有关have funIt's a good idea to have fun（ ）English.A.at B.on C.of D.withWHY?

有关have funIt's a good idea to have fun（ ）English.A.at B.on C.of D.withWHY?
有关have fun
It's a good idea to have fun（ ）English.
A.at B.on C.of D.with
WHY?

有关have funIt's a good idea to have fun（ ）English.A.at B.on C.of D.withWHY?
选择D 固定搭配
翻译为：学英语是快乐的!
or与英语同行乐趣无边!

D