高中英语 Unit2 Healthy eating Grammar学案 新人教版必修3.doc

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1、Unit2HealthyeatingGrammar学案【要达成的目标】1.Thestudentswillbeabletounderstandtheuseofmodalverbsbetter.2.Thestudentswillbeabletousethemodalverbsproperly.【“教”与“学”过程】本堂课使用的电教手段Task1IndividualWorkBeforeClass(10minutes)Activity(1)Readthepassageonpage10andexplainthemeaningoftheun

2、derlinedmodalverbs.IntentionDutyPermissionPossibilityGuessingAbility①Thenbylunchtimetheywouldallbesold.()②Bynowhisrestaurantoughttobefullofpeople.()③Whatcouldhavehappened?()④Nothingcouldbebetter.()⑤Somethingterriblemusthavehappened.()⑥I’llhelpyouloseweight.()⑦Hecould

3、notbelievehiseyes.()⑧Perhapsheshouldgotothelibraryandfindout.()⑨Hecouldn’thaveYongHuigettingawaywithtellingpeoplelies.()⑩Hehadbetterdosomeresearch.()①Eventhoughhercustomersmightgetthin…()②Theywouldbecometiredveryquickly.()③Hecouldwinhiscustomersback.()④Youcanusemycom

4、puteraslongasyoutakecareofit.()⑤Thestudentscanhaveadiscussioninclassaslongastheydon’tmaketoomuchnoise.()Task2GroupWorkInClass(5minutes)Activity(1)Discusstheanswerstotheactivityabove.Activity(2)Checktheanswers.Task3GroupWorkInClass(10minutes)Activity(1)Explainthemeani

5、ngofthemodalverbs.①Studentsmustn’tuseamobilephoneatschool.()②Youneedn’tcometoday.()③Childrenunder10don’thavetobuyaticket.()④Wewilldiewithoutair.()⑤Yououghtn’ttodriveifyouarefeelingsotired.()⑥Heleft2hoursagosoheoughttobetherebytwo.()Activity(2)Checktheanswers.Task4Ind

6、ividualWorkInClass(10minutes)Activity(1)Choosetherightanswer.①---Hasthedoctorarrivedyet?---No,she___anhourago.A.hastocomeB.oughttohavecomeC.shouldcomeD.usedtocome②---___Ireturnthedictionarywithinthreedays?---No,you____.You___keepitforfivedays.A.May;needn’t;willB.Can;

7、mustn’t;wouldC.Must;don’thaveto;canD.Shall;can’t;should③You___thatthing,butyoudidatlast.A.needn’tdoB.needn’thavedoneC.needn’thaddoneD.needn’ttodo④---Youforgottoturnthelightoff.---Oh,yes.I___gobackandturnitoff.A.amtoB.amgoingtoC.willD.beaboutto⑤Tom___showhisexamresult

8、stohisparents.A.darenotB.daredC.daretoD.daresnotto⑥She___thefilm.Sheknowsnothingaboutit.A.can’tseeB.can’thaveseenC.mustseeD.mustn’t