I have art________ ten o'clock________ Friday morning.A. in; at B. at; on C. to; on
—Do you mind if I sit here?—___________. It’s for Miss. Wood.
—Are you going to Guilin by plane?—It’s fast but expensive, so I’m not sure. I __________ take a train.
—How many computers are there in the room?—__________. Some workers moved them to another place just now.
He thought he ________ a teacher two years later.
It’s too cold in the room. Please keep the door _______.