动词填空1.-Hello!Nice to meet you here in Suzhou .-Me too .But I am sorry I _____( not know) you came here.

问题描述:

动词填空1.-Hello!Nice to meet you here in Suzhou .-Me too .But I am sorry I _____( not know) you came here.

didn't know
……但是我不知道你来了这里(这里的“不知道”指的是说话之前的情况,所以用过去式;另外一个判断标准就是后面用了came说明主句一般也要用过去式)