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句话用什么时态正确啊/whenyouseethismessage,Ihaveleftwhentyousawthismessage,Ihavelet请问,从句的时态该怎么用啊?用see,还是saw,那个是对的.

题目详情
句话 用什么时态正确啊/
when you see this message,I have left
whent you saw this message ,I have let
请问,从句的时态该怎么用啊?用 see,还是saw ,那个是对的.
▼优质解答
答案和解析
when you see this message,I would/will/may have left
或者
when you saw this message,I had left