英语造句 急～～～

He is playing football .
Can you play the piano ?
May I come in ?
Come to my office after class.下课后到办公室找我
I have to go now.
I have to stay here for two days.
you must study hard
I study English everyday
we look forward to your visit.
He will visit China
Are you free tomorrow?
I am free .

If you are free,come and visit me.
I have to study.

i play games everyday
i have to do my homework now

ni 真逗