This is ---- that we mustn't waste time A what B because C w

问题描述:

This is ____ that we mustn't waste time A what B because C why D so
1个回答 分类:英语 2014-10-13

问题解答:

我来补答
B because
A,D首先可以判断不对 C why这里不能与that 连用 可以是This is why we mustn't waste time.
 
 
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