当你提醒小明不要在房间玩球时，说：
A．Don't read in bed, Xiaoming !
B．Don't be late for school, Xiaoming !
C．Don't play ball in the room, Xiaoming !
（）My father sometimes _________ to the library on foot.
A.goB. going C. goes
（）He is good at _________.
A.swims B.swim C.swimming
（）_________ he like surfing the Internet? No,he .
A.Do;don’t B. Does;doesn’t C. Does;don’t
（）She _______ a lot of friends.
A.has B. have C. having
（）Helen likes _______ in the music room.
A.play the piano B. plays the piano C. playing the piano