be busy doing sth.造句（注中文）！

I am busy doing my homework.我忙于做作业

我再造！！
students are busy doing their homeworks.
学生忙着做作业

I am busy playing computer games.我忙于玩游戏

I'm busy reading English.
我正忙着读英语。

I am busy doing my homework.我忙于做作业