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1、Unit5FirstAid学案(人教版新课标必修五)Period4GrammarEllipsis教学目标Graspthegrammar:Ellipsis(thetypes,theways)教学重点:Mastertherulesofellipsis教学难点:Howtomakethestudentsmastertheusesandtherulesofthegrammar.互动探究导学探究导学在英语中,为了避免重复而省去某些重复的部分,这种现象叫省略。如:C1)Begyoupardon.C---(I)Begyoupardon.2)Soundslikeagoodidea.---(It)Sound
2、slikeagoodidea..一简单句中的省略1、省略主语祈使句中主语通常省略(It)doesn’tmatter.(It)Soundslikeagoodidea.2、省略主谓或主谓语的一部分。如:(省略主语和谓语)C1)What/How(doyouthink)aboutacupoftea?C2)Why(doyou)notsayhellotohim?省略表语。C1)–Areyouthirsty?–Yes,Iam.(thirsty).C2)Hisbrotherisn’tlazy,norishissister.(lazy).4、同时省略几个成分C1)Let’smeetatthesamepla
3、ceas---(wemet)yesterday.同时省略主、谓语C2)–Haveyoufinishedyourwork?–Notyet.-----Ihavenotfinishedmyhomeworkyet.二并列句中的省略1、两个并列句中,后一个分句常省略与前一分句中相同的部分。Mybrotherisadoctorandmysister-in-law(is)alawyer.省略相同的谓语动词)Whensummercomes,thedayisgettinglongerandlonger,andthenight(isgetting)shorterandshorter.省略相同的谓语动词三复合
4、句中的省略主句中有一些成分被省略,如:(Iam)Sorrytohearyouareill.(It’sa)Pitythathemissedsuchagoodchance.2主句中有一些成分被省略、而用so或not来代替1)-AreyouleavingforBeijingthisSunday?-Ithinkso.(I'mleavingforBeijingthisSunday.)2)-Tommustbefreetoday.-Ifso,hecanhelpus.(heisfree.)3)-Itisgoingtorain,isn’tit?-Ihopenot.(itisnotgoingtorain.)
5、这种用法常见的有:Howso?Whyso?Isthatso?Ihopeso.Hesaidso. 及Isuppose /believe /hopenot.Whynot?等等。2.宾语从句中的省略宾语从句中常省略连词that,但当有两个并列的宾语从句时,第二个that则不能省略。1)Weallknow(that)theearthrunsaroundthesun.2)Marysaid(that)sheisfromAmericanandthatsheis16yearsold.3.定语从句中的省略在定语从句中,that,which,who在从句中作宾语时可省略。1)Ihaven’treadtheb
6、ook(that/which)you’rereading.2)Theman(that/who)yourfatherjusttalkedtoisourEnglishteacher,Mr.Smith.4.状语从句中的省略在以when,while,once引导的时间状语从句及以if,unless引导的条件状语从句中和though,although引导的让步状语从句中,如果从句中的主语与主句中的主语指同一对象,且从句中含有be动词时,从句中可省去“主语+be”部分。C1)Whenhewasaskedwhathehaddone,Johnjustkeptsilent.CWhen(hewas)aske
7、dwhathehaddone,Johnjustkeptsilent.C2)Ifheisfree,Jackwillgowithus.CIf(heis)free,Jackwillgowithus.C3)Unlessheisinvited,hewon’tcome.CUnless(heis)invited,hewon’tcome.4)Whileheisdoinghousework,myfatheroftenlistenstomusic.CW