17. It is a rule in his family that __________comes home earlier should cook the dinner for the family.

A. anybody　　　　 B. who　　　　 C. who that　　 D. whoever

16. The black horse is___________ of the pair.

A. the strongest　　　　　　 　　　　B. the stronger

C. the strong　　　　　　　　　　　 　D. quite strong

15. I couldn’t have got to the meeting on time____________ an earlier train.

A. if I had not caught　　　　　　　 B. unless I had caught

C. if! did not catch　　　　　　　 　D. unless I caught

13. Take a taxi,___________ you'll miss your train.

　A. in　　 B. during　　 C. throughout　　 D. within

12.________ is quite natural; a beginner can't read the books written in English very quickly.

A. Which　　　　　　 B. As　　　 　　　C. What　　　 D. It 　

11. -Do you regret paying 500 dollars for your necklace?

--No, I would gladly pay__________ for it.

A. two times as much　　　　　　　　 B. twice as many

C. twice as much　　　　　　　　　　 D. as twice as much

10. __________ it rain, the crops_____________.

A. Shall, would be saved　　　　　　　 B. Should, would be saved

C. Would, should be safe　　　　　 　　D. Were, might be safe

9. --You forgot your keys when you left home in the morning.

--Good heavens, ___________.

A. so did I.　 　B. so I did.　 　　C. so you did.　 　　D. so did you.

8. It is impossible for____________ little room.

A. so, such　　 　B. so, so　　　 　C. such a, so　 　　　D. such, such

7. This new-type machine __________ little room.

A. takes up　　　 　B. is taken up　　 C. has been taken up　 　D. is taking up