Unit 3 The environment习题一. 同义替换( ) 1.There is too much snow on the street.A. too many B. a number of C. a lot of D. so much( ) 2. He told me his concern about the heavy traffic.A. interest B. worry C. joy D. pleasure( ) 3. The number of cars is increasing these years.A. making bigger B. becoming greater in amount C. improvingD. rising up( ) 4. Please tell me the proper answer to the question.A. wrong B. good C. important D. right( ) 5.He spent three years caring for his brother.A. looking for B. looking after C. caring about D. taking care( ) 6. She got up early in order to catch the first bus.A. in case of B. so that C. so as to D. as to( ) 7. Your appearance shouldnt make any difference to whether you get the job or not. A. keep in touch with B. have any effect onC. be the same asD. be different from( ) 8. The heavy rain resulted in many car accidents.A. led to B. happened to C. kept to D. resulted from( ) 9.Turn off the lights when you leave the classroom.A. get off B. take off C. switch off D. go off( ) 10. The man makes a living by selling newspapers.A. through B. in C. on D. of ( ) 11. If you dont know the answer, you can guess.A. try to look smart B. try to get upC. try to get an answer D. try to look at( )12. He was late as a result of the terrible accident.A. because of B. so that C. except for D. instead of ( ) 13. The villagers are destroying the forest.A. entering B. damaging C. pushing D. protecting( ) 14. The bottle is full of water.A. is lack of B. is filled with C. is part of D. is used for( ) 15. The students are very busy nowadays. They have mountains of homework to do every day.A. a large number of B. a small amount of C. a large amount of D. a small number of 二. 单项选择 1. If you use again things that you have already used before, you _ them.A. rebuild B. recall C. recycle D. review 2. A _ to a problem is a way of dealing with it so that it is solved.A. reason B. result C. way D. solution 3. A _ place means there isnt anything or anybody to live or grow at all. A. lively B. worthless C. lifeless D. alive 4. Pandas are _ when they live in the forest.A. in great danger B. out of danger C. hopeful D. helpful5.- Look! The old man is running around the lake.- He likes running. It has been a of his for many years.A. habitB. planC. ruleD. aim6.I love teachers who are to the students, because they treat them as their family members.A. the strongestB. the friendliestC. the most experiencedD. the funniest7. helps us to protect the environment.A. Buying old thingsB. Making cheap thingsC. Recycling thingsD. Using cheap things8.The of new inventions should try to make life easier, not to make it harder.A. rulesB. subjectsC. secretsD. purposes9.Can you think of some solutions the problems?A. ofB. inC. toD. with10.My new mobile phone is _Jennifers.A. not the same asB. all the same asC. worst thanD. so difficult to11.Dont your mother. She will be OK.A. worried aboutB. worryC. worried ofD. be worried about12.The twin sisters may look the , but they are from each other in many ways.A. same; differentB. different; sameC. same; sameD. different; different13.You look your twin brother.A. same asB. same likeC. the same asD. the same like14.- Look at the noisy kids!- It seems that nothing can _ them from playing.A. makeB. get C. takeD. keep15. The population in China has _ slowly these years.A. dropped B. gone C. checked D. increased三、词汇和短语练习1. The big fire caused them _(lose) at least 1,0000$.2. The heavy rain kept us from_(get) there on time.3.The ground was _(cover) with thick fallen leaves.4. They kept _(try) and at last they succeeded.5. In order to _(pass)the exam, he studies very hard.6. Todays t is 7. Youd better put on warm clothes.7. The twins look quite d_.8. The villages nearby always c down trees to build houses.9. Plastic bags are not f_ to the environment.10. The f_ damaged the village.11. The quick (增长) of population may cause serious problems.12. Our (政府) is working hard to save pandas.13. Force can never (摧毁) right.14. Were planning to spend time in the beautiful countryside. We love (自然).15. About seventy percent of the (表面) of the earth is covered with water.答案：一. 同义替换1 C too much太多 相当于a lot of2B concern 和worry “担心，忧虑”3B increase 增加 B项合适4