_____should not be allowed to go out at night.
| A．Twelve-year-old | B．Twelve-year-olds | C．Twelve year old | D．Twelve years old |
— Why not go to Lao She Teahouse tonight?
— .
| A．Sounds great | B．It doesn’t matter |
| C．Thank you | D．Sorry to hear that |
I think skiing is than climbing. That’s why I like it.
| A．exciting | B．more exciting |
| C．most exciting | D．the most exciting |
— May I smoke here?
— No, you . This is a no-smoking room.
| A．needn’t | B．mustn’t |
| C．need | D．wouldn’t |
— What’s wrong with you, Eric? You look tired.
— I to prepare for the final exam last night.
| A．picked up | B．looked up |
| C．stayed up | D．put up |
— workers are there in your factory?
— About 1,000.
| A．How long | B．How much |
| C．How often | D．How many |