-------- the teacher come in,the boy’s face turned red.

问题描述:

________ the teacher come in,the boy’s face turned red.
选项:
a、Seeing
b、Having seen
c、Seen
d、When he saw
选什么,为什么
1个回答 分类:综合 2014-10-21

问题解答:

我来补答
d 主语要一致,不是“他的脸”看到老师,而是“他”看到老师
 
 
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