1、The need to feed a growing population is putting much pressure on the worlds supply of water.With 97% of the worlds water too salty to be drunk or used in agriculture，the worldwide supply of water needs careful management，especially in agriculture.Although the idea of a water shortage seems strange
2、to someone fortunate enough to live in a high rainfall country，many of the worlds agricultural industries experience constant water shortages.Although dams can be built to store water for agricultural use in dry areas and dry seasons，the costs of water redistribution(重新分配) are very high.Not only is
3、there the cost of the engineering itself，but there is also an environmental cost to be considered.Where valleys are flooded to create dams，houses are lost and homes of wildlife are destroyed.Besides，water may flow easily through pipes to fields，but it cannot be transported from one side of the world
4、 to the other.Each country must therefore rely on the management of its own water to supply its farming requirements.This is particularly troubling for countries with agricultural industries in areas dependent on irrigation.In Texas，farmers overuse of irrigation water has resulted in a 25% reduction
5、 of the water stores.In the Central Valley area of southwestern USA，a huge water engineering project provided water for farming in dry valleys，but much of the water use has been poorly managed.Saudi Arabias attempts to grow wheat in desert areas have seen the pumping of huge quantities of irrigation
6、 water from underground reserves.Because there is no rainfall in these areas，such reserves can only decrease，and it is believed that fifty years of pumping will see them run dry.根据上文完成下列各题1Why does the worldwide supply of water need careful management?2What is most likely to be discussed in the para
7、graph that follows?3Whats the text mainly about?Period One Welcome to the unit & Reading.重点单词1 n顾问2 n& vi.辩论；争论，讨论3 vi.流动，流畅地进行； n.流动；连贯4 n责任，义务，本分5 n产量；生产vt.生产n产品adj.多产的6 vt.& vi.回收利用7 adj.贪婪的，贪心的n贪婪；贪心8 n责任，职责adj.负责任的9 n看法；信念v相信10 adj.环境的n环境11 vt.&vi.经营；动手术n管理；手术12 n赞扬，称赞，认可；信用，信誉；学分13 n数量n质量；品质14
8、 adj.愿意的，乐意的adj.不情愿，不愿意；勉强的，无奈的15 vt.& vi.用泵(或泵样器官等)输送；涌出，涌流；n.泵；抽水机；打气筒.重点短语1 自由发言2 流入3 也4 减少，缩减，削减5 用尽6 用完，耗尽.重点句式1倍数表达法The worlds population has grown by in 1800.目前的世界人口数量比 1800 年增长了 6 倍。2do 表强调的用法However，I that we should produce more things from materials that have been recycled，.但是，我非常赞同我们应该更多地
9、利用回收材料制造产品，3what 引导主语从句we need are better laws to preserve the environment and still allow our country to grow.我们需要更有效的法律来保护环境，同时保障我们国家的发展。4what if.they run out?它们用完了会怎么样呢？.课文阅读理解1What is the focus of the debate according to the text?ADeveloping economy is the most important.BPreserving the environm
10、ent is the most important.CThe relationship between the environment and the economy.DThe factories which cause much pollution to the environment should pay higher taxes.2According to Lin Shuiqing，there are mainly causes responsible for the environmental destruction.Afive BtwoCthree Dfour3We can infe
11、r that both sides agree on the point that .Apeople should cut back on production and reduce the amount of things we make and buyBrecycling will help in both the fields of economy and environmentCit is very important to reduce the amount of jobsDwe need more effective laws to preserve the environment
12、4A business development consultant is often seen as the environment，but in fact they often work with many environmental consultants.Abeing for；side by sideBbeing in；hand in handCbeing at；againstDbeing against；side by side5We can predict that the debating show would be probably part of a(n) programme
13、.Aeconomics BentertainmentCfilms and plays Dmilitary.课文阅读填空The economy or the environmentmust we choose？Introduction James Long，a TV 1. ，introduces two sides and arranges the schedule for debate.Debaters Opinions 2. Chemical waste is 3. vast areas of the world，causing lots of pollution，4. animals an
14、d plants and making people sick.Sea life is being destroyed by fishing boats.Fish are 5. before their eggs are laid.Lin Shuiqing， a spokeswoman from the Green SocietyThe 6. of the world is growing all the time，making the problem even worse.Cut back on production and reduce things we make and buy.Rec
15、ycle our waste.Educate people to live in an environmentally 7.friendly way.Qian Liwei，a business development consultantA healthy environment and a sustainable 8. should be possible at the same Approve of making things from recycled materials instead of raw time.Jobs will be lost if production is cut
16、 back on.People are more important than fish and trees.ones.Make better laws to 9. the environment and still allow our country to grow.Factories that pollute the environment should pay higher 10. .课文阅读简答1What side does Ms Lin Shuiqing and Mr Qian Liwei each represent?2By how many times has the world
17、s population increased since 1800?3According to Mr Qian Liwei，what should be done to factories that pollute the environment?重点词汇1Today s debate question is.今天的辩题是归纳拓展debate n&vi. 辩论；争论，讨论under debate 正在辩论中beyond debate 无可争辩注意：debate 作动词时，后接名词、动名词或连接代( 副)词引起的不定式短语，不接 that 从句。易混辨析 debate，argue，discuss
18、(1)debate 争论，辩论，讨论，指正式的、慎重的辩论和争论。通常由评判人裁决或按规则进行，由双方各自申述理由， “交锋”意味较强。(2)argue 争论，论证，以说理的方式摆出观点，或以激烈的争论方式交换意见，以致争吵。(3)discuss 讨论，商讨；辩论，重在交换意见、进行讨论，不含有意说服对方的意味。语境助记(1)U.S.second presidential debate sees the number of social media viewers soar while TV audience decline.第二场美国总统辩论见证了社交媒体观众数目飙升而电视观众数目有所下降。
19、(2)The proposal is under debate.那个提议还在讨论当中。(3)They are arguing with each other about money.他们正在为钱争吵。(4)Ill discuss the problem with him later.我等一会儿再跟他讨论这个问题。题组训练(1)By now，who is winning is (无可争辩) (2)He that the experiment could be done in another way.Adebated BarguedCdiscussed Dquarrelled2Then we wi
20、ll open the floor for discussion.之后我们将展开自由讨论。归纳拓展open the floor 自由发言take the floor 发言have/get the floor 取得发言权give the floor to sb.让某人发言语境助记(1)Now lets open the floor.现在我们自由发言。(2)After they each had said a few words，Professor White took the floor.他们每个人说了几句话之后，怀特教授开始发言。(3)The president didnt give me t
21、he chance to have the floor.主席没有给我发言的机会。题组训练(1) (谁发言) isnt important to us.(2)Whom will the headteacher give the to in the class meeting tomorrow?Yang Xiaohuiour monitor.Awords BorderCfloor Ddiscussion3It is our duty to try to cut back on production and reduce the number of things we make and buy.削减
22、生产量，减少我们制造和购买东西的数量都是我们的责任。归纳拓展cut back on 减少，削减，缩减cut down 削减，缩减；砍倒cut in 插入；插话；插队；超车cut sth.into sth.把切成cut off 切断，中断cut out 剪掉；戒掉；停止；删除语境助记(1)In order to save money，they wanted to cut back on the cost.为了节省资金，他们想削减成本。(2)They were cut off from the outside world because of the storm.由于暴风雨，他们被切断了与外界的联
23、系。题组训练(1)用适当的介、副词填空First，cut the meat small pieces.They cut the big tree.Dont cut when others are talking.I must cut smoking.(2)While prices are rising so fast，many people are working out ways to their expenses.(2017盐城南洋中学高二期中)Acut back on Bput downCturn down Dmake up for4They think of greedy busine
24、ssmen hiding from their responsibilities and only worrying about money.他们会联想到那些逃避责任，只想着赚钱的贪婪的商人。归纳拓展(1)responsibility n责任；职责have responsibility for 对 有责任；对负责a sense of responsibility 责任感(2)responsible adj.负责任的，有责任心的be responsible for 对负责；是 的原因be responsible to sb.对某人负责语境助记(1)You have responsibility
25、for clearing up the classroom after class.下课后你负责打扫教室。(2)Politicians are responsible to the voters.政治家对选民负责。题组训练(1)这场事故是这个男孩的责任，而非他朋友的责任。The boy，rather than his friends， the accident.(2)就个人而言，我认为有一种责任感是非常重要的。Personally speaking，I think it is of great importance to have .(3)She has already tried her b
26、est and she is for her job.Please dont be too about it.Aresponsibility；specialBresponsible；responsibleCresponsibly；unusualDresponsible；particular5People often have this belief that development is bad for the environment，but this does not have to be true.人们常常认为经济发展对环境有害，但这不一定是正确的。归纳拓展(1)belief n看法，信念
27、have belief in 对有信心beyond belief 难以置信的(2)believe v相信believe it or not 信不信由你语境助记(1)I have much belief in his honesty.我非常相信他的诚实。(2)Believe it or not，I will marry Mary next month!信不信由你，我和 Mary 下个月就要结婚了！题组训练(1)What he said was (难以置信的) (2)I asked my boss for a months holiday and， ，she agreed.Abelieving o
28、r not Bthat is to sayCbelieve it or not Dto believe it or not6The people operating these factories are deeply concerned about the environment.这些工厂的经营者非常关心环境。归纳拓展(1)operate vt.经营，管理；操作；vi.动手术；运转；起作用，见效operate on sb.(for.) (因某病)给某人动手术(2)operation n运转，运行，操作come/go into operation 生效，实行语境助记(1)This machin
29、e is very easy to operate.这机器操作很简单。(2)Doctors decided to operate on the patient at once.医生们决定立刻给病人动手术。(3)The new rules come into operation from next week.这些新的规则将从下个星期起生效。题组训练(1) according to the instructions，the robot can behave like a human being with average IQ.AWhen to operateBWhen operatingCWhen
30、 to be operatedDWhen operated(2)Difficult in practice，this new technique hasnt been applied.Aoperated Bto be operatedCoperating Dto operate7Ms Lin suggested we should cut back on the quantity of things we produce in order to save the environment.林女士建议我们应当缩减生产量来拯救环境。归纳拓展quantity n数量in quantity 大量，大批，
31、许多quantities of名词谓语动词复数 许多a quantity of名词复数谓语动词复数/ 不可数名词谓语动词单数 大量语境助记(1)The steel works supplied us with raw material in large quantities.那家钢铁厂给我们提供了大量原材料。(2)Huge quantities of oil were shipped to Japan last year.去年大量的石油被用船运往了日本。(3)A large quantity of food has been supplied to the flooded area.大量的食品
32、被提供给了洪灾地区。题组训练(1)用所给词的正确形式填空A quantity of land wasted while quantities of victims starving.(be)(2)Why does the river smell terrible?Because large quantities of water .Ahave pollutedBis being pollutedChas been pollutedDhave been polluted8Asking around，I find many people willing to pay a little higher
33、 price for things that are friendly to the environment.询问了周围的人，我发现很多人愿意付高一点儿的价格买环境友好型商品。归纳拓展(1)willing adj.愿意的，乐意的be willing to do sth.愿意做某事(2)unwilling adj.不愿意的be unwilling to do sth.不愿意做某事语境助记(1)If you are in trouble，Mike is always willing to lend a hand.如果你有困难，迈克总是很乐意向你伸出援手。(2)Is there any man un
34、willing to fight in defence of his country?难道有谁不愿为保卫自己的国家而战吗？题组训练(1)你知道琳达是否愿意负责这个项目吗？Do you know if Linda take charge of the program?(2) to accept his offer，she politely said that she could manage it by herself.AWillingly BWillingCUnwillingly DUnwilling9The number of people in the world keeps growin
35、g，and we are producing more rubbish and using up more raw materials.世界人口不断增长，我们制造的垃圾越来越多，并且即将用尽更多的原材料。归纳拓展use up 用完，一般用人作主语run out 一般以物作主语，表示该物已用光，以主动形式表示被动意义(be used up 意义与run out 相同)run out of 后接用光物品的名词，主语则是人或地区语境助记(1)Who has used up/run out of the oil?谁用光了石油？(2)We should store some money before t
36、he money runs out.趁着没把钱用光我们应当存一些。题组训练(1)一句多译汽油已经用光了。The petrol .The petrol .We .(2)Food supplies in the earthquake area .We must act immediately before theres none left.Aare being run out Bare running outChave run out Dhave been run out(3)With drink and food ，the prisoner had to walk out of the cave
37、 where he was hiding.(2017盐城时杨中学高二期中)Arunning out of Bran outCused up Dusing up经典句式1The worlds population has grown by six times what it was in 1800.目前世界人口数量比 1800 年增长了 6 倍。归纳拓展倍数表达法：英语中倍数主要由“基数词times”表示， “两倍”用 twice。常用以下几种句型：(1)倍数what 从句(2)倍数as.as(3)倍数比较级than(4)倍数the size/height.of.(5)倍数that of.语境助
38、记(1)The production this year is five times what it was ten years ago.今年的产量是十年前的五倍。(2)This hall is five times bigger than our classroom.这个大厅比我们的教室大 5 倍。(3)The height of the new building is three times that of the old one.这座新楼的高度是旧楼的三倍。题组训练(1)一句多译亚洲是欧洲的四倍大。Asia is of Europe.Asia is as Europe.Asia is t
39、han Europe.(2)In the Asian Games in South Korea，the Chinese team won gold medals as Japan.Amore than 3 times as manyB3 times more than asCas many more than 3 timesDas more than 3 times2However，I do agree that we should produce more things from materials that have been recycled，.但是，我非常赞同我们应该更多地利用回收材料
40、制造产品，归纳拓展“do/does/did动词原形”构成强调句，意为“确实，的确 ”，用来加强谓语动词的语气，但须符合以下条件：(1)句子是肯定句；(2)句子的时态为一般现在时或一般过去时。语境助记(1)To my great joy，the plant did look exactly like what we were looking for.使我高兴的是，这棵植物看起来的确像是我们正在寻找的那种。(2)He does work hard and finish the job in time.他工作的确努力，并及时完成任务。(3)Do come and see us some day.务必
41、在某一天来看我们。题组训练(1)你到那儿后务必给我来信。to me when you get there.(2)Did you ring her last night?Yes， I her，but she wasnt at home.Areally ring Bdid ringCdid rang Ddo ring3What we need are better laws to preserve the environment and still allow our country to grow.我们需要更有效的法律来保护环境，同时保障我们国家的发展。归纳拓展what 在此处引导的是主语从句，
42、引导主语从句的词还有that， whether，which，who，whose ，whatever，whichever，how，why 等。语境助记(1)What was most important to her，she told me，was her family.她告诉我对她来说最重要的是她的家庭。(2)That everything in the world changes was often a theme in poetry of the Romantic Movement.世界上的万物都是变化的，这常常是浪漫主义运动诗歌的主题。(3)Whether he has been abr
43、oad or not doesnt make much difference.他是否出过国不重要。(4)Why they suddenly disappeared still remains a mystery.他们为什么突然消失了还是个谜。题组训练(1)你们当中第一个到达这里的人将获得奖项。will win the prize.(2) we understand things has a lot to do with what we feel.(2015北京，35)AWhere B How CWhy DWhen难句分析People often have this belief that de
44、velopment is bad for the environment，but this does not have to be true.句式分析：that 引导的是 this belief 的 ，that 在同位语从句中不作句子成分，只起 的作用。自主翻译： .单词拼写1Scientific management promotes (生产) 2He has no (责任) for the accident.3It was a bad year for films，in terms of both (数量) and quality.4Although he has worked for just 3 months，he can (操作) the machine.5My mother had a heated (讨论) with my father about her plan last night.6We should all maintain an optimistic b that the world is more forgiving than is commonly supposed.7You can ask anyone for help.Everyone here is w to lend you a hand.8It has been my d to he
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