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ID:50167651
大小:4.41 MB
页数:48页
时间:2020-03-09
《初中三年级英语上册课件.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、Unit3Teenagersshouldbeallowedtochoosetheirownclothes.Period1SectionA1a-2c1执照,许可证2全神贯注,专心于3机会,时机4代替,而不是5自愿,志愿者6会员,成员7经历,体验8地方的,当地的9设计,构思10刺穿,刺破11愚蠢的,傻的12不睡觉,熬夜license(licence)concentrateonopportunityinsteadofvolunteermemberexperiencelocaldesignpiercesillystayupSomeusefulexpress
2、ions:1sixteen-year-olds2getone’searspierced3beallowedtodosth.4driver’slicense5workatnight6cutone’shair7stoptodosth./doingsth.8seemtodosth.9onweekends10atthatage11insteadof12dohomeworkwithfriends13onschoolnights14goshopping15onFridaynights16goout17cleanup18stayupSomeimportantse
3、ntences:Ithinkstudentsshouldbeallowedtodohome-workwithfriends.Idisagree.Theytalkinsteadofdoinghomework.Sixteen-year-oldsshouldnotbeallowedtodrive.Iagree.Theyaren’tseriousenoughatthatage.Doyouthinksixteen-year-oldsshouldbeallowedtochoosetheirownclothes?Yes,Ido./No,Idon’t.Iwantt
4、oplaywithmyfriends.Butmyfatherdoesn’tallow.Ithinkteenagersshouldbeallowedtogoouttoplaywiththeirfriends.Parentsshouldallowteenagerstogooutwiththeirfriends.Parentsshouldallowsix-year-oldstodrive.Parentsshouldallowfifteen-year-oldstochoosetheirownclothes.Teenagersshouldbeallowedt
5、ogooutwiththeirfriends.Sixteen-year-oldsshouldbeallowedtodrive.Fifteen-year-oldsshouldbeallowedtochoosetheirownclothes.grammar被动语态定义:表示主语是动作的承受者.构成:助动词be+及物动词的过去分词。助动词有人称、时态和数的变化。含有情态动词的被动语态:情态动词+be+及物动词的过去分词。用法:当我们不知道谁是动作的执行者,或者没有必要指出谁是动作的执行者,或者只强调动作的承受者时,要用被动语态。1.规则动词的过去分词:1
6、)一般情况在动词原形后加-edwatch---watched2)以不发音e结尾的加-dpractice---practiced3)以辅音加y结尾的,去y变i加-edstudy---studied4)以重读闭音节结尾,末尾只有一个辅音字母,先双写该辅音字母,再加-edstop---stopped2.不规则动词的过去分词:amisarebeenhavehashaddodonewritewrittengogoneexercise同义句转换Theyshouldallowustohavepart-timejobs.______________________
7、______.Weshouldallowchildrentospendtimewiththeirfriends._____________________________________.TheteachershouldallowAnnatofinishthepicture._____________________________________.Parentsshouldallowchildrentochoosetheirownfriends._____________________________________.Thetelephone_
8、__________(invent)byBellin1876.Thetreesmay____________(plant)
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