— Is Mr. Smith driving here?  —I’m not sure. He ______ come by subway.

A left－luggage office is a place where bags ________ be left for a short time，especially at a railway station.

—How many English words do you think I should know?—As many as you ______. Then you will find reading quite easy.

— Bill, is the pink umbrella Anna’s?— No, it _____ be hers. Hers is purple. 

Dick speak Chinese? _ Yes, but he can’t speak it well.