当主语是第三人称单数时:动词变相应的第三人称单数形式肯定句:主语+动词s+其它否定句:主语+doesn‘t+动词原形+其它一般疑问句:Does+主语+动词原形+其它肯定回答 :Yes,主语+does 否定回答: No,主语+doesn’t
He likes apples. He doesn’t like apples. Does he like apples? What does he like?