so fun
问题描述：
so fun
答
so fun 很开心;很有意思
We had so much fun that I entirely forgot about the test this morning.
我们玩得很开心,我完全忘了今天早晨考试的事
Oh,what a great idea!They're so much fun to be with.
哦,这主意很棒!和他们在一起很有意思