资源描述：
《英语人教版七年级下册Unit4 SectionA 2d-3c.ppt》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、Don’teatinclassUnit4SectionA(GrammarFocus-3c)Don’truninthehallways.Don’tfight.Whataretherules?Wemustbeontimeforclass.Canweeatintheclassroom?No,wecan’t,butwecaneatinthedininghall.Canwewearahatinclass?Yes,wecan./No,wecan’t.Doeshehavetowearauniformatschool?Yes,hedoes./No,hedoesn’t.Whatdoyouhavetodo?Weh
2、avetobequietinthelibrary.GrammarFocus2祈使句的否定句怎么样构成的？肯定句呢？一般什么情况下使用祈使句？1圈出情态动词，情态动词在用法上有什么共同点？3can在本单元主要表示什么含义？它还可以表达什么意思？4haveto在句法上与其他的情态动词的区别Grammar:Example:肯定祈使句否定祈使句Sitdown.Comein.Eatathome.Listentomusicoutside.5.Doyourhomeworkatschool.Don’tsitdown.Don’tcomein.Don’teatathome.Don’tlistentomusicou
3、tside.Don’tdoyourhomeworkatschool.表示请求,建议,命令,禁止等语气的句子,其结构为省去主语you,以动词原形开头的简单句.祈使句There’sagymclasstoday.Ihavetowear_____________.sportsshoesLet’slookatMary’sMondayatschool.Butthere’sapartyatschooltoday,soIdon’thavetowear______________.uniformsAfterschool,Ihavetocleanthe_________.classroomTalkaboutyou
4、rschoolday.Whatcanyoudoandwhatdoyouhavetodo?Whatmustyoudo?Thenmakealist.感受情态动词must,haveto,can的语境用法LogosfortherulesofschoollibraryDon’tsmokeDon’ttalkDon’ttakethephotoDon’teatDon’ttearthebookDon’twalk.Walk.Ridehorses._____ridehorses.Don‘tyoucanRun._____run.Don’t_____right.__________right.TurnDon’tturn
5、youcanDon’tparkhere.Don’tusemobilephones.youcanDon’tsleep.Nopassing3aWritetherulesfortheschoollibrary.LibraryRules1._____________2._____________3._____________4._____________23Don’ttakephotos.Don’tlistentomusic.Don’teat.Don’ttalk.1.Notalking2.Noeating3.Nomusic4.Nophotos3cMakeupfivecoolrulesforyourdr
6、eamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!Thebestschoolrules1.Wecaneatinclass.2.Wedon’thavetocometoschooleveryday.3.4.Atourdreamschool,wedon’thavetocometoschooleveryday.We…groupworkDon’tlistentomusicinclass.别在课上听音乐。listento…听……Sheislisteningtotheradio.她在听收音机。知识延伸：lis
7、tenatthedoor耳朵贴着门听listenfor…留神等着听…listenforananswer等着听回答listentoalecture听讲座listentoadvice听从劝告祈使句1.祈使句是表示命令、叮嘱、号召等的句子;2.通常省略主语you;3.句中谓语动词用动词原形;4.祈使句有肯定和否定两种：Don’teatinclass.Comein,please!请进！Sitdown,pl
