英语被动语态练习题:how many people have killed in toad accidents so f

问题描述:

英语被动语态练习题:how many people have killed in toad accidents so far this year?
1个回答 分类:英语 2014-09-27

问题解答:

我来补答
被动语态:
how many people have been killed in toad accidents so far this year?
完成时被动语态
have +been +过去式
 
 
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