______ their homework, these three students have to stay in the classroom for another thirty minutes.
No one can avoid by advertisements.
Whenever I made mistakes, the teacher pointed them out with ______.
I'm sure you'd rather she went to school by bus,?
He began to take political scienceonly when he left school.
—Come on,please give me some ideas about the project. —Sorry. With so much workmy mind,I almost break down.