There are many trees and flowers on ________side of the street.
— Could you tell me_? —Sorry, I don’t know. A. When will the plane take off B. When the plane will take off C. When would the plane take off
-What time will Diana get to Chengdu? -I’m not sure. When he ________, I’ll call you. A. will arrive B. arrive C. arrives
-Where is John? -He ______ the science lab. A. has gone to B. has been to C. went to
-How about having a picnic with me? -I’d love to, ______ I’m afraid I have no time. A. so B. and C. but
-Dad, may I watch TV? -No, you can’t. You _______ finish your homework first. A. must B. can C. may