1、高三英语总复习英语备课高三英语总复习英语备课组组反义疑问句详解反义疑问句详解（情态动词反义疑问句全解）（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:They work here,dont they?She was ill yesterday,wasnt she?2.陈述部分否定式+疑问部分肯定式You didnt go,did you?He cant ride a bike,can he?在
2、包含有在包含有I am 的陈述句之后，反义疑的陈述句之后，反义疑问句应使用arent I?eg:Im late,arent I?在包含有I am not 的陈述句之后，反义疑问句应使用义疑问句应使用am I?eg:I am not a student,am I?must 意为意为“必须必须”时，反义疑问时，反义疑问句中可使用must,need；eg:They must clean the floor,mustnt/neednt they?mustnt 表示“不允许”“禁止”之意时，可使用must 或may构成反义疑问句；eg:We mustnt be late,must/may we?must
3、 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:They must be playing outside,arent they?注意：must have done 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：It must have rained last night,didnt it?(有明确的过去时间的时间状语修饰，故用didnt）?若没有明确的过去时间状语或强调若没有明确的过去时间状语或强调完成式，则用haven t/hasnt+主语。eg:You must have told her about it,havent
4、 you?陈述句中含有助动词陈述句中含有助动词ought to 时，反义疑问句既可以使用反义疑问句既可以使用oughtnt,也可以使用shouldnteg:We ought to go now,shouldnt/oughtnt we?陈述部分有 have to+v.(had to+v.)，疑问部分常用dont+主语（didnt+主语）?eg:He has to get up at four tomorrow,dosent he?They had to leave early,didnt they陈述部分的谓语是used to 时，疑问部分用didnt+主语或usednt+主语eg:He use
5、d to live in London,usednt/didnt he?陈述部分有陈述部分有had better+v.疑问句部分用疑问句部分用hadnt you?eg:Youd better read it by yourself,hadnt you?带情态动词带情态动词dare或或need的反的反意疑问句，疑问部分常用意疑问句，疑问部分常用need(dare)+主语主语We need not do it again,need we?He dare not say so,dare you?当当dare,need 为实义动词为实义动词时，疑问部分用助动词时，疑问部分用助动词do+主语主语eg:W
6、e need to do it,dont we?We dare not say so,dare you?陈述部分主语是不定代词陈述部分主语是不定代词everybody,anyone,somebody,nobody,no one等，疑问部分常用复数等，疑问部分常用复数they，有时也用单数有时也用单数he。Everyone knows the answer,dont they?(does he?)Nobody knows about it,do they?(does he?)?陈述部分主语是指示代词或不定代词定代词 everything,that,this nothing,疑问部分主语用 it。
7、eg:Everything is ready,isnt it?陈述部分为主语从句或并列复陈述部分为主语从句或并列复合句，疑问部分有三种情况合句，疑问部分有三种情况1.并列复合句疑问部分，谓语动词根据邻近从句的谓语而定As Mr.Smith had been to Beijingfor several times,he should have been in China now,shouldnt he?2.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He is not the man who gave us a talk,is he?He said he wanted to
8、 visit Japan,didnt he?3.上述部分主句谓语是I;we think,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I dont think he is bright,is he?We believe she can do it better,cant she?感叹句中，疑问部分用感叹句中，疑问部分用be+主语主语What colours,arent they?What a smell,isnt it?省去主语的祈使句的反意疑问句，省去主语的祈使句的反意疑问句，疑问部分用will you。Dont do that again,will you?Go with me,will you/wont you?注意注意:Lets 开头的祈使句，后用shall we?Let us 开头的祈使句，后用will you?Lets go and listen to the music,shall we?Let us wait for you in the reading-room,will you?
