Liu Ming is _______18-year-old student. He got a gold medal in the competition.
A. a B. an C. the
I ______play the piano when I was a young boy .
| A．wasn’t used to | B．wasn’t use to |
| C．didn’t use to | D．didn’t used to |
---May I play soccer with Tom now, Mum? ---When all the homework ______, you may go out to play.
A. finish . will finish
C. is finished D. will be finished
____ is believed that Bell invented the first telephone in 1876.
| A．This | B．That | C．it | D．One |
I must get my homework ____,
| A．done | B．does | C．do | D．did |
Listen! Joy is singing in the next room.-- It _____ be Joy. She has gone
to America.
| A．may | B．must | C．can’t | D．mustn’t |