---Listen! Is Tom singing in the room? --- No, it ______ be Tom. He has gone to Paris.A. mustn’t B. needn’t C. can’t
He was going to put some signs old books.
You’d better English.
The website can _______ you with the information that you want.
—Why don’t you use your own knife? —Sorry, I’ve _____ it at home.
—Why not consider _______ to Hainan for the Spring Festival? —That’s a good idea!