i left my umbrella in my office .Could you wait-----I go bac

问题描述:

i left my umbrella in my office .Could you wait_____I go back to get it?
a.when b.if c.while d.before
1个回答 分类:英语 2014-11-12

问题解答:

我来补答
本题正确答案是c
while 强调“在……期间”
 
 
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