– Must I stay here with you?-- No, you ______. You may go home, but you _____ go to the net bar(网吧).

You _________ to eat snacks in the classroom.

—Would you like _______ or shall we go by bus?— I prefer _______,but we have to take a taxi, for time is short.

The Science Museum interests me a lot. I enjoy        there. 

--Is the man standing outside the teacher’s office Mr. Zhou?  --No, it ______ be him. He has gone to Hong Kong for an academic conference.