【公开课课件】仁爱九上Unit2 Topic2 Section.ppt

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1、sandsandstormchange intodeserthuman beingalthoughreducecompletelyusernonerubbishhere and theren.沙沙n.沙暴沙暴转换成，变成转换成，变成n.沙漠沙漠 v.舍弃，遗弃舍弃，遗弃n.人人conj.虽然，尽管虽然，尽管v.减少；减轻减少；减轻adv.彻底地；完整地彻底地；完整地n.使用者；用户使用者；用户pron.没有一个；毫无没有一个；毫无n.垃圾；废弃物垃圾；废弃物在各处；到处在各处；到处change intoturn intostop(from)doing sth.keep/prevent from

2、 doing sth.blowawaywashawayhuman beingsa large number ofthe number ofbe in danger ofdie outcome to realize the importance offewer and fewer (可数可数)less and less （不可数）（不可数）转换成；变成转换成；变成阻止阻止做做把把吹走吹走把把冲走冲走人类人类大量的大量的的数量的数量处于处于的危险中的危险中灭绝灭绝开始意识到开始意识到的重要性的重要性越来越少越来越少1.结果，很多肥沃的土地变成了沙漠。结果，很多肥沃的土地变成了沙漠。As a res

3、ult,a lot of rich land has changed into desert.Trees functions:1.树可以防风固土树可以防风固土Trees can stop the wind from blowing the earth away.2.森林可以储存大量水分森林可以储存大量水分A lot of water can be saved by forests.3.树可以防止水土流失树可以防止水土流失They can also stop the water from washing the earth away.Trees are very useful to us.The

4、y can help us stop the wind from _(blow)the earth away and stop the _ snd from moving towards the rich land.Trees also stop the water from washing the earth _.They can help to keep the water.So we must stop people_ cutting down too many _(tree),or a lot of rich land will change into _ dezt._ we have

5、 built the Green Great Wall,we still need to do more to _ prtekt the environment.根据句意、音标、提示完成句子。根据句意、音标、提示完成句子。根据句意、音标、提示完成句子。根据句意、音标、提示完成句子。blowing sandfrom desertaway Although protecttreesSection B Unit 2 Saving the EarthTopic2 All these problems are very serious.一一.会听，说，读，写下列单词与短语：会听，说，读，写下列单词与短语

6、：words:none,rubbish,wild,nobody,worst,situation,punish,perhaps,everybody,spit phrases:here and there,something useful,none of sb./sth.,worst of all,二二.能正确使用不定代词与不定副词。能正确使用不定代词与不定副词。Fill it quickly.thing（指事或物）（指事或物）body（人）（人）one（人）（人）where(地点地点)someanyeverynosomethingsomebodysomeonesomewhereanythinga

7、nybodyanyoneanywhereeverythingeverybody everyoneeverywherenothingnobodynowhereReview.spitwildnobodyuntidyworstrudebehaviorsituationpunishperhapseverybodynowherev.吐，唾吐，唾adj.野的，野生的野的，野生的pron.没有人没有人 n.小人物小人物adj.不整洁的，凌乱的不整洁的，凌乱的adj.最差的，最糟的最差的，最糟的adj.无理的，粗鲁的无理的，粗鲁的n.行为，举止行为，举止n.状况；形势；局面状况；形势；局面v.处罚，惩罚处罚，

8、惩罚adv.可能，大概可能，大概pron.人人，每个人人人，每个人adv.无处；哪里都不无处；哪里都不spit-spat-spatspitwildnobodyuntidyworstrudebehaviorsituationpunishperhapseverybodynowherev.吐，唾吐，唾adj.野的，野生的野的，野生的pron.没有人没有人 n.小人物小人物adj.不整洁的，凌乱的不整洁的，凌乱的adj.最差的，最糟的最差的，最糟的adj.无理的，粗鲁的无理的，粗鲁的n.行为，举止行为，举止n.状况；形势；局面状况；形势；局面v.处罚，惩罚处罚，惩罚adv.可能，大概可能，大概pron

9、.人人，每个人人人，每个人adv.无处；哪里都不无处；哪里都不 the producer and user of coal the air pollution Air pollution What can we do to protect our environment?As students,what should we do to protect the environment?plant more trees We should plant more trees to protect the enviroment.作为学生，我们应该怎么做来保护环境呢？作为学生，我们应该怎么做来保护环境呢

10、？We must do something useful to protect the enviroment.As students,what should we do to protect the enviroment?save water We should save water to protect the enviroment.A:What should we do to protect the enviroment?care for wild animals B:We should care for wild animals to protect the enviroment.A:A

11、s students,what shouldnt we do?作为学生，作为学生，我们不应该做什么我们不应该做什么？spit in public B:We shouldnt spit in public.walk on grass pick flowers A:As students,what shouldnt we do?B:We shouldnt walk on the grassor pick flowers.leave rubbish here and thereA:As students,what shouldnt we do?B:We shouldnt leave rubbish

12、here and there.plant more treesspit in publiccare for wild animalsleave rubbish here and therewalk on grass234151b Listen to 1a and number the following pictures.1c Read 1a and complete the table.Should do Shouldnt do 1._ _ wild animals 2.plant _ _3.do _ we can1._ rubbish here and there2._anywhere i

13、n public3._ on grass4.pick _care for more treeseverythingleavespitwalkflowers1.We shouldnt leave rubbish here and there.2.The government is doing something useful to protect the environment.3.Everyone should care for wild animals and plant more trees.4.We should do everything we can(do)to protect th

14、e environment.Key points.我们不应该到处丢垃圾。我们不应该到处丢垃圾。=everywhere 我们应该做我们所能做的一切事情来保护环境。我们应该做我们所能做的一切事情来保护环境。形容词修饰不定代词要后置形容词修饰不定代词要后置 每个人都应该关爱野生动物并且种更多的树。每个人都应该关爱野生动物并且种更多的树。=take care of 政府正在做一些有用的事情来保护环境政府正在做一些有用的事情来保护环境.定语从句，省略定语从句，省略can后省略了谓语动词后省略了谓语动词do 5.None of us likes pollution.没人喜欢污染。没人喜欢污染。pron.没

15、有一个，没有一个，毫无毫无none和和no one 的区别的区别;No one 1)不与不与of连用；连用；2)谓语动词用谓语动词用单数单数；3)只能指只能指人人，但不具体指什么，但不具体指什么人；人；4)一般用来回答一般用来回答who的问句的问句None（三者或三者以上）（三者或三者以上）1)可与可与of连用；连用；2)谓语动词用谓语动词用单或复数单或复数；3)具体指什么具体指什么人或物人或物；4)一般用来回答一般用来回答how many,how much 问句。问句。Key points.1.-Who is in the classroom?1.-Who is in the classro

16、om?-_.All the students are on the playground -_.All the students are on the playground A.One B.None C.No one.A.One B.None C.No one.Chere and thereIn public1.在各处；到处在各处；到处2.公众地；公开地公众地；公开地1.Whats it about?-Its about air pollution in China.2.The government is doing something useful to protect the enviro

17、nment.3.None of us likes pollution.4.We shouldnt leave rubbish here and there.5.Dont spit anywhere in public.6.Dont walk on grass or pick flowers.7.Everyone should care for wild animals and plant more trees.8.We should do everything we can to protect the environment.P37句型句型【探究探究】请仔细观察下列例句请仔细观察下列例句,补

18、全结论。补全结论。1.But the government is doing something useful to protect the environment.2.Everyone cares for wild animals and plant more trees.3.Dont spit anywhere in public.4.None of us likes pollution.5.I have something to tell you【结论结论】1)1).含有含有 somesome的不定代词的不定代词/副词常用于副词常用于_；含有；含有anyany的不定代词的不定代词/副词常

19、用副词常用于于_；但表示请求、建议、；但表示请求、建议、反问等疑问句中，问者希望得到反问等疑问句中，问者希望得到肯定答复肯定答复时，时，常用含有常用含有somesome的不定代词的不定代词/副词副词。2)2)复合不定代复合不定代词作主作主语时，视为 _数；数；3)3)不定代不定代词被被形容形容词或或动词不定式修不定式修饰时，应放在放在形容形容词或或动词不定式的不定式的 _面。面。肯定句肯定句否定句和疑问句否定句和疑问句单单前前1.-Have you read todays newspaper?1.-Have you read todays newspaper?-No,I havent.Is t

20、here _ in it?-No,I havent.Is there _ in it?A.something important A.something important B.anything special B.anything special C.new anything C.new anything BDear Headmaster,Im writing to tell you _important.Nobody likes to be untidy.However,some students throw waste paper and bottles _.We all need a

21、quiet place to study,but some students often make too much noise at school.Worst of all,some of them are quite rude when talking to_._ knows their behavior is bad,but _of us knows how to stop them.I think we should make rules to change the situation._ who breaks the rules will be punished.Perhaps it

22、 will be hard for us to keep the rules in the beginning,but if_does his or her best to follow the rules,our school environment will improve.Sincerely,KangkangEveryone/Everybodynoneeveryone/everybodyAnyone2 Listen to the letter and help Kangkang to complete it.Then read it aloud as accurately as poss

23、ible.otherseverywheresomethingPart 23.worst of all,will be punished4.in the beginning最糟糕的是最糟糕的是将会受到惩罚将会受到惩罚(将被惩罚将被惩罚)一开始一开始Example:As we all know,air pollution has become a serious problem?Everybody knows air pollution has become a serious problem.1.None of us would like to see dirty water and rubbi

24、sh lying around._ would like to see the dirty water and rubbish lying around.2.We should follow social rules and spit nowhere in public.We should follow social rules and not spit _ in public.3.We should do everything to protect the environment in our daily lives.We shouldnt do _ to destroy the envir

25、onment in our daily lives.Nobodyanywhereanythingp38-3.mp3Work in groups to discuss and write down sentences about protecting our school environment.Project 00:30292827262524232221201918171615141312111009080706050403020100Give suggestions:Give suggestions:1.We can/cant2.We shoud/shouldnt3.Wed better(

26、not)4.We need/neednt Better environment,better life!Its our duty to protect the environment!保护环境人人有责！保护环境人人有责！We learn:1.some words:none,rubbish,wild,nobody,worst,situation,punish,everybody 2.some phrases:here and there,worst of all 3.some sentences:None of us likes pollution.Dont spit anywhere in p

27、ublic.Everyone should care for wild animals and plant more trees.We should do everything we can to protect the environment.We shouldnt leave rubbish here and there.We can:1.Use the indefinite pronouns and adverbs correctly.2.Use the proper ways to protect the environment.Summary1.册SB(P26);滚动(P30)2.抄

28、P37-38词，短、句、。3.背B:短语、句子或对话。4.预SC，完成练习1b,1c。Thank you!课堂小测课堂小测1.dezt 2.conj.虽然，尽管虽然，尽管3.v.减少；减轻减少；减轻 4.adv.彻底地；完整地彻底地；完整地5.n.使用者；用户使用者；用户 6.pron.没有一个；毫无没有一个；毫无7.n.垃圾；废弃物垃圾；废弃物 8.n.沙沙9.shine_ _ 10.show_ _ 11.shut_ _12.sing_ _13.在各处；到处在各处；到处 14.转换成，变成转换成，变成15.阻止阻止做做 16.的数量的数量 17.灭绝灭绝 18.人类人类1.结果，很多肥沃的土

29、地变成了沙漠。结果，很多肥沃的土地变成了沙漠。2.树可以防风固土树可以防风固土 spit野生的野生的user无处不在无处不在 垃圾垃圾 nonePlay a game.没有人没有人没有任何的没有任何的 最糟糕的最糟糕的 到处到处吐吐Lets sing.We should do something useful to protect the enviroment.We should plant more trees,care for wild animals.We shouldnt leave rubbish,spit anywhere in public.Dont walk on grass

30、or pick flowers.Lets do it together!1.None of us likes pollution.2.We shouldnt leave rubbish here and there.3.The government is doing something useful to protect the environment.4.Everyone should care for wild animals and plant more trees5.We should do everything we can do to protect the environment.标标出不定代词，并理解下列出不定代词，并理解下列句子。句子。Key points.Watch the flash,read and repeat.Pair workM:None of us.K:M:.right;do everything we can to.Answer the questions.()Whats the article about?A.Air pollution B.Soil pollution C.Water pollutionA