His family are worried about him because they haven’t _____ letters from him for a long time.
| A．accepted | B．received |
| C．written | D．collected |
___________ students in China are learning English at school.
A. Many thousand B. Thousand of C. Thousands of
The teacher asked me _______ the windows after school.
A. close B. to close C. closing
It’s time to do your homework. Stop _______TV.
A. watching B. to watch C. seeing
Lily thinks playing_________ piano is exciting, she often plays it in her free time.
A. a B. the C. /
I ________ play computer games, but now I don’t like it.
A. use to B. am used to C used to