— Is Mr. Smith driving here? —I’m not sure. He ______ come by subway.
The food on the plate bad. Throw it away.
--- When will you return to your hometown? ---__________.
Only ________ of the students come to school by bus.
It is selfless ________ the doctor to devote all the time he had ________ for the patients.
--- is the school from your home, do you know? --- About 30 minutes’ walk.