仁爱九年级Unit2Topic3复习课件.ppt

1、Topic 3 What kinds of things can we do to protect the environment?Section A Period1Lead in:Pollution causes many problems.What kind of pollution is it?Soil PollutionWater PollutionAir PollutionLitterNoise PollutionLight Pollution When is World Environment Day?June 5th is World Environment Day.As stu

2、dents,what should we do to help save the earth?Three Rs:reduce,reuse and recycle.What are they doing?spread the message about protecting the environment pick up the garbage use cloth bags instead of plastic bagscollect waste paper for recyclingWhat should we do?turn off the lights when you leave the

3、 classroom use both sides of the paperWhat are we supposed to do?be supposed to do 应当应当,应该应该 collect waste paper and soft drink cans sort the garbage1a Listen and answerWhat kinds of things can students do at school to protect the environment?They can collect waste paper and soft drink cans.Whats Ja

4、nes main job?What are the three Rs?What kinds of things can we do to protect the environment at school?Her main job is to help spread the message about protecting the environment.Reduce,reuse and recycle.We should reduce the waste we produce.Read 1a again and answer the following questions 1b Work a

5、loneFill in the blanks according to 1a.1.The journalist is _Jane about _.2.Janes main job is _ _3.We should use_ and reuse _ at home.4.At school,students can collect waste paper and _.5.Recycling is an excellent way not only to _but also to _.interviewingenvironment protecttion to help spread the me

6、ssage about protecting the environment.both sides of paperplastic bagssoft drink cansprotect the environmentsave money1.环境保护环境保护 2.为为工作工作3.宣传有关宣传有关4.减少浪费减少浪费/空气污染空气污染5.的两面的两面6.塑料袋塑料袋7.鼓励某人做某事鼓励某人做某事 8.省钱省钱/能源能源/电电9.应当做某事应当做某事 10.应该做某事应该做某事(语气语气较强较强)environmental protection work forspread the message

7、 aboutreduce the waste/air pollution both sides of plastic bagsencourage sb.to do sth.save money/energy/electricitybe supposed to do sth.ought to do sth.1a look,listen and say.(Jane is a student of Renai International School.A journalist from Renai English Post is interviewing her about environmenta

8、l protection.)Journalist:Hi,Jane.Could I ask you a few questions?Jane:Certainly.Journalist:We all know that youre working for an organization that protects the environment.Can you tell us what you do there?Jane:Well,my main job is to help spread the message about protecting the environment.For examp

9、le,the three Rs reduce,reuse and recycle are important.Journalist:So what kinds of things can we do at home to protect the environment?Jane:We should reduce the waste we produce.For example,we should use both sides of paper and reuse plastic bags.Journalist:What can students do at school?Jane:I thin

10、k recycling can not only protect the environment but also save money.So we encourage them to collect waste paper and soft drink cans.Then we sort them so that they can be recycled.Journalist:Its kind of you to do that.Thank you!Jane:Its a pleasure.Everyone is supposed to do that.environmental protec

11、tion环境保护环境保护environment environmental（名词）（名词）（形容词）（形容词）protect protection(动词动词)(名词名词)Work for“为为工作，工作，坚持不懈的努力工坚持不懈的努力工作作”。We should work for peace.We should work for our motherland to make her stronger and more beautiful.We all know that youre working for an organization that protects the environmen

12、t.我们应该为和平而努力。我们应该为和平而努力。我们应该为祖国而努力工作，使她更强大，更加美丽。我们应该为祖国而努力工作，使她更强大，更加美丽。Reduce v.“减少，降低，使处于减少，降低，使处于状态状态”，结构为结构为 reduce sth to。They are reducing pollution.She reduced the price of the coat to 50 dollars.他们正在减少污染。他们正在减少污染。她把那件大衣的价格降到了她把那件大衣的价格降到了50美元。美元。reduce v,减少，降低，缩小减少，降低，缩小 recycle v,回收，再循环回收，再循

13、环 reuse v,再用，重新使用再用，重新使用 review recite rewrite rebuild recover retellencourage sb.to do sth.鼓励某人去做某事鼓励某人去做某事 The teachers often encourage the students to work hard at English.She used to encourage me to believe myself.can 做情态动词时是做情态动词时是“能，可以，能，可以，会会”的意思；的意思；做名词是做名词是“罐头，罐子罐头，罐子”的意思的意思,是可数名词。是可数名词。I c

14、an swim now.I bought a can of coke yesterday.sort v.“把把分类，拣选分类，拣选”。n.“种类，类别种类，类别”We sort the things to make them recycle.老师经常鼓励学生努力学习英语。老师经常鼓励学生努力学习英语。他过去常常鼓励我相信自己。他过去常常鼓励我相信自己。我会游泳。我会游泳。昨天我买了一罐可乐。昨天我买了一罐可乐。Not only but also“不仅不仅而且而且”。是并列连。是并列连词，可以连接并列的各种成分词，可以连接并列的各种成分。.连接并列主语时，谓语动词需和邻近的主语保持一致，即连接并

15、列主语时，谓语动词需和邻近的主语保持一致，即“就近原就近原则则”。1.Not only we but also she has been there before.2.Not only he but also I am good at English.not only A but also B=B as well as A(连接并列主语于前者保持一致连接并列主语于前者保持一致)1 She as well as we has been there before.2I as well as he am good at English.其它形式。其它形式。He not only said it,bu

16、t also did it.We study not only Chinese but also English.She is not only a student,but also a teacher.I can not only sing but also dance.不仅我们而且她以前也到过那里。不仅我们而且她以前也到过那里。不仅他而且我也擅长英语。不仅他而且我也擅长英语。它不仅说了而且做了。它不仅说了而且做了。我们不仅学汉语而且学英语我们不仅学汉语而且学英语它不仅是一名学生而且是一它不仅是一名学生而且是一名老师名老师我不仅会唱歌而且会跳舞我不仅会唱歌而且会跳舞句型句型Its+形容词形容

17、词+for/of sb.to do sth.中的形容词说明不定式时中的形容词说明不定式时用用“for”;说明逻辑主语说明逻辑主语sb的特征时用的特征时用“of”.Its very important for us to keep the balance of nature.（保持生态平衡）（保持生态平衡）You are very kind to help me with my English.Its very kind of you to help me with my English.Its necessary for us to learn English well.To learn En

18、glish well is necessary for us.Its kind of you to help me.=You are kind to help me.综合上面的内容我们可以看出，含综合上面的内容我们可以看出，含of的句型可以转换为的句型可以转换为of后的后的sb.作主语，而不能转换不定式做主语；反之，作主语，而不能转换不定式做主语；反之，含含for的句型可以转换为不定式做主语，而不能转换的句型可以转换为不定式做主语，而不能转换sb作主语。作主语。保持生态平衡对于我们来说是很重要的保持生态平衡对于我们来说是很重要的在英语方面帮助我你实在太好了。在英语方面帮助我你实在太好了。对于我

19、们来说学好英语是有必要的。对于我们来说学好英语是有必要的。帮助我你实在太好了帮助我你实在太好了。be supposed to do sth.“应当做某事，应该做某事，必须做某事。应当做某事，应该做某事，必须做某事。You were supposed to be here an hour ago.你本该在一小时前就到这儿。你本该在一小时前就到这儿。I thought you were supposed to get here a little earlier.我认为你应该早点到这我认为你应该早点到这练习：练习：You are not supposed _loudly in the library

20、.A.Speak B.speaking C.to speak D.spoken联想联想：suppose v.(根据所知）根据所知）“认为，推断，料想认为，推断，料想”I suppose the price will go up.我料想价格会上涨。我料想价格会上涨。在反意疑问句中，陈述部分是在反意疑问句中，陈述部分是I think/believe/suppose 引导的引导的宾语从句，附加疑问句部分的主语应与从句保持一致。而正常宾语从句，附加疑问句部分的主语应与从句保持一致。而正常情况应与主句保持一致。情况应与主句保持一致。I suppose he comes from the U.S.A.,d

21、oesnt he?I dont suppose that hes going to hurt anyone,is he?C1.We should reduce the waste we produce.2.We should use both sides of paper and reuse plastic bags.3.So we encourage them to collect waste paper and soft drink cans.4.Then we sort them so that they can be recycled.5.Everyone is supposed to

22、 do that.Find out the following key sentences and translate them 1.Most people have realized the _of learning English.A.important B.importantly C.importance 2.“Reduce,reuse and _”are called the three Rs.A.protect B.recycles C.recycle 3.We should encourage students _the environment.A.protect B.protec

23、ting C.to protect 4.You are not supposed _ too much at table.A.to talk B.talking C.talk 5.Its very kind of you _me.A.help B.to help C.helpingCCCABthe importance of.encourage sb to do sthbe supposed to do sth1.Be a greener person to help protect the environment.What have you learned today?Summary2.Th

24、ree Rs:reduce,reuse and recycle.1.环境保护环境保护 2.为为工作工作3.宣传有关宣传有关4.减少浪费减少浪费/空气污染空气污染5.的两面的两面6.塑料袋塑料袋7.鼓励某人做某事鼓励某人做某事 8.省钱省钱/能源能源/电电9.应当做某事应当做某事 10.应该做某事应该做某事(语气语气较强较强)environmental protection work forspread the message aboutreduce the waste/air pollution both sides of plastic bagsencourage sb.to do sth.save money/energy/electricitybe supposed to do sth.ought to do sth.n 1.Unit 2 Topic 3 Section An 的一些练习的一些练习.n 2.Recite 1a.n 课后背诵课后背诵1a课文。课文。n 3.Peview grammar.n 复习语法：并列句。复习语法：并列句。