸湿的衣服晾干后出现白色斑迹,是因为水分蒸发后盐分结晶析出 B.20℃时,取相同质量的氢氧化钙和硝酸钾的饱和溶液,分别蒸发掉相同的水,再恢 复到原来的温度,氢氧化钙的溶质质量分数比蒸发前小,硝酸钾溶液溶质的质量分数不 变 C.冷却或加入硝酸钾固体都能使接近饱和的硝酸钾溶液达到饱和 D.盐酸是氯化氢的水溶液,根据气体溶解度变化规律,贮存时要阴凉密封 6 . 将下列四种家庭常用的调味品分别放入水中,不能形成溶液的是() A.白醋B.味精C.食盐D.菜油 7 . 如图,三个物体静止在某液体中的情景。下列说法正确的是()

①若三个物体的质量相等,则受到浮力最小的可能是C物体; ②若三个物体的体积相同,则受到浮力最小的一定是A物体; ③若三个物体由同种材料做成,则A. B物体一定是空心的,C物体一定是实心的; ④若物体都是实心的,则B物体的密度一定与液体的密度相同。 A. ①②④ A.②④B.②③④C.①③ 8 . 一轻质弹簧的下端固定在容器底部,上端放一铁质实心小球(不连接),如图所示,向容器中缓慢倒入水,使小球完全浸没且静止在水中,此时小球受到的力() A.重力、浮力B.重力、浮力和拉力 C.重力、浮力和弹力D.重力、浮力、弹力和压力 9 . 如图,容积为4L的圆柱形容器放在水平桌面上,容器内装有10N的水,现将一个密度为3×103kg/m3的长方体放入容器内,长方体完全浸没,容器中的水恰好没有溢出。则以下说法不正确的是(g=10N/kg)() A.长方体的质量为9kg B.长方体受到的浮力一定小于10N C.长方体在水中一定受到容器底部的支持力 D.容器底部受到的压强变大 10 . 下列关于水的说法正确的是() A.水结成冰后体积变小 B.海水晒盐的原理是蒸发溶剂得到晶体 C.水只要是无色透明的就能饮用 D.蒸馏水是纯净水,不含杂质,饮用对人体有益 11 . 如图甲所示,在一只薄塑料袋中装水过半(未满),用细线扎紧袋口,用弹簧测力计测得其所受重力为10N;再将这个装水的塑料袋浸入烧杯内的水中,如图乙所示,当弹簧测力计示数为2N时,袋内水面与烧杯中的水面相比(不计塑料袋和细线的重)()

深圳小学新版英语四年级下unit1单元练习

授课时间: 2018.03.10年级:四年级下层次:提高班姓名: Unit 1 词汇、知识点 一.课堂掌握词汇: English Chinese English Chinese touch thick feel thin soft young hard noise blind smooth 二.课堂掌握短语: 1. touch this 2. well done 3. a hot day 4. under a tree 4. young man 三.课堂掌握句型: 1. How does it feel? ------ It ’ s soft摸.起来怎么样?----- 它很软。 2. Touch this, Alice.摸摸这个,爱丽丝。 3. The elephant is hard.大象很硬。 4. They are blind.他们是瞎的。 四.掌握句型:询问某人对某物有什么感觉? How does it feel?---------- It ’ s 形+容词。(hard, soft, thick, thin) The+单数名词 / 复数名词 + is / are +形容词( hard, soft , thick ,thin )五.语音:了解字母组合ch 在单词中的发音,字母组合ch 在单词中通常发/t ∫/ Unit 1 课堂练习题 一.读一读,根据句意和首字母提示填空。 1.My grandmother is very o but my sister is very y. 2.Touch the window. How does it feel, Alice? ------It’h s. 3.Touch this boy bear. How does it feel, Ann?-------It’s. 4.This book is thin. I need a t book. 二.判断下列单词划线部分读音是否一致,一致的打“√”,不一致的打“×”。 () 1. ch ick ch air() 2. s o ft d o g () 3. f ee l t oo th() 4. tou ch Ch arlie () 5. t o y o ld() 6. f a t h a rd 三.选择最佳的答案 () 1.________ smooth and soft. A. Is it B. It ’s C. It () 2.Touch this. How _______ they feel ? ------ It ’ s thin.

unit1 单元测试卷

Unit1 单元测试卷 听力部分 一、听音,选词填空。 ( ) 1. We’re going to ________ a story. A. read B. write ( ) 2. We’re going to have a party ________. A. this week B. next week ( ) 3. ________ is going to sing for us. A. Tom B. Tony ( ) 4. It’s a ________ play. A. long B. short ( ) 5. Here is a ________. A. bag B. box 二、听音,给图片标序号。 ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) 三、听音,选择合适的图片序号填入名字下的括号内。 A. B. C.

D. E. Dick Kate Mr Li Mary Lily ( ) ( ) ( ) ( ) ( ) 四、听音,判断句子正误。 ( ) 1. It’s a story about three pigs. ( ) 2. Let’s talk about the animals. ( ) 3. We’re going to swim. ( ) 4. Dick is going to play football. ( ) 5. We’re going to read an English story. 五、听音,完成短文。 We’re going to ________ a story about Monkey King. We’re going to ________ about it. We’re going to ________ some pictures. We’re going to ________ a short play. We’re going to put on a play ________ week. 笔试部分 一、看图。连接相对应的单词。 (1) A. read (2) B. write

最新高一英语必修一Unit1单元测试题(含答案)

高一英语必修一Unit 1单元测试题 (满分100分) 姓名___________ 得分_____________ Ⅰ. 词语翻译:(40分,每小题2分) 1. 爱上____________________ 2. 经历,遭受____________________ 3. 与…相处,进展____________________ 4. 在黄昏时刻_____________________ 5. 故意_______________________ 6. 为了________________________ 7. 痊愈;恢复____________________ 8. 在户外________________________ 9. 对……厌烦_____________________ 10. 定居_________________________ 11. 不理睬______________________ 12. 提示,小费____________________ 13. 十几岁的青少年________________ 14. 感激的____________________ 15. a series of ___________________ 16. add up _______________________ 17. pack ( sth) up___________________ 18. no longer _______________________ 19. hide away ____________________ 20. calm down________________II.单词拼写, 用本单元中出现的词语填空:(15分,每小题1.5分) 1.The r_______ why she was ill was that she had eaten bad meat. 2.He gave me some a_______ on how to learn a foreign language. 3.The boy felt u________ because he didn’t do well in the exam. 4.N_________ is everything in the world and you can’t go against it. 5.You shouldn’t have hurt her f_______. 6.If you work hard, you can get good p________ in the exam. 7.I ________________(碰巧) to be reading upstairs when he came in. 8.To get as much information as possible, we should learn to _________(交流). 9.It’s ________ ( 正好,确切) twelve o’clock.. 10.Her husband has gone abroad on business. She is quite _________ (牵挂) about him.

七年级下册科学第一章水单元测试卷教案

一、 选择题(每小题2分,共50分) 1、水是生命之源,以下生活中的“水”能看成纯净物的是( ) A .矿泉水 B .食盐水 C .自来水 D .部分结冰的蒸馏水 2、下列清洗方法中,利用乳化作用的是( ) A.用自来水洗手 B.用汽油清洗油污 C.用洗涤剂清洗油腻的餐具 D.用盐酸清除铁锈 3、有关电解水实验(如右图)的下列叙述,错误的是( ) A.试管甲中的气体是氢气 B.试管乙中的气体是氧气 C.该实验证明水由氢气和氧气组成 D.该实验证明水由氢元素和氧元素组成 4、2007年世界水日的主题是“应对水短缺”。下列应对水短缺的措施:①推广使用无磷洗衣粉;②加强工业废水的达标排放;③加快生活污水净化处理的建设;④合理使用农药和化肥;⑤提倡节约用水,合理的的是( ) A .①②③ B .①②④⑤ C .②③④⑤ D .①②③④⑤ 5、以下可供我们直接利用的水是( ) A 、河流水、埋藏较深的地下淡水、固体冰川 B 、河流水、固体冰川、土壤水 C 、河流水、固体冰川、淡水湖泊水 D 、河流水、淡水湖泊水、埋藏较浅的地下淡水 6、吃火锅时,我们虽然没往锅内继续放盐,但汤越吃越咸,这是因为: ( ) A 、汤的上部淡下部咸 B 、汤内盐的质量分数随着水份的蒸发而增大 C 、汤内锅底的盐没溶解 D 、其它原因 7、将一杯质量分数为26%的盐水倒去一半后,剩下的盐水的溶质的质量分数为:( ) A 、13% B 、26% C 、52% D 、不一定 8、如果一杯水全部结成冰,那么( ) A 、质量、体积中、密度都不变 B 、质量不变、体积与密度均变大 C 、质量不变、体积与密度均变小 D 、质量不变、体积变大、密度变小 9、我国有着悠久的制盐历史,用现在的观点来看,他们采用的结晶方法是( ) A .冷却热饱和溶液 B .蒸发溶剂 C .同时采用冷却热饱和溶液和蒸发溶剂 D .加热冷饱和溶液的方法 10、下列常见的物质中不属于溶液的是( ) A .白醋 B .白酒 C .淘米水 D .雪碧 11、右图是KNO 3 和NaCl 的溶解度曲线。下列说法中正确的是( ) A.NaCl 的溶解度不受温度的影响 B.t 10 C 时 ,100g KNO 3 饱和溶液中含有20g KNO 3 C.t 20C 时 ,KNO 3的饱和溶液和NaCl 的饱和溶液中溶质的质量分数不一定相等 D.温度高于t 20 C 时, KNO 3的溶解度大于NaCl 的溶解度 12、在空中喷洒干冰是人工增雨的一种方法。干冰使空气中的水蒸气变成小冰粒,冰粒下降过程中变成雨滴。水蒸气变成冰粒、冰粒变成雨滴的物态变化过程分别属于:( ) A .凝华、熔化; B .升华、熔化; C .升华、液化; D .凝华、液化。 13、如图1 所示,烧开水时壶口要冒出“白气”, “白气”的构成是:( ) A .水蒸气 B .水蒸气凝华形成的小冰晶 C .水蒸气液化形成的小水珠 D .小水珠和小冰晶的混合体 14、已知氧气、氮气和氨气的沸点分别为:—183℃、—196℃和—33.5℃,将三种气体在常温下混 合后逐渐降温至—150℃,在降温的过程中,它们液化的先后次序是:( ) A 、氨、氧、氮 B 、氮、氧、氨 C 、氮、氧不液化 D 、氨不液化 15、夏天,人在水中游泳上岸以后,觉得冷,这是因为( ) A 、水中温度较高 B 、岸上温度比水的温度低 C 、人的错觉 D 、人身上的水蒸发要吸热 21

相关文档