I think ______ at the train station will surprise Aunt Wang.A.your being B.you are C.you being D.you to be 什么情况...

I think ______ at the train station will surprise Aunt Wang.A.your being B.you are C.you being D.you to be 什么情况...
I think ______ at the train station will surprise Aunt Wang.
A.your being B.you are C.you being D.you to be
什么情况...

I think ______ at the train station will surprise Aunt Wang.A.your being B.you are C.you being D.you to be 什么情况...
此题答案D是错误的,正确的答案是A,意思是：我认为你在火车站的出现将会让Aunt Kate感到惊讶的.
本句是动名词的复合结构作主语,I think（我认为）是插入语,可以省略,只是表达个人观点.如果按答案D,把I think 省略后整句变为：You to be at the train station will surprise Aunt Want,这样此句是不通的.

感觉AD都对，D表示将来的意味更强烈一些