I find that playing football is interesting .为什么用playing?不能用Play.

I find that playing football is interesting .为什么用playing?不能用Play. i find playing football___(frustrate) i find playing football____(frustrate) that is find i guess I find it adj.that造句 I saw that he was playing football同义句 I find playing basketball difficult.里的find是谓语 同时也是及物动词吗而playing basketball在做宾语为什么要 是动名词形式 I find that,I have fallen in love with you 英语翻译I find him playing basketball怎么翻译 要想说 我找他一起打篮球怎么说 I find playing chess with friends ————（interest） I find that I find it I find it is 有什么区别,后面应该加什么 I hope you can find ...和I hope that you can find ...有什么区别? i always feel that i find someone and i do believe that you are the one SAT IE题目提问～?Chess players find that playing against a computer is helpful to improve(A) their(B) skills, even though(C) no chess-playing computer has yet won(D) a championship. No error (E)我还是不懂为什么不可以是is helpful to i I wish you find your early that she I find ____important that we practice English every day I believe that you would find she in the future. I find that native speakers _____(talk) too quickly.