Shanghai is one of _______ in the world .
A. more big city B. the biggest city
C. the biggest cities D. the most big city
There are _______ students in this school.
A. two thousand of B. two thousands
C. thousand of D. thousands of
How long have you _______ the bike?
A. kept B. bought C. lent D. borrowed
Once upon a time, an old man tried _______ the mountains.
A. not move B. not to move
C. moving D. to move
---- Mum, may I go out and play basketball ?
---- Well, if you _______ your homework, you can.
A. finishing B. finished
C. have finished D. will finish
Your _______ is really beautiful. Can you sing another song?
A. voice B.sound C. noises D .accen t
