精选优质文档-倾情为你奉上句型转换口诀一 肯定句变一般疑问句的四步曲1如果句子中有系动词(is, am ,are,was ,were),一般把系动词提前就可以。例如:She is a girl. - Is she a girl?2如果句子中有have(got), has(got)或情态动词can,就把它们(have ,has和can)提前就可以。例如:They canmake cakes. - Can they make cakes? She has got a dog. - Hasshe got a dog?3 如果句子中没有系动词,have(got), has(got)或情态动词can,先看时态,再来变一变。(1)一般现在时,要用Do或Does来提问,别忘后面动词回原形。例如:Tom goes to school by bus. - Does Tom goto school by bus?(2)一般过去时,要用Did来提问,别忘后面动词回原形。例