Unit 2 Saving the Earth-Topic 2 All these problems are very serious.-Section B-ppt课件-(含教案+音频+素材)-市级公开课-仁爱科普版九年级上册(编号：c1637).zip

1、Unit2SavingtheEarth Topic2Alltheseproblemsareveryserious. SectionBSectionB Class15Grade9Class15Grade9 Letshaveamatch Group1 Group2 Group3 Group4 Group5 Group6 Group7 Group8 Group9 Speakoutthenamesofthepollution. air pollution light pollution litter water pollution soil pollution noise pollution Airp

2、ollution Whatcanwedotoprotectour environment? spitinpublic spt吐 Asstudents,whatshould/shouldntwedo? Weshouldntspitinpublic Weshouldnt Asstudents,whatshould/shouldntwedo? savewater Weshouldsavewater. planmoretrees Asstudents,whatshould/shouldntwedo? Weshouldplanmoretrees. Asstudents,whatshould/should

3、ntwedo? walkonthegrassandpickflowers Weshouldntwalkonthegrassandpickflowers. Asstudents,whatshould/shouldntwedo? careforwildanimals adj.野生的，野的 Weshouldcareforwildanimals leaverubbishhereandthere到处 Asstudents,whatshould/shouldntwedo? n.垃圾，废弃物 Weshouldntleaverubbbishhereandthere. goodbehavior rudebeha

4、vior bhevj ru:d n.行为，举止 adj.无理的，粗鲁的 punish pni Anyone(whobreakstherules)willbepunished. 234 1 5 1bListento1aandnumberthefollowingpictures. Read1aandAnswerthequestions. 1.WhatisMichaeldoingnow?1.WhatisMichaeldoingnow? 2.WhyisairpollutionaseriousprobleminChina?2.WhyisairpollutionaseriousprobleminChina

5、? 3.Whatshouldstudentsdoandnotdotoprotect3.Whatshouldstudentsdoandnotdotoprotect theenvironment?theenvironment? Heisreadinganarticle. BecauseChinahasbecometheworldslargestproducer anduserofcoal. Weshouldntleaverubbishhereandthere.Dontspit anywhereinpublic.Dontwalkongrassorpickflowers. Everyoneshould

6、careforwildanimalsandplantmoretrees. Read1aandcompletethetablein 1c. ShoulddoShouldntdo 1._wild animals 2.plant_ 3.do_we can 1._rubbishhere andthere 2._anywhere inpublic 3._ongrass 4.pick_ carefor moretrees everything leave spit walk flowers 1.Noneofuslikespollution.没人喜欢污染。 pron.没有一个，毫无 none和noone的区

7、别; Noone 1)不与of连用；2)谓语动词用单数；3)只能指人，但不具体指什么人 Noonelikestobeuntidy. None 1)可与of连用；2)谓语动词用单或复数；3)具体指什么人或物 Noneofuslikespolllution. ntaidi 5.Butthegovernmentisdoingsomethinguseful toprotecttheenvironment.政府正在做一些有益的事情来 保护环境。 4.Weshouldntleaverubbishhereandthere. 我们不应该随处乱扔垃圾。 3.Everyoneshouldcareforwildan

8、imalsand plantmoretrees.每一个人都应该爱护野生动物，种更多的树。 不定代词+形容词 2.Itsaysthat它提到Itssaidthat据说 Whocanfillitquickly thingbodyonewhere some any every no something somebody someonesomewhere anything anybodyanyoneanywhere everything everybody everyone everywhere nothing nobody nowhere pron.人人，每个人 pron.没有人 n.小人物，无足轻

9、重的人 somebody,someone,something,somewheresomebody,someone,something,somewhere anybody,anyone,anything,anywhereanybody,anyone,anything,anywhere none,nobody,nothing,nowherenone,nobody,nothing,nowhere everybody,everyone,everything,everywhereeverybody,everyone,everything,everywhere 一般情况下用于肯定句一般情况下用于肯定句 一

10、般情况下用于否定句和疑问句一般情况下用于否定句和疑问句 表否定含义表否定含义 可用于各种句式可用于各种句式 不定代词和不定副词的基本用法不定代词和不定副词的基本用法 下面的题你会做吗？下面的题你会做吗？ Ihave_totellyou.Ihave_totellyou. A.A.importantsomethingimportantsomething B.somethingimportantB.somethingimportant B 形容词修饰不定代词和不定副词要形容词修饰不定代词和不定副词要 放在放在不定代词不定代词/ /不定副词之后不定副词之后 下面的题你会做吗？下面的题你会做吗？ Eve

11、rybody_readyforthematch.Everybody_readyforthematch. A.isA.is B.areB.are A 不定代词作主语谓语动词要用单数。不定代词作主语谓语动词要用单数。 下面的题你会做吗？下面的题你会做吗？ Everyoneisinthehall,_?Everyoneisinthehall,_? Everythinggoeswell,_?Everythinggoeswell,_? arentthey 在反义疑问句中，表示在反义疑问句中，表示人的不定代词作人的不定代词作 主语时，其反义疑问句的主语通常用主语时，其反义疑问句的主语通常用 theythey

12、； 当句子中的主语是当句子中的主语是指物的不定代词指物的不定代词时，时， 其反义疑问句的主语通常是代词其反义疑问句的主语通常是代词it it。 doesntit Useeverything, everyone, anywhere, somethingto fillintheblanks. 1.Butthegovernmentisdoing_ usefultoprotecttheenvironment. 2._shouldcareforwildanimals andplantmoretrees. 3.Dontspit_inpublic. 4.Weshoulddo_wecantoprotect t

13、heenvironment. something Everyone anywhere everything DearHeadmaster, Imwritingtotellyou_important.Nobody likestobeuntidy.However,somestudentsthrowwaste paperandbottles_.Weallneedaquietplace tostudy,butsomestudentsoftenmaketoomuchnoiseat school.Worstofall,someofthemarequiterudewhen talkingto_._knows

14、their behaviorisbad,but_ofusknowshowtostopthem. Ithinkweshouldmakerulestochangethesituation. _whobreakstheruleswillbepunished.Perhaps itwillbehardforustokeeptherulesinthebeginning,but if_doeshisorherbesttofollowthe rules,ourschoolenvironmentwillimprove. Sincerely, Kangkang Everyone/Everybody none ev

15、eryone/everybody Anyone 2ListentotheletterandhelpKangkangtocompleteit.Then readitaloudasaccuratelyaspossible. others everywhere something Welearn:1.somewords:none,rubbish,wild,nobody,worst, situation,punish,everybody 2.somephrases:hereandthere,worstofall 3.somesentences: Noneofuslikespollution. Dont

16、spitanywhereinpublic. Everyoneshouldcareforwildanimalsandplantmore trees. Weshoulddoeverythingwecantoprotectthe environment. Weshouldntleaverubbishhereandthere. Wecan:1.Usetheindefinitepronounsandadverbscorrectly. 2.Usetheproperwaystoprotecttheenvironment. Summary somephrases: sentences Youcanchoose

17、thephrasestouse: 1. Itsaysthat2.asaresult 3.somethinguseful4.Noneof 5.hereandthere6.carefor 7.Worstofall8.makerules 9.changethesituation 10.Perhaps 11.obeytherules12.doonesbest Makeaspeechaboutprotectingour environment. (1)Copythenewwords. (2)Makeaspeechaboutprotectingour environment. (3)PreviewSect

18、ionC. Homework: Thankyou! Topic2 All these problems are very serious SectionB 一、知识目标：一、知识目标： 1. Master some new words and phrases: None rubbish here and there spit wild nobody untidy worst rude behavior situation punish perhaps everybody nowhere 2. Learn some useful sentences: (1) None of us likes p

19、ollution. (2) Dont spit anywhere in public. (3)Everyone should care for wild animals and plant more trees. (4) We shouldnt leave rubbish here and there. 3. Continue to learn the indefinite pronoun and adverb. 4. Learn to talk about pollution and its harm. 5. Develop the students sense of environment

20、 protection. 6. Learn about some knowledge of pollution and environment. 二、教学目标二、教学目标: 1. Learn the usage of infinitive pronoun and adverb. 2. Learn how to ask for suggestions and give advice. 3. Further learn something about pollution and realize the importance of protecting environment. 4. Learn a

21、nd discuss the harm of pollution to the earth develop the students awareness of protection environment. 三、教学重点：三、教学重点： 1. Learn the usage of infinitive pronoun and adverb. 3. Learn how to ask for suggestions and give advice. 四、教学难点：四、教学难点： 1. Learn the usage of infinitive pronoun and adverb. 2. Lear

22、n and discuss the harm of pollution to the earth develop the students awareness of protection environment. 五、教具：多媒体五、教具：多媒体 六、教学过程：六、教学过程： Step 1 Review 1.Ask the students to go over all kinds of pollution and the harm. 2.Talk about some pollution around us. Step 2 Presentation 1. Let the students l

23、ook at some pictures of air pollution to lead in the new lesson. 2. Show some pictures to teach the new words Step 3 Look, listen and say 1.Get the students listen to 1a, and then answer the following questions. (1) What is Michael doing now? (2) Why is air pollution a serious problem in China? (3)

24、What should students do and not do to protect the environment? 2. Get the students read 1a again and finish 1b to further understand the dialog. Step 4 Consolidation 1.Get the students read 1a again and finish 1c. Then help students to pick out the sentences that ask for suggestions and give advice.

25、 (1)What should we do as students. (2)We shouldnt leave rubbish here and there. (3)Everyone should care for wild animals and plant more trees. 2.Then let the students to find the difficult language points: It says that 它提到 no one Its said that 据说 none of leave rubbish here and there something useful

26、 Step 5 Practice 1.Tell the students the usage of infinitive pronoun and adverb.First let the students complete the table and have a match. Then do some exercises. thing body onewhere some any every no 2. Let the students Listen to the letter to finish 2 alone, then check the answers. Step 6 Homework: (1) Copy the new words . (2) Make a speech about protecting our environment. (3)Preview Section C.