—Cathy, can you answer the door? I ____________ the chair.
—I’m coming, Dad.
A. repair B. repaired C. am repairing
-- How long have you stayed in this hotel?
--Not long, just this Monday
A. from B. since C. for
It is good manners to ____________ your gloves before shaking hands.
A. put off B. turn off C. take off
—May I play basketball with my friends now?
—No, ____________ you’ve finished your homework.
A. since B. if C. unless
—How nice the T-shirt looks! Maybe it belongs to Jerry’s.
—It ____________ be Jerry’s. It’s much too small for him.
A. must B. can’t C. can
—When did the Greens come to China?
—They_____ China for seven years.
A. have been in B. have been to C. have come to
