用其适当形式填空用其适当形式填空:--------(wait for) someone is really boring

问题描述:

用其适当形式填空
用其适当形式填空:
________(wait for) someone is really boring.
请说明理由.
1个回答 分类:英语 2014-09-30

问题解答:

我来补答
Waiting for someone 动名词做主语
 
 
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