2013北师大版高二下unit 21《human biology》word教案1

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1、Unit21communicationworkshopTeachingaims1.wordsandphrases2.towriteadiscursiveessay3.topractiseusinglinkingwordsandphrases4.tolistentoandunderstandaTVpaneldiscussion5.tofinishtheexercisesaboutthetext6.pronunciationTeachingtimeTwoperiodsTeachingprocessStep1Revision

2、1.dictation[2.checkthehomeworkexercisesStep2newwordslearning1.asksomestudentstoreadthenewwordsfirstandcorrecttheirpronunciation2.playthetapeandhavethemreadafterthetape.Step3writing1.exercise1a)askstudentstoreadthegivenwordsandexpressionsinexercise1first.b)readth

3、einstructionsandtheexamplesentencetotheclass.c)asksomestudentsdoexercise1onblackboard2.exercise2a)givestudentsafewminutestoreadthetextanddotheexerciseb)checktheiranswers3.exercise3a)studentsdotheexerciseindividuallyb)checktheiranswersbyhavingindividualsreadoutth

4、esentences.step4listening:aTVprogramme1.exercise1a)readoutthetypesofprogrammetotheclass.makesurethattheyunderstandwhattheyare.b)lookatthepicture,letstudentsguesswhattypeofprogrammethisis.2.exercise2a)listentothecassetteforstudentstochecktheiranswertoexercise1.b)

5、playthetapeagain,letstudentsputthesetopicsintheordertheyarementioned3.exercise3[a)letstudentsreadthesentencesfirstb)playthecassettetwiceforthemtocompletethesentence.c)checktheiranswersstep5pronunciation:exercise41.givestudentsafewminutestoreadthroughthesentences

6、andtheoptionanswers2.playthetapetwiceforstudentstolistenandchoosethecorrectmeaning.3.checktheanswersstep6speaking:adiscussion1.exercise1,readouttheinstructionstotheclassfirst.thenplaythecassettetwiceforstudentstodecidewhatTom’sandJan’sopinionsare.2.exercise2a)le

7、tstudentsreadthroughthewordsandcolloquialexpressions.b)playthetapetwiceforstudentstomatchthewordsandexpressions3.exercise3,studentsdotheexerciseinpairs,thenchecktheiranswers.step7homeworkexercise2onpage8