like doing sth,固定配法.前面的does是第三人称单数.,在这个句子里like是及物动词,后接动名词.She likes playing the piano.她喜欢弹钢琴.He doesn't like tomatoes.他不喜欢吃马铃薯.let me help (help) you. 是填help吗是的话（或不是）为什么填这个xie