2019-2020年九年级英语上册《Unit 2 Saving the Earth》Topic 2 SectionB 教案 仁爱版

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1、2019-2020年九年级英语上册《Unit2SavingtheEarth》Topic2SectionB教案仁爱版Themainactivityis1a.本课重点活动是1a。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomenewwordsandphrases:sand,cutdown,changeinto,prevent,prevent…from,humanbeing,although,law,turnoff2.Learnsomeusefulsentences:(1)Icouldn’tsee

2、anything,andmyfacehurtwhileIwaswalkingdownthestreetjustnow.(2)Passlawsagainstwaterpollution.(3)Remembertoturnthetapoffwhenyouleave.3.Continuetolearntheindefinitepronounandadverb.4.Learntotalkaboutpollutionanditsharm.Ⅱ.Teachingaids教具幻灯片/录音机/图片Ⅲ.Five-fingerTeaching

3、Plan五指教学方案Step1Review第一步复习(时间:5分钟)通过方格游戏，来复习不定代词和不定副词的用法。(让同桌两人做一个3×3的方格，将上节课SectionA中2的10个不定代词(everyone和everybody任选其一)放入方格中。教师事先准备九道练习题，答案就是方格中的九个不定代词。教师将这些习题逐一呈现出来，同桌两人抢圈答案，谁抢到的多谁获胜。在此过程中，教师每呈现一题就要核对一次答案。)(供参考)(表格及习题如下：)noneothersomethingeveryoneeverybodynobody

4、anythingeverywhereanybodyothers(1)Noneofusknowshowtostopthebadbehavior.(2)Iknockedonthedoorbutnobodyanswered.(3)Someofthesebooksarebetterthanothers.(4)Shewasdrivingthecarwithonehandandwipingthewindowwiththeother.(5)It’sagoodcarbutIamlookingforsomethingfaster.(6)Y

5、oucan’tbelieveanythingshesays.(7)There’re5000peoplelivinghereandalmosteveryone/everybodyhashis/herowncar.(8)He’sclevererthananybodyIknow.(9)I’velookedeverywherebutIcan’tfindit.Step2Presentation第二步呈现(时间:15分钟)通过多媒体呈现1c中的图片，创造情景对话，呈现新单词和词组，学习1a。1.(呈现1c中的图片，学习新词汇。)T:

6、Lookatthesepicturesthentellmeyourfeelings.FirstlookatPicture2.T:(指着第二幅图。)Isthescenerybeautiful?Ss:Yes.T:OK.Let’slookatPicture4.Isitbeautiful?Ss:No.T:Whathashappenedtotheforest?Ss:Ithasgone.T:Yes.Peoplehavecutdowntoomanytrees.(板书并要求学生掌握。)cutdownT:PleaselookatPictu

7、re1.Alotofearthhasbeenwashedaway.Why?Ss:Becausepeoplehavecutdown…(教师引导学生回答。)T:That’sright.Treescanpreventthewaterfromwashingtheearthaway.(板书并要求学生掌握。)prevent…from=stop…fromT:Let’slookatPicture3.Oh,mygoodness!Theforesthaschangedintodesert.(板书并要求学生掌握短语changeinto；理解d

8、esert。)changeintodesertT:PleaselookatPicture5.What’stheweatherlike?Ss:It’sbad.T:Yes.Thewindisblowingstronglywithlotsofsand.Wecallitsandstorm.(板书并要求学生掌握sand；了解s