_______keep water running. It's a waste.
A. Why not B. Please
C. What about D. Don't
The children should go to school _______ working to support their family.
A. stand for B. instead of
C. put in D. tidy up
It’s very hot here. Why not ________ your coat?
A. put on B. try on C. take off D. turn off
Please stop smoking, ________ you?
A. will B. shall C. can D. may
-We all like Miss Wang.
-I agree with you. She always makes her English classes _______.
A. interested B. interest
C. interesting D. interests
--- Don’t forget _________ your homework, John. --- OK, I’ll do it right now.
A. doing B. do C. to do D. to doing