人教版必修三Unit 4 Astronomy the science of the stars language points课时作业.doc

unit 4 astronomy: the science of the stars课时作业language points一、根据中文或首字母提示，填写所缺单词的适当形式。 1. there is a friendly a_ of helping each other with difficulties in study in our class. 2. it is possible to _ (繁殖) these bacteria in the laboratory. 3. by the time they reached the top of the mountain they were e_.4. there is a big underground railway _ (系统) in london, which is good for travellers.5. there is a v_ wind outside and the snow is so heavy.6. to work out this problem, we have tried many m_. 7. as a middle school student, you may find you are growing up _ (渐渐地).8. oceans cover two thirds of the s_ of the earth while land covers one third of it.9. the earth is one of the nine p_ which go around the sun.10. water _ (存在) in three forms, which are liquid, gas and solid.11. with the d_ of economy, peoples living standard is better and better now. 12. knowing that he failed to pass the exam, he felt very d_ and unhappy.13. the waste gas from the factory is h_ to our health. 14. li bai was one of the greatest poets, while zhang heng was one of the most famous chinese a_ in the world. 15. it is the third time that his novel was p_ in this company.二、请从下面方框中选择适当的单词或短语，并用其正确形式填空。in time, prevent from, depend on, cheer up, now that, break outcool down, get the hang of, spread, presence, explode, exist1. the coffee is _, so youd better drink it right now, or it will be too cold for you.2. before ordering rooms for them, youd better make sure how many people will be _ at the meeting.3. we must try to _ the new telephone system before we use it so that we may use it freely.4. he was unhappy at first but soon _ after lunch. 5. the sun is very important to the mankind. man _ it for heat and light.6. you neednt work today. _ you are ill, you may have a rest at home.7. the first world war _ in 1914 and ended in 1918.8. if birds want to fly, they have to _ their wings and wave them up and down.9. explorers have been sent to mars to make sure whether life _ on it.10. on new years eve we may hear fireworks _ here and there. we dont think it noisy but exciting.11. i miss my hometown so much that nothing can _ me _ going back.12. if we dont hurry up, we wont be _ to catch the airplane. 三、请根据中文意思及提示，翻译下列句子。1. 他们是否允许我们离开还没有定下来，所以我们要继续等。(whether)2. 我们都知道他不诚实而且经常撒谎。(its known to sb)3. 说实话，他是个靠得住的人。(depend on)4. 他怎样克服的那个坏习惯，谁也不清楚。(get rid of)5. 他们在月球上的感觉和地球上听说的完全不一样。(be different from)6. 据报道那个疾病已经在全市扩散开来。(spread)7. 众所周知，污染的空气和水对我们的身体是有害的。(harmful)8. 金星 (the venus) 表面是否有水还不得而知。(surface)9. 不管谁要我接电话，就说我现在正忙著呢。(whoever)10. 我们正在寻找防止有害气体扩散的方法。(prevent)、四、高考连线从a、b、c和d四个选项中，选出可以填入空白处的最佳选项。1. papermaking began in china and from here it _ to north africa and europe. a. spread b. grew c. carried d. developed 2. im planning to hold a party in the open air, but i can make no guarantees because it _ the weather. a. links with b. depends on c. connects to d. decides on 3. _ youve got a chance, you might as well make full use of it. a. now that b. after c. although d. as soon as4. after yang liwei succeeded in circling the earth, _ our astronauts desire to do is walk in space. a. where b. what c. that d. how 5. _ has helped to save the drowning girl is worth praising. a. who b. the one c. anyone d. whoever 6. the foreign minister said, “_ our hope that the two sides will work towards peace.” a. this is b. there is c. that is d. it is 7. to understand the grammar of the sentence, you must break it _ into parts. a. down b. up c. off d. out8. _ we cant get seems better than _ we have. a. what; whatb. what; thatc. that; thatd. that; what9. _ well go camping tomorrow depends on the weather. a. if b. whether c. that d. where 10. _ fashion differs from country to country may reflect the cultural differences from one aspect. a. what b. that c. this d. which 11. _ made the school proud was _ more than 90% of the students had been admitted to key universities. a. what; because b. what; that c. that; what d. that; because12. tom was very unhappy for _ to the party. a. having not been invited b. not having invitedc. having not invited d. not having been invited13. it is pretty well understood _ controls the flow of carbon dioxide in and out theatmosphere today. a. that b. when c. what d. how14. the young dancers looked so charming in their beautiful clothes that we took _pictures of them. a. many of b. masses of c. the number of d. a large amount of15. news reports say peace talks between the two countries _ with no agreement reached. a. have broken down b. have broken outc. have broken in d. have broken up16. if you keep on your research, youll succeed _.a. in time b. at no time c. on time d. at the same time17. _ days went by, he didnt succeed in anything he had planned.a. with b. when c. as d. while18. we pretend he is alive until after the festival, to _ unhappiness. a. protect b. protecting c. prevent d. preventing19. _, boys like football more than girls. however, lily is the biggest fan of football in our class. a. in a word b. in general c. in particular d. in total20. i have read the material several times, but it doesnt make any _ to me.a. meaning b. importance c. sense d. significance五、从下面七句话中选出五个适当的句子，将句子前的字母写在横线上。a. but wed better book the air tickets ahead of time. b. remember to call me before the trip. c. by the way, dont forget to let me know when you get the tickets.d. and please make sure you get everything ready for the trip.e. would you please check that we can get there in time?f. watch out for the running cars and buses.g. are you sure that your parents wont say no to your plan?a: you seem to be out of mind, jimmy. whats wrong?b: nothing. i am just thinking about our holiday.a: 1 . its dangerous.b: thank you, mike. a: well, do you have any idea for the coming holiday?b: what about going to the air show in guangzhou?a: good idea. 2 .b: no problem. ive already done that. 3 .a: its up to me. my aunt who works at the airport may help us.b: thats great. 4 .a: no, i wont. 5 .b: ok. shall we begin to pack our bags today? a: if you like. see you later.b: keep in touch. bye-bye.参考答案单词拼写1. atmosphere2. multiply3. exhausted4. system5. violent 6. methods 7. gradually 8. surface 9. planets 10. exists 11. development 12. disappointed 13. harmful 14. astronomers 15. published选词填空1. cooling down 2. present 3. get the hang of 4. cheered up 5. depends on 6. now that7. broke out 8. spread 9. exists 10. exploding 11. prevent; from 12. in time翻译1. whether they will permit us leave has not been decided so we must wait on.2. it is known to us all that he is not honest and often tells lies. 3. to be honest, he is a man who can be depended on. 4. how he got rid of that bad habit is not clear to anyone. 5. what they felt on the moon is quite different from what they heard on the earth.6. it is reported that the illness has spread throughout the city. 7. it is known to all that polluted air and water is harmful to our health.8. whether there is water on the surface of the venus is not known yet.9. w