look at the sign,you can't take photos here.sorry——it 为什么填di

问题描述:

look at the sign,you can't take photos here.sorry——it 为什么填didn't see 而不能填
haven't seen
1个回答 分类:英语 2014-09-19

问题解答:

我来补答
过去式表示刚才没看到,haven't seen,表示到目前为止也没看到.
 
 
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