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时间:2018-04-02
《2013北师大版高二下unit 21《human biology》(lesson 1)word教案》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit21HumanBiologyLesson1Warm-upTeachingaims1. newwordsandphrases2. warm-up3. studythetext:Tochewornottochew…4. grammar:conditionalsTeachingtimeTwoperiodsTeachingprocessStep1Revision:1. haveadictation(unit20newwords)2. checkhomeworkexercises
2、Step2newwordslearning1.asksomestudentstoreadthenewwordsfirstandcorrecttheirpronunciation2.playthetapeandhavethemreadafterthetape3.givethemafewminutestoreadthenewwordsfreely,tellthemiftheycan’treadthenewwords,encouragethemtoasktheteacher.Step3Warm-up1.Readu
3、nitobjectives,andaskthestudentstotellusthemeanings.2.warm-up:Exercise1a)askstudentsreadthekeywordsfirst,thenguesstheirmeanings,havethemtranslatethekeywordsintoChinese.b)studentsworkindividually,matchingsixofthekeywordswiththenumbersinthepicture.Then,checkt
4、heiranswers.c)askthemreadthekeywords.3.Exercise2a) listentothetapetwice,havestudentsguesswhichpartofthebodyarebeingdescribed.b) playthecassette,pausingaftereachsectiontochecktheiranswers.C)answers:1.brain2.heart3.hungs4.eye5.liver4.Exercise3a)makesur
5、etheclassknowwhattodo.Thenplaythetapetwice,asksomestudentstosaytheiranswerstotheclass.5.Exercise4:workinpairsandtestyourbody“machine”a)readouttheinstructionstotheclassandcheckthatstudentsunderstandthem.b)havethestudentsworkinpairsanddiscussthequestions.6.e
6、xercise4:givestudentsafewminutestodothequestionnaireinpairs.Thenchecktheirscoresonpage103.step4Reading1.Beforeyoustarta)readtheexercise1andgivethemafewminutestodiscussthequestionsb)asksomestudentstosharetheirideaswiththeclass.2.Readtolearna) askthestude
7、ntslookatexercise2and3,andthenplaythecassettetwice.b) givethemtenminutestoreadthetextandcompletethetable.c) checktheirsanswers3.exercise4a) givestudentssometimetodotheexercisesinpairsb) asksomestudentstoanswerthequestions4.Languagepointsa)Diets
8、pecialistsregularlyinformusthatitisimportanttochewourfoodproperly.营养学家们经常告诫我们一定要正确咀嚼食物。句型:Itis+adj.+todosth.It是形式主语,动词不定式是真正的主语.b)itwillhelpourbodiesdigestitbetter.这样才能有助于身体更好地消化食物.helpsb.dosthm]c) doesche
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