1、Unit 6 Earth first Period 3 Developing ideasWhats really green?(1)To have a better understanding of the main idea of the text and the key words and phrases.(2)To improve the ability to read and express.(3)To raise the awareness of environmental protection.It refers to the suggestions on environmenta
2、l protection.Are these suggestions really true?example 3Task 1:Read the text quickly and silently to get the main structure of the text.Fast-readingAintroductionexample 1example 2example 3summaryBexample 1example 2example 3summaryCsummaryexample 1example 2Tip:Subheadings can give readers an overall(
3、总体的)understanding of the text.subheadings 副标题main heading title（主标题）Careful-reading1 Paper shopping bags are better than plastic ones.2 When you turn off a device,it stops using power.3 Eating local food is good for the environment.4 Its better to take a shower than a bath.Task 1:Read the text caref
4、ully,and decide if the following statements are true.Then please underline the clue sentences in the text.1 Paper shopping bags are better than plastic ones.Freally green truthPaper shopping bags are not good for environment.2 When you turn off a device,it stops using power.Freally green truthTurnin
5、g off a device wont stop using power.3 Eating local food is good for the environment.It depends.really green truthEating local food is not always good for the environment.4 Its better to take a shower than a bath.It depends.really green truthTaking a shower is not always better than a bath.Careful-r
6、eadingTask 2:Read the text carefully and fill in the form based on the text.reallygreentruthssuggestionstruth1truth2truth3truth4Take a reusable bag with you when you go shopping.To make sure your appliance is in fact off,remove the plug from its power supply.No suggestionsThe key is to keep your sho
7、wer time as short as possible.Paper shopping bags are not good for environment.Turning off a device wont stop using power.Eating local food is not always good for the environment.Taking a shower is not always better than a bath.Think about the mistake in the video.We should turn off the device and r
8、emove the plug from its power supply.Fill in the blanks.Most of us are _(awareness)that we must take care of the environment,and the mojority of us take steps _(save)energy and reduce waste and pollution.But in fact,some longheld common sense turns out only half true,or even _(complete)false.For exa
9、mple,people think paper bags are _(good)than plastic bags as they are easier to break down than the plastic _(one).The process of making paper bags,_,is more energy consuming and water wasting.So,take a reusable bag with you when shopping.Besides,remove the plug from its power supply,_ the devices i
10、n standby mode still use power.Eating local food isnt necessarily good for the environment,even taking transportation _ account.Some take it for granted _ a shower consumes less water than a bath.But that depends _ how long you spend in a shower.The best policy is to keep your shower as short as pos
11、sible._(environment)awareness is now part of daily life.But its worth _(check)common ideas and opinions to see whats really green.awareto savecompletelybetteroneshoweverbecauseintothatonEnvironmentalcheckingPost-reading1.majority n.多数，大多数（人或物）Most of us are aware that we must take care of the enviro
12、nment,and the majority of us take steps to save energy and reduce waste and pollution.我们大多数人都意识到要保护环境，也采取了各种行动节约能源，减少浪费和污染。【知识归纳】（1）the majority of.大多数 in a/the majority 占大多数（2）major adj.主要的，重要的 n.主修科目，专业 v.主修major in 主修（3）minor adj.小的，不很重要的 minority n.少数，少数派the/a minority of 少数的【名师点津】The majority+单
13、数/复数谓语The majority was/were in favour of banning smoking.大多数人支持禁烟。The majority of+复数名词+复数谓语The majority of+不可数名词+单数谓语【即学即练】完成句子/单句语法填空(1)The agreement seems to be impossible because _（大多数成员）are against it.(2)Only（少数的）people in that city do not have a car while the people taking the subway to work ar
14、e（占大多数）.(3)To my surprise，the majority of the students（be）for his proposal.(4)Onethird of the country（be）covered with trees and the majority of the citizens（be）black people.the majority of the membersthe/a minority ofin the/a majorityareisare2.amount n.数量，数额However,making a paper bag uses four times
15、 as much energy as making a plastic bag and up to three times the amount of water.然而，生产纸袋的耗能为塑料袋的四倍，耗水则多达三倍。The task will take a large amount of time and energy.那项工作将花费大量的时间和精力。They didnt deliver the right amount of sand.他们运来的沙子数量不对。【知识归纳】a large/small amount of+不可数名词+单数谓语 large/small amounts of+不可数
16、名词+复数谓语a large amount of=large amounts of 许多；大量a small amount of=small amounts of 少量【即学即练】单句语法填空/完成句子(1)A large amount of money（spend）building more modern kindergartens so far this year.(2)Large amounts of money（waste）buying useless things every year.(3)With more forests being destroyed，a large amou
17、nt of good earth（be）being washed away each year.(4)He wasted（大量时间）playing computer games.are wastedishas been spenta large amount of time/large amounts of time3.remove v.移走，搬走，去掉；消除，除去；免除的职务，开除To make sure your appliance is in fact off,remove the plug from its power supply.为确保电器设备彻底关闭，请从电源上拔下电器插头。Il
18、legally parked vehicles will be removed.非法停放的车辆将被拖走。She has been removed from her position as a director.她已经被免去了董事职位。【知识归纳】remove.from 把从搬走/移开remove sb.from sth.免除某人的职务remove ones doubt/trouble 消除某人的疑虑/烦恼【即学即练】单句语法填空/完成句子(1)To our amazement，the official was removedoffice.(2)Youd better have the old
19、furniture（remove）.(3)Once formed，the bad habits are hard（remove）.(4)He（被开除了）the post because he broke the rules and regulations of the company by design.fromremovedto be removedwas removed from4.take steps to do sth.采取措施做某事We are taking steps to prevent pollution.我们正在采取措施防止污染。【知识归纳】（1）take measures
20、to do sth.采取措施做某事（2）step up 使增加，使加快；走上前去step by step 逐步地 out of step 不合拍，不一致mind/watch your step 走路小心；言行小心谨慎【即学即练】(1)The wild population of koalas is in danger of dying out，so we should take steps _（protect）them.(2)It is time for us to take measures _（protect）the environment.(3)Jack stepped _ his pa
21、ce because he didnt want to be late again.to protectto protectup5.mistake.for.把错当成Plastic bags cause litter and are a danger to wild animals,which mistake them for food.塑料袋会变成垃圾，被野生动物误食后会对其造成伤害。I think you must be mistaking me for someone else.我想你准是认错人了。I poured coffee into your cup by mistake.我把咖啡错
22、倒在你杯子里了。He made a mistake when adding up the bill.他在合计账单时出错了。【知识归纳】（1）by mistake 错误地，无意地 make a mistake/mistakes 犯错（2）be mistaken about.误解；对持有错误的见解【即学即练】单句语法填空/完成句子(1)A woman mistook hima wellknown actor，and asked him for his autograph（亲笔签名）.(2)Tom must have taken your dictionarymistake.(3)Dont worr
23、y.We all make（mistake）.(4)Unfortunately，I was（mistake）about how much it would cost.(5)I took your bag instead of mine（错误地）.forbymistakesmistakenby mistake6.break down（使）分解；出故障；失败；垮掉；消除It takes hundreds of years for plastic to break down,but much less time for paper.塑料需要数百年才能分解，而纸的降解时间要短得多。Food is br
24、oken down in the stomach.食物在胃里分解。Our car broke down and we had to push it off the road.我们的汽车抛锚了，我们只好把它推到路旁。Talks with business leaders broke down last night.与商界领导人的谈判于昨晚失败了。Her health broke down under the pressure of work.她因工作压力身体垮掉了。It takes a long time to break down prejudices.消除偏见需要很长时间。【知识归纳】bre
25、ak up 破碎；解散break into 强行闯入；突然起来break in 破门而入；打断谈话break through 突破break off 中断；折断 break out（战争、火灾等）突然发生，爆发【即学即练】完成句子(1)He had to pause from time to time to wipe the sweat from his forehead，because the airconditioning system（发生故障）.(2)The river was covered with ice，which could sometimes（破裂）without warn
26、ing.(3)A big fire（突然发生）last night and its cause is being looked into.(4)When he got home，he found his house（被闯入）.(5)Burglars（强行进入）through the bedroom window.broke downbreak upbroke outbroken intobroke in7.take.into account 把考虑进去（=take account of）In some cases,local produce might have used more energ
27、y and produced more greenhouse gases than produce grown a long way away even taking into account its transport.在有些情况下，即使将运输的因素考虑在内，本地的农产品也可能比距离遥远的外地种植的农产品耗能更多，产生的温室气体也更多。I think you have to take into account that hes much younger than the rest of us.我认为你得考虑到他比我们其他人都要年轻得多。His illness accounts for his
28、 absence.他因为生病才缺席。Can you give me an account of this car accident?你能描述一下这场车祸吗？Please open an account for me.请给我开个账户。Bill cant come to the meeting on account of his illness.比尔因病不能到会。On no account can you touch the switch.你们绝对不能碰这个开关。【知识归纳】account for 是的原因；解释；（在数量或比例上）占give an account of 描述open/close
29、an account 开立/结清账户on account of 因为，由于on no account 决不，绝对不（位于句首时，句子用部分倒装语序）【即学即练】单句语法填空/完成句子(1)Coursework is takenaccount as well as exam results.(2)2020全国卷 Lighting accounts about 7%of the total electricity consumed in the US.(3)The poor weather may have（是的原因）the increase in the number of people who
30、 cough day and night.(4)He was too shocked to（描述）what had happened.intoforaccounted forgive an account of8.However,making a paper bag uses four times as much energy as making a plastic bag and up to three times the amount of water.然而，生产纸袋的耗能为塑料袋的四倍，耗水则多达三倍。倍数表达法常用的几种形式：（1）倍数+as+形容词/副词的原级+as+其他（2）倍数+
31、形容词/副词的比较级+than+其他（3）倍数+the+size/height/weight/length/width/depth.+of+其他（4）倍数+what 从句When you study the local map，you will find this town is three times as big as that one.=When you study the local map，you will find this town is three times bigger than that one.=When you study the local map，you will
32、 find this town is three times the size of that one.当你研究当地地图时，你会发现这个城镇是那个城镇的三倍大。【学法点拨】（1）上述结构中的“倍数”部分也可用分数、百分数代替。（2）表示两倍时，一般用twice/double；times 表示“倍数”时，一般用于表示三倍或三倍以上。【即学即练】(1)Peters jacket looked just the same as Jacks，but it cost twicemuch as his.(2)This department is twice（big）than that one.(3)Our
33、 manager presented a report three times（long）of mine.一句多译这条路的长度是三年前的四倍。(4)The road is four times it was three years ago.(5)The road is four timesit was three years ago.(6)The length of the road is four times three years ago.asbiggerlengthas long asthe length of whatwhat it was9.It is the production
34、of food,not its transport,that uses most of the energy and produces most of the greenhouse gases.相比于运输，食品的生产过程才是消耗大部分能源及产生大部分温室气体的原因。【知识归纳】（1）强调句型的基本结构：It is/was+被强调部分+that+其他部分.该句型可强调主语、宾语、状语等，但不能强调谓语。（2）一般疑问句：Is/Was it+被强调部分+that+其他部分?特殊疑问句：疑问词+is/was+it+that+其他部分?（3）not.until.的强调句型：It is/was not
35、until.that+其他部分.Was it her failing her exam that made her parents unhappy?是她考试不及格使她的父母不高兴吗？When was it that she changed her mind?她是什么时候改变主意的？I didnt realize she was a famous film star until she took off her dark glasses.It was not until she took off her dark glasses that I realized she was a famous
36、film star.直到她摘下墨镜，我才意识到她是一位著名的电影明星。【误区警示】（1）强调句型中的 it 不能用其他词代替。（2）被强调部分指人时，可以用 who 代替 that，其他情况一律用that。（3）用 is 还是 was 要根据原句的时态而定：属于现在或将来时间范畴的所有时态用 is；属于过去时间范畴的所有时态用 was。【学法点拨】判断句子是不是强调句型的方法：去掉 it is/was 与 that/who，剩余部分若结构完整、句意明确，则为强调句型，否则就不是。【即学即练】单句语法填空(1)It was in the living roomMary argued with h
37、er husband.(2)Was it yesterdaythe building was damaged?(3)Who was itlost patience with you?(4)was because Jack got up late that he missed the ferry.(5)It was not until the professor camethey began the test.(6)It was my brotherhelped me a lot when I was at university.thatthatItthatthat/whothat一句多译I m
38、et an old deskmate at the railway station yesterday.(7)强调主语：_(8)强调宾语：_(9)强调地点状语：_(10)强调时间状语：_It was I that/who met an old deskmate at the railway station yesterday.It was an old deskmate that I met at the railway station yesterday.It was at the railway station that I met an old deskmate yesterday.It
39、 was yesterday that I met an old deskmate at the railway station.Persuasive LetterA public and persuasive article is written to initiate an activity.The general public,or people from schools,companies,units,even a region are often the participants.倡议书是为倡议、发起某项活动而写的公开的、具有号召性的文章。它的受众往往是广大群众、或是学校、公司、单位
40、的所有人、或是一个地区的所有人。Skills of WritingFour Principles1.具体性原则（1）I hope these suggestions will be helpful to you.（2018.全国卷I）（2）I would like to invite you to join,since you are skillful at table tennis,and you are the most suitable person.(2017.全国卷II)（3）Moreover，the scenery along the river is amazing,with m
41、any wellknown sightseeing spots.(2017.北京卷)评:helpful,skillful,the most suitable和amazing比good更生动具体。2.新颖性原则（1）We will experience the glory of our school,and we are growing together.We will witness the glory of our school,and we are growing together.(2017.全国卷II)（2）I should be free any time after school
42、next week.1 should be available any time after scool next week.(2016.全国卷III)3.短语优先原则(1)Our team,apart from regular training,will join in many activities,such as participating in some national competitions on behalf of our school.Our team,apart from regular training,will join in a variety of activiti
43、es,such as participating in some national competitions on behalf of our school.（2018.天津卷）(2)The university is known for its language and culture courses forinternational students.The university is known for its language and culture courses intended forinternational students.(2018北京卷)4.避免重复原则As is in
44、dicated in the graph,the boxoffice income of Chinese films increased constantly from 2012 to 2015,but its increase,for one reason or another,slowed down in 2016.As is indicated in the graph,the boxoffice income of Chinese films increased constantly from 2012 to 2015,but its growth,for one reason or
45、another,slowed down in 2016.(2017江苏卷)词句模板 1段首常用语：(1)I think/suggest we should (2)In my opinion/from my point of view,we had better (3)In order to，I advise (4)It is required that we (5)As far as I am concerned,返回目录 2段中常用语：(1)Im calling for your active participation in(2)Do you cherish precious opport
46、unities to volunteer in(3)I think we should follow the following advice.(4)Here is a great one not to be missed by any enthusiastic youth.(5)To begin with,we should attach much importance to.(6)It goes without saying that./There is no doubt that.(7)The first step to do sth.is to.返回目录 3段尾常用语：(1)Its t
47、ime that we should do something to(2)Lets join our hands and take action immediately.(3)In my opinion,we should be polite and spare no efforts to do something(4)Only in this way can we make a great success.返回目录【写作典例】据我校大部分教师反映，近些年来，随着网络的普及，越来越多的学生的书写能力明显退步了。为了改变这种局面，保护传统民族文化汉字，我校学生会提出以下倡议：减少课外上网时间，多
48、读书；养成每天记日记的好习惯，练习书写；少发电子邮件，尽量动手给亲朋好友写信。请你根据以上内容，代表学生会写一封英文倡议书。返回目录【遣词造句】（1）遣词书写汉字养成习惯记日记有益的重视采取行动handwritingChinese charactersform the habit of.keep diariesbe of benefittake actionattach importance to（2）造句近些年来，随着网络的普及，我们没有从前写得好了。In recent years,we dont write as well as we did in the past.为了保护我们的汉字，提
49、升我们的书写，我们乐意提出一些建议。,wed like to offer some suggestions.重要的是我们最好养成每天记日记的习惯来练习书写。（what引导的名词性从句和to do 作目的状语）wed better form the habit of keeping diaries every day.with the popularity of the InternetIn order to protect our Chinese characters and improve our handwritingWhat is more important is thatto pra
50、ctice handwritingDear friends，In recent years,with the popularity of the Internet,we dont write as well as we did in the past.In order to protect our Chinese characters and improve our handwriting,wed like to offer some suggestions：To begin with,we should spend less time online so that we can have m
51、ore time to read books.What is more important is that wed better form the habit of keeping diaries every day to practice handwriting.Besides,it is better to write letters by hand rather than send emails.It goes without saying that beautiful and neat handwriting is of great benefit to us students.So
52、please attach great importance to our handwriting in the future.Lets take action now!Students Union【完美成篇】1.aware awareness2.major plete completely4.environment environmental 5.use reuse reusable6.transport transportation7.produce production 认知词汇拓展词汇falselittergreenhousestand-bymodeleakappliancesuppl
53、yplugSummary应用词汇1.majority:the majority of;in a/the majority 2.amount:the amount of;a small/large amount of;small/large amounts of3.remove:remove.from.;remove sb from sth4.account:take.into account;account for;on account of;on no account5.break:break up;break down;break into/in;break out核心短语1.take c
54、are of2.take steps to do3.mistake.for.4.break down5.turn mon sense7.in fact8.take.into account9.remove.from10.the amount of1.jump in with both feet2.at the same time3.in surprise4.be interested in 5.make friends 6.be proud of 7.focus on8.take ones advice9.in the end1.动名词做主语Making a paper bag uses.2.
55、倍数表达法.four times as much energy as.and up to three times the amount of.3.强调句型 It is.that.It is the production of food，not its transport,that uses.重点句式重点句式【即学即练】I单词拼写1.The（大多数）thought it was a trend.2.Small（数量）of caffeinea cup or two of coffee a day seems safe for most people.3.（移除）the skin and place
56、 them in plastic bags or containers and freeze.4.When judging his performance,dont take his age into（考虑）.5.Perhaps he had（错当成）me for someone else.majorityamountRemoveaccountmistakenII 单句语法填空1.Young people were the majority at the meeting.2.She has had the tumour（remove）.3.His house was broken last n
57、ight.4.Large（amount）of money are spent on the bridge.5.It is at the hotel the coach picks up tourists.ininremovedamountsthatIII 补全/翻译句子 1.（大多数）them take an online language test before starting their program.2.What you need is a great teacher who lets you（犯错误）.3.When World War I（爆发）,he seemed to have
58、 become another man,downhearted.4.Today 8 dollars or 10 dollars seems（一小笔）money,but at that time these amounts were forbidding to most citizens.5.The poor weather may（是的原因）the small crowd.6.现在的产量是十年前的六倍。7.我是回到公寓才第一次遇到新邻居。（强调句型）The majority ofmake mistakes broke out a small amount of have accounted for The output now is six times what it was 10 years agoIt was when I got back to my apartment that I first came across my new neighbors.Never underestimate your power to change yourself.永远不要低估你改变自我的能力。
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