“特殊疑问词动词不定式”的用法归纳一、疑问代词who, what, which等和疑问副词when, where, how等后面跟不定式，构成不定式短语。这种结构在句中可作主语、宾语、表语、宾语补足语等句子成分。如：1. Where to go is still a question. 到哪里去还是个问题。（作主语）2. I know where to find the boy. 我知道到哪里能找到这个男孩。（作动词know的宾语）3. We must first solve the problem of whom to serve. 我们必须首先解决为谁服务的问题。（作介词of的宾语）4. The question is how to learn English well. 问题是怎样学好英语。（作表语）5. I asked her how to learn English. 我问她如何学英语。（用宾语）二、“特殊疑问词动词不定式”结构经常用在某些动词后作宾语，类似的动词有：tell, show, know, learn, teach
