2. 专升本
  3. The students didn’t manage to work out the problem______their teacher had explained how.

The students didn’t manage to work out the problem______their teacher had explained how.

admin2015-05-14  24
问题 The students didn’t manage to work out the problem______their teacher had explained how.
选项 A、when
B、until
C、unless
D、as
答案B
解析 句意：直到老师解释了这道题的做法，同学们才把它做出来。固定用法题。not…until…表示“直到……才……”。
转载请注明原文地址:https://kaotiyun.com/show/AsTC777K
本试题收录于： 英语题库普高专升本分类
0

英语

普高专升本

相关试题推荐
随机试题
最新回复(0)