动词不定式和动名词有什么区别?答:②My chief purpose is to point out the difficulties of the matter. ③What I would suggest is to put off the meeting. 当主语和表语都是不定式时,其含义一是条件,一是结果(例①).当主语是aim, duty, hope, idea, mistake, plan, purpose, suggestion等为中心词的名词词组(例②)时,或以what引导的...