反义疑问句详解 ppt课件

高三英语总复习英语备课组反义疑问句详解（情态动词反义疑问句全解）---Myra构成反义疑问句的助动词通常陈述句中的助动词或情态动词，或者系动词be。若陈述句中不包含助动词或情态动词时，要用相应的do,does,did构成的反义疑问句，前后时态要保持一致1.陈述部分肯定式+疑问部分否定式eg: Theyworkhere,don’tthey? Shewasillyesterday,wasn’tshe?2.陈述部分否定式+疑问部分肯定式 Youdidn’tgo,didyou? Hecan’trideabike,canhe? 在包含有Iam的陈述句之后，反义疑问句应使用aren'tI?eg:I'mlate,aren'tI?在包含有Iamnot的陈述句之后，反义疑问句应使用amI?eg:Iamnotastudent,amI? must意为“必须”时，反义疑问句中可使用must,need；eg:Theymustcleanthefloor,mustn't/needn'tthey? mustn't表示“不允许”“禁止”之意时，可使用must或may构成反义疑问句；eg:Wemustn'tbelate,must/maywe? must作“一定”“准是”解，表推测时，反义疑问句的助动词要与must后面的动词相呼应。eg:Theymustbeplayingoutside,aren'tthey?注意：musthavedone形式表示对过去的推测时 若有明确的过去时间状语，则后面的动词用过去式eg：Itmusthaverainedlastnight,didn'tit?(有明确的过去时间的时间状语修饰，故用didn't） 若没有明确的过去时间状语或强调完成式，则用haven’t/hasn't+主语。eg:Youmusthavetoldheraboutit,haven'tyou?陈述句中含有助动词oughtto时，反义疑问句既可以使用oughtn't,也可以使用shouldn'teg:Weoughttogonow,shouldn't/oughtn'twe?陈述部分有haveto+v.(hadto+v.)，疑问部分常用don't+主语（didn't+主语）?eg: Hehastogetupatfourtomorrow,dosen'the? Theyhadtoleaveearly,didn'tthey陈述部分的谓语是usedto时，疑问部分用didn't+主语或usedn't+主语eg:HeusedtoliveinLondon,usedn't/didn'the?陈述部分有hadbetter+v.疑问句部分用hadn'tyou?eg:You'dbetterreaditbyyourself,hadn'tyou?带情态动词dare或need的反意疑问句，疑问部分常用need(dare)+主语Weneednotdoitagain,needwe?Hedarenotsayso,dareyou?当dare,need为实义动词时，疑问部分用助动词do+主语eg:Weneedtodoit,don'twe?Wedarenotsayso,dareyou? 陈述部分主语是不定代词everybody,anyone,somebody,nobody,noone等，疑问部分常用复数they，有时也用单数he。Everyoneknowstheanswer,don'tthey?　(doeshe?)Nobodyknowsaboutit,dothey?(doeshe?) 陈述部分主语是指示代词或不定代词everything,that,thisnothing,疑问部分主语用it。eg:Everythingisready,isn'tit?陈述部分为主语从句或并列复合句，疑问部分有三种情况 并列复合句疑问部分，谓语动词根据邻近从句的谓语而定AsMr.SmithhadbeentoBeijingforseveraltimes,heshouldhavebeeninChinanow,shouldn'the? 带有定语从句，宾语从句的主从复合句，疑问部分谓语根据主句的谓语而定Heisnotthemanwhogaveusatalk,ishe?HesaidhewantedtovisitJapan,didn'the? 上述部分主句谓语是I;wethink,believe,expect,suppose,imagine等引导的宾语从句，疑问部分与宾语从句相对应构成反意疑问句Idon'tthinkheisbright,ishe?Webelieveshecandoitbetter,can'tshe?感叹句中，疑问部分用be+主语Whatcolours,aren'tthey?Whatasmell,isn'tit?省去主语的祈使句的反意疑问句，疑问部分用willyou。Don'tdothatagain,willyou?Gowithme,willyou/won'tyou?注意:Let's开头的祈使句，后用shallwe?　　Letus开头的祈使句，后用willyou?