Last night we - back until the teacher left school.a went b

问题描述:

Last night we _ back until the teacher left school.a went b didn't c.haven't d wouldn't
1个回答 分类:英语 2014-09-22

问题解答:

我来补答
选b,但要改为:didn't go
[昨天晚上我们直到老师离开学校才回去.]
原因很简单,时间是last night(昨晚),是具体的过去时间,只能用一般过去时,排除c,d.而且,要掌握“not…until…(直到……才……)”,所以排除肯定式a
 
 
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