Who saw it ______ at that time?
It was such a funny show that people couldn't help ________again and again. A. laugh B. to laugh C. laughing
There is no living thing on _______ moon. A. the B. a C. 不填
--Excuse me, may I smoke here? --I’m afraid you____. It’s not allowed here. A. can B. can’t C. needn’t
--____ do you read English newspaper? --I read China Daily every day. A. How soon B. How long C. How often
--Which do you prefer ,orange or coffee?,thanks. I like a cup of tea. A. Either B. Neither C. Both