THE STUDENTS ARE BUSY WITH THEIR HOMEWORK ALL THE TIME同义句.

问题描述:

THE STUDENTS ARE BUSY WITH THEIR HOMEWORK ALL THE TIME同义句.
the students are ____ _____ _____their homework.

The students are always busy doing their homework.
1.be busy with sth.---> be busy doing sth.忙于..
2.all the time--->always 总是;一直