Unit4Don’teatinclass.SectionAGF-3c

01Lead-in

Let’stalkTalkwithyourpartner.A:Whataretherules?B:./.Don’truninthehallwaysWecan’truninthehallwaysDon’tlistentomusicinclassWecan’tlistentomusicinclassDon’tfightWecan’tfightDon’teatintheclassroomWemusteatinthedininghallDon’tarrivelateforclassWemustbeontime

BrainstormWhenwewalkaroundtheschool,wemayfindruleseverywhere.Rulescanhelpusgetalongandstaysafe.Discusswithyourpartner:Wherecanweseerulesatschool?intheclassroominthehallwayinthedinninghallinthelabinthelibraryFollowme!Let’slookattherulesindifferentplacesatschool!

HallwayRules1.__________________________2.__________________________3.__________________________4.__________________________Don’tpush.Nopushing.1234Don’tshout.Noshouting.Don’trun.Don’tlitter.Nolittering.Norunning.Here,we’reinthehallway.Lookattherules,canyoutellwhattheyare?Brainstorm

Wearenowintheclassroom.Tellyourpartnertheclassrules.BrainstormClassRules1.__________________________________2.__________________________________3._________________4._________________Don’tbelate.Beontime.Don’tusecellphone.Nocellphone.Don’tsleepinclass.Don’tthrowpaper.

02Presentation

Group1：祈使句的否定句怎样构成？肯定句呢？一般在什么情况下会用祈使句？Group2：情态动词在用法上有什么共同点？Group3：can在本单元主要表示什么含义？它还可表达什么意思？Group4：haveto在句法上与其他情态动词有何区别？Let’sdiscussDividethewholeclassinto4groupsandeachgroupdiscussesonequestion.

Let’slearnTrytofindouttherules.祈使句的否定句怎样构成？肯定句呢？祈使句的否定句在动词原形前加don’t，表示“不要做什么事”。Don’truninthehallways.Don’tfight.Whataretherules?Wemustbeontimeforclass.Canweeatintheclassroom?No,wecan’t,butwecaneatinthedininghall.Canwewearahatinclass?Yes,wecan./No,wecan’t.Doeshehavetowearauniformatschool?Yes,