Unit 2Saving the Earth Topic 2All these problems are very seriousSD公开课教案Word下载.docx
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Unit 2Saving the Earth Topic 2All these problems are very seriousSD公开课教案Word下载.docx
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掌握本课的重点词汇和短语,复习不定代词,不定副词和重点表达法。
了解淡水资源短缺的现状。
2.Skillaims:
培养学生通过wh-questions(如:
what,why等),理解短文的意思。
能够读懂有关自然资源的文章。
能够利用已有框架,加上自己的观点,提高写作技能。
3.Emotionalaims:
(optional)关注自然资源的现状,倡导学生保护环境,节约用水。
4.Cultureawareness:
(optional)通过对水资源现状的了解,认识到自然资源对人类的重要性,加入到保护环境、珍惜资源的队伍中。
Ⅲ.Thekeypointsanddifficultpoints
1.Keypoints:
Wordsandphrases:
avoid,discover,thirsty,nearly,law,shortage,resource,reuse,
takesth.awayfrom…,theshortageofwater/watershortage,avoid(doing)sth.,makeprogressin,nearly3/4of…
2.Difficultpoints:
学会归纳话题中的重点语法和表达法。
Ⅳ.Learningstrategies1.通过对SectionsA-C的复习,总结重点语法和功能用语,学会归纳和总结。
2.通过完成任务1b,培养学生通过wh-questions(如:
what,why等)理解短文的能力。
3.通过3部分的写作训练,培养学生学习自我检测和评价的策略。
4.通过制作海报,拓展学用渠道。
Ⅴ.Teachingaids幻灯片;
单词卡片(如:
short/shortage;
cover/discover;
use/user/reuse等);
关于水资源的图片等。
Ⅵ.Teachingprocedures
Stage
(timeperiod)
Interaction
patterns
Teacheractivity
Studentactivity
Remarks
1
Gettingstudentsreadyforlearning
andrevision
(5mins)
Groupwork
GreetandleadtheSstofinishGrammarandFunctionsinSectionDasquicklyastheycan.Asktheleaderofeachgrouptochecktheanswers.Letthegroupslistotherusefulexpressionsofthistopicontheexercisebookandtakenotes.Thenreporttothewholeclass.
T:
Hello,boysandgirls!
I’mgladtoseeyouagain.NowfinishGrammarandFunctionsinSectionDasquicklyasyoucan.
Ss:
…
OK.Ifyouhavefinished,checktheanswersinyourgroup.Pleaselistasmanyimportantpointsasyoucaninthistopic.Youhave3minutestofinish.Let’sseewhichgroupdoesfasterandbetter.
Ss…
GreetandfinishGrammarandFunctionsinSectionDasquicklyastheycan.Theleaderofeachgroupcheckstheanswers.Listotherexpressionsofthistopicontheexercisebook.Thenreporttotheclass.
Hello…
…
在复习话题Grammar和Functions时,A类生和B类生基本上不会有太大的难度,而C类生会存在或多或少的问题,教师可以先放手,让组长帮助,如有问题,再向老师请教。
在归纳总结重难点时,让学生自己罗列在草稿本上,并在课后整理,这样既可以引导学生构建完整的知识体系,又可以培养学生的自学能力和归纳总结的能力。
2
Lead-in
(3-5mins)
Groupwork
ChecktheSs’homework:
AsktheSstotakeoutthecompositionstheywroteandcheckthemingroups.Askthemtopayattentiontothelinkingverbs,andthenencouragethemtoreadtheircompositionstotheclass.
Nowtakeoutyourcompositionsandcheckyourworkwithyourgroupmembers.Pleasepayattentiontousethelinkingverbsproperly.Youhave4minutestofinish.
OK,Ifyouhavefinished,youcancometothefrontandreadyourowncompositiontotheclass.Haveatry,please!
S1:
Sincehumanslivedontheearth,wechangedtheearthalot.Somethingisgoodwhilesomethingisbad.Theenvironmentisbecomingworseandworse.Thereusedtobelotsoftreesaroundtheworld.Butnowtherearefewertrees.Peoplecutthemdown,soforestsbecomedeserts,andanimalsandplantsaredisappearing…
S2…
Takeoutthecompositionstheywroteandcheckthemingroups,payingattentiontothelinkingverbs,andthenreadouttheirowncompositiontotheclass.
Sincehumanslivedontheearth,wechangedtheearthalot.Somethingisgoodwhilesomethingisbad.Theenvironmentisbecomingworseandworse.Thereusedtobelotsoftreesaroundtheworld.Butnowtherearefewertrees.Peoplecutthemdown,soforestsbecomedeserts,andanimalsandplantsaredisappearing…
由于学生水平有限,在组内交换改作文时,要注意以下几点:
1.A类生与A类生交换批改;
B类生与B类生交换;
C类生与C类生交换,改正作文中一些简单的拼写错误。
2.A类生改B类生的作文,B类生批改C类生的作文,C类生学习A类生的作文,找出自己不会的,而A类生会做的。
3
Pre-reading
(3-5mins)
Classactivity
Presentsomepicturesofwaterresourcesandmakeabriefintroductionaboutthem.Teachthenewwords.
Nowlookatthesepicturesofoceans.Therearefourlargeoceansontheearth.Howmuchwateristhere?
70percent.
Right.Waterresourcesareveryrichontheearth.Nearly3/4oftheearthiscoveredwithwater.Isthewaterenoughforhumans?
Yes./No.
Whyno?
Whocantellus?
Becausethereistoomuchsaltintheseawater,wecan’tdrinkdirectly.
Great!
Althoughthereisplentyofwater,westillfacetheproblemofwatershortage.
Lookatthepicturesofwaterresources.Learnthenewwordsaccordingtotheteacher’sintroductions.
该环节,教师用海洋图片介绍世界上丰富的水资源,引导学生了解。
即使如此丰富的水资源仍然无法解决人类所面对的水资源短缺的问题。
4
While-reading
(10mins)
Individualwork
Step1:
First-reading.
GettheSstoread1aandputtheparagraphsinthecorrectorder.
Nowre
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