简易版反义疑问句讲解.ppt
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1、反意疑问句,反意疑问句又可叫做附加疑问句,由“陈述句反意问句”构成。反意问句的动词总是助动词、情态动词或be动词的某种形式,反意问句的主语用代词充当。基本原则是“前否后肯,前肯后否”。,知识梳理,1.陈述部分含有must的反意疑问句 陈述句部分谓语动词含有must时,must 如表示“必须”,反意问句用neednt;如 mustnt表示“禁止”,其反意问句部分用 must。e.g.You must get to school at 8 a.m.,neednt you?You mustnt smoke here,must you?,(2)“must+be”表示“推测”时,反意疑问句部分用be的适
2、当形式。如:She must be a student,isnt she?(3)陈述句的谓语部分是“must have+过去分 词”时,如果这个结构带有一个表示过去 的时间状语,则反意疑问句部分用did作助 动词;如果没有表示过去的时间状语,则 反意疑问句部分用have作助动词。如:They must have finished their work yesterday,didnt they?They must have finished their work,havent they?,2.陈述部分含有used to和ought to的反意疑问句(1)陈述部分谓语动词是used to时,用di
3、dnt或 usednt两种方式反问。e.g.He used to go swimming in summer,didnt/usednt he?(2)陈述部分谓语动词是ought to时,用oughtnt 反问。e.g.He ought to be praised for what he has done,oughtnt he?,3.当陈述部分有neither,none,nobody,nothing,few,little,never,hardly,seldom等否定意义或半否定意义的副词时,反意问句应用肯定形式。e.g.Nobody understood his speech,did they?
4、His sister seldom argues with people,does she?,注意:陈述部分出现含有否定意义的前缀或后缀的词时,反意问句仍用否定结构。e.g.He is unfit for his job,isnt he?,4.如果陈述句的主语是表示人的不定代词,如 anyone,someone,no one,everybody,nobody,somebody等时,反意疑问句的主语可用 he,也可用they。e.g.Everybody knows that,dont they/doesnt he?,5.陈述部分谓语动词是dare,need时,如果作情 态动词,用dare,nee
5、d本身反问;如果作实义 动词,则用do的适当形式反问。e.g.You darent climb the rock,dare you?The little girl doesnt dare to go alone at night,does she?We need to help them,dont we?,6.陈述部分谓语动词have作“有”解时,可用dont或havent反问;作其他意义解释时用do的某种形式反问。e.g.He hasnt any sisters,does/has he?They have to receive strict training beforehand,dont
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