27、The police have ____ power to deal with such matters by ____ law.

A、the; the　 B、不填；不填 C、不填；the　 D、the；不填

26、Listen! His family must be quarrelling, ____?

A、mustn’t it　　 B、isn’t it　 C、aren’t they　　 D、needn’t they

25、The little girl couldn’t work the problem out. She wasn’t ____ clever.

A、that　 B、much　 C、enough D、too

24、I have no one ____ me, for I am a new comer here.

A、help　 B、helping　　 C、to help　　 D、to have helped

23、The engineers made two big plans for the dam, ____ was never put in force.

A、one of them　　 B、which C、one of which　　 D、every one of which

22、--What do you think of the concert?

　　 --I really enjoy it. I didn’t expect it was ____ wonderful.

A、as　　 B、more　 C、most　 D、very

21、--Tom, you are caught late again.

　　 --Oh, ____.

A、not at all B、just my luck　　 C、never mind D、that’s all right

20、____ the temperature might drop, coal was prepared for warming.

A、To consider　　 B、Considered C、Considering　　 D、To be considered

19、--We must thank you for taking the trouble to cook us a meal.

　　 --____.

A、With pleasure　 B、It doesn’t matter　 C、It was no trouble at all D、By all means

18、--Do you mind if I smoke?

　　 --____

A、Why not?　 B、Yes, help yourself　 C、Go ahead　 D、Yes, but you’d better not