You had better _______ your homework carefully. A. going B. to do C. do
Li Lei knows two foreign languages. He can speak _______ English______ French.
The dictionary ________ me more than 100 yuan.
--- Can you hear a girl ______ in the room? --- Yes. let’s go to see her.
Of the two cities. I think Chongqing is ______ one.
--- Is Mr black really ill? ---_________. He’s in hospital.