第1个回答 2009-04-19
i don't know what you are talking about.
i don't know what you are saying .
总之要用正在进行时。
第2个回答 2009-04-19
I don't know what you said吧。。。。。
第3个回答 2009-04-19
I don't konw what you say
I don't konw what you are saying
I didn't konw what you said本回答被提问者采纳