Tom enjoys _______ his room.
A. clean B. cleans C. cleaned D. cleaning
_______ is not bad for you to buy the watch.
A. This B. It C. That D. He
She _______ her homework right now.
A. didn’t do B. does C. isn’t doing D. doesn’t
— Could you send this postcard for me?
— _______.
A. Sure B. No, thanks C. Yes, I would D. No, I can’t
（题文）Did they _______ your grandparents today?
A. visit B. visits C. visiting D. visited
There are _______ people in People’s Park.
A. lot of B. lots of C. a lot D. much
