一般现在时一般疑问句和否定句的变法 一、 先将句子分成三类:1)含有am, is, are 的句子。 2)含有行为动词的句子,(如like,have,play,eat,run,need) 3)含有情态动词的句子,如can。 (1) 如果是第一类,即含有am, is, are 的句子。只将把am, is, are 调到句首。I am 和We are 要变成are you,some变成any,my变成your,句末用问号。否定句只在be后加not。如am-am not; is -isnt; are-arent。如: I am a boy. (否定句)- I am not a boy. (变成一般疑问句) -Are you a boy? Yes, I am. No, Im not. She is my mother.( 变成一般疑问句) -Is she your mother? Yes, she is. No, she isnt. This is a book.( 变成一般疑问句) -Is this a