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I had no idea what you are talking about.这句话what前面为什么不加介词,比如about

分类: 作业答案 • 2021-12-28 18:19:44

问题描述：

I had no idea what you are talking about.这句话what前面为什么不加介词,比如about

答

have no idea=don't know
故不加介词