主句是过去时,从句用什么时态

如题所述

主句是过去时,从句要用相应的过去时态,多半是一般过去时。
例如:I was born when my mother was thirty.
I did my homework when you were at home.
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第1个回答  2016-11-17
从句也应该是过去式,但还是要看具体的情况