可以 what引导宾语从句时,一定要在从句中充当句子成分:what在从句中可作主、表、宾、定语。如: I make a list of what my kids will need for the coming season. (what作need的宾语) I just wonder what makes him so excited. (what作主语) May I ask what your plans are.(what作表语) I want to know what color you like best. (what作定语,修饰color)