ing C. of, to help D. of, helpingР 14.The teacher asked me _____ for school next time.Р A. not be late B. don’t be late C. not to be late D. not lateР 15. — Can you tell me _____ send e-mail?Р — Just hit the send button.Р A. what to B. why to C. how to D. when toР 16. The boy enjoys ______ the radio in the morning.Р A.listening B.listening to C.listen to D.to listenР 17. How about ______ to the cinema on Sunday?Р A.go B.to go C.going D.will goР 18. The little boy is busy ______ his homework now.Р A.do B.to do C.doing D.doesР 19. We kept ______ the ball to each other,and they began to get angry.Р A.to pass B.passing C.pass D.pastР20. — Where is Mr. Yu, do you know?Р — Well, it's hard to say. But I saw him _____ a football game just now.Р A. was watching B. watching C. had watched D. watched