The twins are talking about the book who moved my cheese. It is fun to------.
问题描述：
The twins are talking about the book who moved my cheese. It is fun to------.
A.join B.join in C.take part in D.enter急求大神解答,请说明为什么,谢谢!
答
B 参加的是talk ,要加介词可答案是A！！！不知道为什么