1、G3YYFX SBIIUnit9教学案班级： 组别： 姓名： 教师评价：_ Unit 9 Saving the earth (Book 2)训 练 案 1(答案)一、完形填空Trees are useful to man in three very important ways. They provide him with wood and other 1 ; they give him shade; they help to prevent drought(干旱)and 2 .Unfortunately, in many 3 of the world, man has not realize
2、d that the third of these services is 4 important.Two thousand years ago a rich and powerful country cut down its trees to 5 warships, with which to gain itself an empire. It gained the empire, but, 6 its trees, its soil became hard and 7 . When the empire fell to 8 , the home country hound itself f
3、aced by floods and starvation. Even where a government realizes the importance of a plentiful supply of trees, it is difficult for 9 to persuade the villager to see this. The villager wants wood to cook his food 10 ; and he can earn money 11 making charcoal or selling wood to the townsman. He is usu
4、ally too lazy or too careless to plant and look 12 new trees. So, unless the government has a good system of control, or can 13 the people, the forests will slowly disappear.This does not only 14 that the villagers sons and grandsons have 15 trees. The results are even more serious; for where 16 are
5、 trees, their roots break the soil upallowing the rain to sink inand also bind(结合)the soil, thus preventing its 17 washed away easily, but where there are no 18 , the rain falls on hard ground and carrying 19 with it the rich top soil, in which crops 20 so well. Well all the topsoil is gone, nothing
6、 remains but worthless desert.1A. uses B. products C. production D. result解析 树木给人类提供木材和其他的产品（products），而production具有抽象的含义，指生产过程。答案 B2A. floods B. soil C. air D .sunlight解析 与干旱相对，即涝灾（flood），也可以后文得到证实。答案A3A. corner B. part C. place D. parts解析 若用place，需用复数形式。答案D4A. the most B. the more C. most D. much解
7、析 三者以上最高级，the 不可以省略。答案A5A. set B. build C. put D. organize解析 造战船，要用build或set up.答案B6A. with B. by C. on D. without解析 without its trees没有了树。答案D7A. poor B. fine C. beautiful D. pretty解析 根据常识，没有了树，土壤会变得贫瘠（poor）。答案A8A. break B. unite C. bits D. pieces解后fall to pieces是习语，意为“四分五裂”。答案D9A. it B. them C. he
8、D. they解析 it代指前句所指的government。答案A10A. with B. by C. on D. 不填解析with, 介词，表示“用”，此处其宾语wood已提前。答案A11A. with B. of C. by D. to解析 by表示抽象地通过某种方式或手段。答案C12A. after B. for C. at D. out解析 look after照看，照料答案A13A. ask B. educate C. want D. remove解析educate教育（人民）。答案B14A. mean B .refer C .know D. realize答案A15A. a few
9、 B. fewer C. a little D. little解析 有比较含义，较少，用fewer。答案B16A. they B. we C. here D. there解析 there he句型，表示“有”。答案D17A. been B. being C. is D. was解析 有在prevent后，动名词being可表被动，其逻辑主语为its.答案B18A. water B. trees C. soil D. air答案B19A. away B. off C. with D. by解析carry away带走，习惯用语。答案A20A. come B. grow C. get D. tur
10、n解析 grow此处为不及物动词，“生长”。答案B二、阅读理解 Our surroundings are being polluted faster than nature and mans present efforts cannot prevent it. Time is bringing us more people, and more people will bring us more industry, more cars, larger cities, and the growing use of man made materials. What can explain and s
11、olve this problem? The fact is that pollution is caused by manby his desire(欲望)for a modern way of life. We make “increasing industrialization(工业化)”our chief aim. So we are often ready to offer everything; clean air, pure water, good food, our health and the future of our children. There is a consta
12、nt flow of people from the countryside into the cities, eager for the benefits of our modern society. But as our technological achievements have grown in the last twenty years pollution has become a serious problem. Isnt it time we stopped to ask ourselves where we are goingand why? It makes one thi
13、nk of the story about the airline pilot who told his passengers over the loudspeaker. “Ive some good news and some bad news. The good news is that were making rapid progress at 530 miles per hour. The bad news s that were lost and dont know where were going.” The sad fact is that this becomes a true
14、 story when spoken of our modern society.1Man cannot prevent the world from being polluted because .A. they want very much to find well-paid jobsB. they are anxious to enjoy the achievementsC. they have become tired of their homelandD. they have a strong wish to become industrial workers.答案B3Accordi
15、ng to the passage, what does man value most among the following?A. Industry B. HealthC. Clean air D. The future of the children解析 此题考查推理判断能力。由文章得知，人类以“工业化进程”作为追求目标，故人类最器重的莫过于工业了。答案A4The story about the airline pilot tells us that .A. man know where the society is goingB. people do not welcome the ra
16、pid development of modern societyC. man can do little about the problem of pollutionD. the writer is worried about the future of our society解析 此题考查综合分析能力。作者讲述飞行员故事的目的在于：环境污染将严重影响交通，这表明了作者对未来环境的担忧。答案D5What does the writer really want to say in this passage?A. With the development of technology pollut
17、ion has become a serious problem.B. Lower the speed of development to stop pollution.C. Its time we did something to reduce pollution.D. As industry is growing fast, pollution is the natural result.解析 此题考查中心归纳。作者通过剖析环境污染产生的原因，及预测它对人类生活的危害，从而展示了此问题的严重性。因此，最后呼吁人们降低环境污染。答案C3、短文改错 Like most of my classm
18、ates, I have either brothers nor sisters. 1._neither_In any other words, I am an only child. My parents love me 2.去any dearly of course and will do all they can make sure that I 3._to make_ get a good education. They did not want me to do any work 4._do _at home. They want me to devote all my time o
19、n my studies 5._to _so that I will get good marks in all my subject. We are 6.subjectsone family and live under a same roof, but we do not seem to 7.the get much time to communicate about together. It looks as if my 8.去aboutparents treat me as a visitor and a guest. Do they really understand 9._or _
20、their own daughter? I wonder what things are in other homes. 10.how _训 练 案 21、完形填空Several years ago, while attending a communication course, I experienced a most unusual process. The instructor asked us to list 1 in our past that we felt 2 of, regretted, or felt uncompleted about and read our lists
21、aloud.This seemed like a very 3 process, but theres always some 4 soul in the crow who will volunteer. The instructor then 5 that we find ways to 6 people, or take some actions to right and wrong doings. I was seriously wondering how this could ever 7 my communication.Then the man next to me raised
22、his hand and volunteered this story: “Making my 8, I remembered an incident from high school. I grew up in a small town. There was a sheriff（行政长官）9 of us kids liked. One night, my two buddies（伙伴）and I decided to play a 10 on him. After drinking a few beers, we climbed the tall water tank in the midd
23、le of the town, and wrote on the tank in bright red paint: Sheriff Brown is a s. o. b. The next day almost all the towns people saw our glorious 11 Within two hours, Sheriff Brown had us in his office. My friends told the truth but I lied. No one 12 found out. ”“Nearly 20 years later, Sheriff Browns
24、 name 13 on my list. I didnt even know if he still 14. Last weekend, I dialed the information in my hometown and found there was a Roger Brown still listed. I tried his number. After a few 15 I heard Hello? I said. Sheriff Brown?Paused. Yes, Well, this is Jimmy Calkins. And I want you to know that I
25、 did it. Paused. I knew it! he yelled back. We had a good laugh and a 16 discussion. His closing words were: Jimmy, I always felt bad for you 17 your buddies got it off their chest, but you were carrying it 18 all these years. I want to thank you for calling me for your sake. ”Jimmy inspired me to 1
26、9 all 101 items on my list within two years, and I always remember what I learned from the course: Its never too late to 20 the past wrongdoings. 1Aanything Banyone Csomething Dsomebody 2Aafraid Bproud Csure Dashamed 3Asecret Bprivate Cinteresting Dfunny 4Asimple Bpolite Cbrave Dfoolish 5Aordered Bs
27、uggested Cexpected Ddemanded 6Aget along with Bdepend on Cconnect with Dmake apologies to 7Acontinue Bkeep Cimprove Dprove 8Alist Bstories Cnotes Dplan 9Anone Bany Call Dmost 10Arecord Btrick Cgame Dpart 11Aattention Bremark Cview Dsign 12Astill Balso Cever Deven 13Aremembers Bpresents Cconsiders Da
28、ppears 14Aalive Bdoubtful Cangry Dhappy 15Arepeats Bcalls Crings Dwords 16Anervous Blively Cplain Dcold 17Aunless Bin case Cbecause Dso long as 18Aaround Baway Cout Don 19Agive up Bclear up Cmake up Dbuild up 20Apunish Bregret Cforgive DRight1 A 2 D根据句中并列谓语felt regretted or felt uncompleted about. 可
29、知，第二空应选与此同类意义的选项ashamed“惭愧、内疚”。 3. B 4. C作者认为这一切似乎都是一个人自己的事，不应该说出来，但在人群中总会有一些勇敢者自愿表露自己。 5. B 6. D该句意思是：指导员后来建议我们找一些方法向他人道歉或做些实事来纠正错误。 7. C此处意为“改进、提高”交际能力。 8. A短语make a list意为“造表、列表”，在此意为“在我所列的过去做的事情中”。 9. A根据上下文意义可知，此处应选否定意义的代词，意为“我们没有人喜欢的官员”。 10. B短语play a trick on sb. 意为“捉弄某人”。其他短语不合句意。 11. D此处所选名
30、词应表示作者与他的伙伴们在水箱上用红漆所写的sheriff Brown is a s. o. b. ，故应选sign“标记、符号”。 12. C副词ever在此强调语气，说明“后来再也没有任何人了解到作者也参与其事的事实情况”。 13. D二十年过后Sheriff Brown的名字仍然时常出现在我的眼前。 14. A从下文可知，Sheriff Brown其实知道20年前作者参与过那件事，故选项B、C不合句意，选项D（happy）不合文意。 15. C此处强调电话振铃几声以后。 16. B作者说出真机后，心里感到轻松了许多，Sheriff Brown其实知道此事，两人便大笑以来，而且还进行了一场热烈的讨论。 17. C此处强调原因，其他连接词不合句意。 18. Aaround在此为副词，意为“存在着”。. you were carrying it around all these years意为：你把这件做错的事一直放在心中这么多年。 19. B动词短语clear up意为“消除、解除（误会、疑虑等）”。其他动词短语
