how many children does Mr Green have?

问题描述:

how many children does Mr Green have?
3.Mary,Joan and Jack.Mary is____sister.
A Joan and Jack's B Joan's and Jack's
1个回答 分类:英语 2014-10-26

问题解答:

我来补答
选A.Mary是Jack和Joan共有的妹妹,这种情况下所有格用在最后那一个上
 
 
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