—What is your best friend like?.—He is a helpful student. He often helps the teachers _____ papers.

 He __________ some cooking at that time, so ___________me.

It’s very warm here in the room. You’d better ______ your coat.

Don’t forget __________ the lights when you leave the classroom.

When I was at the college , I __________ up early to do some body  building exercise .