1) 陈述部分的主语是I,疑问部分要用 aren't I. I'm as tall as your sister,aren't I? 2) 陈述部分的谓语是wish,疑问部分要用may +主语。 I wish to have a word with you, may I? 3) 陈述部分用 no, nothing, nobody, never, few, seldom, hardly, rarely, little等...