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1、Unit4:Don'teatinclass.语法专项课件（祈使句）初中英语人教版七年级下册哈巴河中学罗玉玲playagameStandup!Sitdown!Don'tstandup!Don'tsitdown!Canwe…?Yes,wecan.(No,wecan’t.)Don’teatintheclassroom.Canweeatinclass?No,wecan’t.arrivelateforclassCanwearrivelateforclass?No,wecan’t.Don’tarrivelateforclass.arrivelateforclass=b
2、elateforclass.A:Canweruninthehallways?B:No,wecan’t.Wecan’truninthehallways.Don’truninthehallways.Canweplaybasketballintheclassroom?No,wecan’t.Butwecanplayitoutside.(在外面）Don’tplaybasketballintheclassroom.Canwefightinschool?No,wecan’t.Don’tfight.Canyoufightwithothers?No,wecan’t.figh
3、tfightwithsb.和某人打架Don’truninthehallways.Don’tarrivelateforclass.belateforclass.Don’tDon’teatintheclassroom.Don’tfight.Don’tsmoke!Nosmoking!Don’tlistentomusicinclass.Don’ttakephotoshere.Nophotos!Don’ttalk!Bequiet!Notalking!CleanthebedroomonSaturdays.Doyourhomeworkafterschool.Dothed
4、ishesonSundays.Don’tfightwithyourclassmates.Tellyourclassmatewhattherulesshouldbe.Don’tlistentomusicintheclassroom.Don’tarrivelateforschool.Don’teatintheclassroom.Don’truninthehallways.祈使句的定义祈使句用来表示命令、请求、建议或劝告对方做某事或别做某事等。Closethedoor,please.Becareful!Don'tbelateforschoolagain!祈使句的
5、常见结构1)“行为动词开头”型肯定式：动词原形+其他否定式：Don’t+动词原形+其他Comehere,please.Don’tstandup.祈使句的常见结构2)“Be+形容词”型肯定式：Be+形容词否定式：Don’tbe+形容词Bequiet,please.Don’tbelatenexttime.祈使句的常见结构3)Let型肯定式：Let+人称代词宾格+动词原形否定式：Let+人称代词宾格+not+动词原形Don’t+let+人称代词宾格+动词原形Let’sgo!Let’snotdothat.Don’tletthemmakeanynoise.祈使句的常
6、见结构4)“No+名词或动名词”型意义：表示“禁止”，含否定含义，经常用于公共场合。Nophotos.Nosmoking.易错点1祈使句的答语—Pleaseclosethedoorwhenyougoout.—Ok,Iwill.—Don’tbelateagain.—Sorry,Iwon’t.由于祈使句所表达的动作都还是未发生的，因此对它的应答通常要用“一般将来时”。易错点2祈使句的答语—Let’splaybasketball.—Goodidea.—Sorry,Ihavetodomyhomework.以let开头的句式的肯定回答多用Goodidea!否定回答用
7、Sorry,…【典例1】—Whataretherulesatyourschool?—Don’truninthehallwaysand______arrivelateforclass.A.nottoB.won’tC.don’tD.no考查祈使句。句意：—你们学校有什么校规？—不要再走廊里乱跑，不要上课迟到。祈使句的否定形式为Don’t+动词原形+其他，故选C。【典例2】______wakeupyoursister,Ben.Sheneedsagoodsleep.A.Don’tB.Doesn’tC.Aren’tD.Can’t考查祈使句。句意：不要吵醒你妹妹，本。
8、她需要一个好觉。祈使句的否定形式为Don’t+动词原形+其他，故选
