private cars are bringing us convenience, they may also cause more traffic accidents
and pollution.
| A．While | B．As | C．If | D．Since |
Hurry up! The play _______ for ten minutes.
| A．had begun | B．began | C．has been on | D．has begun |
After the final exam, I think all the students want _________.
| A．stop to have a rest | B．to stop having a rest |
| C．to stop to have a rest | D．stopping to have a rest |
It is very kind _______ you to help me with my housework. It is hard _____me to do all
the work.
| A．of, for | B．for, of | C．of, to | D．to, for |
Many people think it very difficult _______ English.
| A．to say | B．to learn | C．speak | D．for speaking |
The teacher asked the students __________ her _______ the word again.
| A．listen to; to read | B．to hear; say |
| C．to listen to; speak | D．to listen to; pronounce |