I am playing football.中playing football是作表语么?

I am playing football.中playing football是作表语么? I am（）.playing football playing the football play football I am playing football （对 playing football 提问） I am fond of playing football的同义句 I — — — playing football 空 I spend ___ playing football . I like playing football是什么意思 I am playing football with my friend用了playi I am stopping playing football in future.这句话对么? I am fond of you and playing football. I'm playing football.对playing football提问 怎么写? 比如说I am playing football. 和I playing fottball .哪个对 为什么 I have no time to playing football 中,to是做介词么?能不能换成I have no