人教版(新教材)高中英语选修3Unit 3　Environmental Protection课时作业1：Reading and Thinking-Language Points

1、Reading and ThinkingLanguage Points【基础巩固】I .单词拼写The house should be habitable(适合居住的)by the new year.The consultant was busy studying the comprehensive(详尽 的)report then.Oil pollution could damage the ecology(生态学)of the coral reefs.There is a growing trend towards earlier retirement in that country. T

2、he boy will try his best to seize the golden chance to go abroad.Because of the policy(政策)of reform and opening, China has taken on a new look over the past decades.Generally speaking, having small children tends to restrict your freedom.The bad news is that the ice has begun to melt as a result of

3、global warming, n.单句语法填空The smell released(release) from the hole made us a little sick.The thieves seized(seize) by the policemen were taken to the police station.The government placed restrictipns(restrict) on sales of weapons.I used to go to that old temple frequently (frequent) as a child.China

4、will remain a large and sustainable(sustain) consumer of raw materials.Thousands of men, women and children there are facing starvation(starve) now.Most of the citizens were interested in the news broadcast(broadcast) yesterday.in .单句写作市民们是否会接受这项新政策还有些疑问。(doubt)The】e is some doubt whethe】 the citize

5、ns will accept the new policy.如果没有互联网，我们的生活会艰难得多。(without)Without the Internet, oui life would be much haider.这个公园对公众开放,没有任何限制。(restriction)The park is open to the public without 】estriction.他在服刑五年后从狱中被释放出来。(release)He was eleased from prison afte】 serving a sentence of five yeais.救援人员到达时，幸存者们正在挨饿。(

6、starve)When the escuers arrived, the suivivors were staiving.【能力提升】IV .阅读理解We produce 500 billion of plastic bags in a year worldwide and they are thrown away polluting oceans, killing wildlife and getting dumped in landfills where they take up to 1,000 years to decompose.Researchers have been unsuc

7、cessfully looking for a solution.The 16-year-old Canadian high school student, Daniel Burd, from Waterloo Collegiate Institute, has discovered a way to make plastic bags degrade（降解）in as few as three months, a finding that won him first prize at the Canada-Wide Science Fair, a $10,000 prize, a $20,0

8、00 scholarship, and a chance to revolutionize a major environmental issue.Burd s strategy was simple： Since plastic does eventually degrade, it must be eaten by microorganisms（微生物）.If those microorganisms could be identified, we could put them to work eating the plastic much faster than under normal

9、 conditions.With this goal in mind, he grounded plastic bags into a powder and concocted（调制）a solution of household chemicals, yeast（酵母）and tap water to encourage microbes growth.Then he added the plastic powder and let the microbes work their magic for three months.Finally, he tested the resulting

10、bacterial culture on plastic bags, exposing one plastic sample to dead bacteria as a control.Sure enough, the plastic exposed to the live bacteria was 17% lighter than the control after six weeks.The inputs are cheap： maintaining the required temperature takes little energy because microbes produce

11、heat as they work, and the only outputs are water and tiny levels of carbon dioxide.u Almost every week I have to do chores and when I open the closet door, I have piles of plastic bags falling on top of me.One day, I got tired of it and T wanted to know what other people are doing with these plasti

12、c bags.The answer： not much.So I decided to do something myself, said Daniel Burd.语篇解读本文主要讲述了一个加拿大的高中生发现了一种能够快速降解塑料的方法，并讲述了其实验过程以及是如何得到启发发现此方法的。Daniel Burd won first prize at the Canada-Wide Science Fair because.he found a way to degrade plastics in a shorter timehe contributed much to environmental

13、 protectionhe found a new kind of microorganismD he could encourage microbes growth in an easier wayK答案AK解析H 细节理解题。根据第二段中的“has discovered a way to make plastic bags degrade（降解）in as few as three months, a finding that won him first prize at the Canada-Wide Science Fair./可知，Daniel Burd因发现了短时间内降解塑料袋的方

14、法而获奖。应选A。Daniel Burd exposed one plastic sample to dead bacteria to.A. make the live bacteria work betterB know which bacteria worked fastertest how effective his method wascontrol the temperature in the processK答案cK解 析U 推理判断题。根据第四段第三句 uFinally, he tested the resulting bacterial culture on plastic b

15、ags, exposing one plastic sample to dead bacteria as a control.可知,他这样做的 目 的在于测试他的方法是否有效。应选C。3 . Maintaining the required temperature takes little energy because.A. plastics can get hot easilyB microbes can produce heat themselvesmuch carbon dioxide is producedthe temperature can be controlledk答案Bk解

16、析U 细节理解题。根据倒数第二段中的“maintaining the required temperature takes little energy because microbes produce heat as they work.v 可知，这是因为细菌在工作的时候 会产生热量。应选B。4. Daniel Burd got his idea from.A. his school textbookB the failure of researchershis everyday workthe practice of other peopleK答案X cK解 析H 推理判断题。根据最后一段D

17、aniel Burd说的话Almost every week I have to do chores and when I open the closet door.So I decided to do something myself.” 可次口， 他是在 日 常家务劳动中得到的启发。应选C。.完形填空The other evening we had a knock at the door.lt was a new neighbor who introduced himself and his boys to us.He also us to a block party as a way t

18、o know the people in the neighborhood as well as celebrate the first anniversary of his two 2 sons coming to live with him.We ve lived here almost six years and no one has ever come to introduce themselves.1 suppose we should have 3 it on to introduce ourselves to people moving in, but wehaven t.In

19、my opinion, it took the initiative(首仓ll) of a young man and his adopted sons to show me how I could 4 better attention to my own community.! have many 5 friends but I have to admit that I haven t usually been the one to develop the 6 in my own neighborhood.This experience 7 me of one of my favorite

20、quotes: When I was a young man, I wanted to change the world.I found it was 8 to change the world, so I tried to change my nation.When I found I couldn, t change the nation, I began to 9 my town.I couldn? t change the town and as an older man, I tried to change my 10 .Now, as an old man, I H the onl

21、y thing I can change is myself, and 12 I realize that if long ago I had changed myself, I could have made an impact on my family and 13 on my town.The impact could have changed the nation and I could 14 have changed the world.”For those of us who want to make a(n) 15 in the world, it s important tha

22、t we remember what Bucky Fuller said, uThink globally, but act locally.For me, I m going to make it a point to meet more of my neighbors-starting now.语篇解读 本文是一篇夹叙夹议文，讲述作者所住的社区来了一位新邻居，他主动把自己和 孩子介绍给社区的人们，这件事让作者感触颇深。1. A.invitedC. persuadedB. commanded1. A.invitedC. persuaded(解 析U 根据空后的“ us to a block

23、party ”可知，他还邀请(invite)我们参加一个街区聚会。B B acceptedC adaptedC adaptedD. annoyed根据下文中的“his adopted sons”C adaptedB madeB madeC. takenC. takenD. turned才艮据空后的 “it on to introduce ourselves to people moving in, but we haven tC. taken可知，我们本应该向刚搬进来的邻居作自我介绍，take on表示“承当B. loseB. loseB. loseA.drawC. payD. offerB.

24、 loseK答案X cK解 析I 根据空后的“better attention to my own community”可知，这个年轻男人的做法 让我更注意我所居住的社区，pay attention to注意。A.foreignB. localC. oldD. richK答案BK解 析I 根据空后的“in my own neighborhood”可知，我有很多当地的(local)朋友。A.troubleB. friendshipC. concernD. businessK答案BK解析X上文说我在当地有很多朋友，再结合转折连词but可知，但是我成认通常我不是在我的所在地主动开展友谊(friend

25、ship)的那个人，与前面的friends相对应。A.remindedB. toldC. warnedD. convincedK答案AK解 析X根据空后的me of one of my favorite quotesn可知，这个经历让我想起(remind)了一句我最喜欢的名言。A.difficultB. easyC. interestingD. rightk答案UAk 解 析 U根据空后的 “ to change the world, so I tried to change my nation ”可知，此处是说我发现很难(difficult)改变世界，于是我努力改变我的国家。A.make o

26、utB. concentrate onC. get intoD. refer toK答案BK解 析H根据空前的When I found I couldn, t change the nation可知，当我发现我不能改变我的国家的时候，我集中精力于(concentrate on)我的城镇。A.stateB. familyC. townD. mindK答案X Bk解 析U根据下文中的“made an impact on my family”可知，此处是说我想改变我的家庭(family)。A.explainB. forgetC. realizeD. regretK答案ck解 析U根据上文内容及本空后

27、的the only thing I can change is myselfn可知，最后我 意识到(realize)我能改变的只是我自己。A.happilyB. suddenlyC. actuallyD. luckilyK答案BK解 析U 根据空后的I realize that if long ago I had changed myself, I could have made an impact on my family?可知，我突然(suddenly)意识到如果我早改变自己的话，我早就能改变 家庭了。A.merelyB. stillC. onlyD. evenK答案X DK解 析 根据空

28、后的“on my town”可知，如果我早改变自己的话，我早就能改变家庭 了，甚至(even)改变我的城镇。A.indeedB. hardlyC. neverD. seldomK答案Ak解 析U 根据空前的 “The impact could have changed the nation” 可知，我确实(indeed) 能改变世界了。A.decisionB. differenceC. apologyD. mistakek答案U BK解 析U此处是说对于那些想对世界有影响(make a difference)的人来说，记住BuckyFuller说的话很重要。.语法填空uSave environ

29、ment, save life“ is a most common and important saying nowadays.Just by making a few small changes, we can make a big contribution and save our environment.When the entire society starts making these changes, we 1.(create) a beautiful world.Start by 2.(turn) off the lights, TVs and other electrical

30、items when we leave a room.If possible, avoid using a dryer but hang your clothes on a ciothesline.Not only will you save power and reduce your contribution to 3.(globe) warming, but also you will have clothes that last longer.Replace plastic bags 4. recycling paper bags.The white pollution is one of the 5.(big) environmental problems that are now troubling the whole world.Do your bit for nature by planting a tree.If all of us plant trees,6. will make the whole wor