19. So sudden 　　　　　that the enemy 　　　　　no time to escape.

　　　 A. did the attack; had 　　　　　　　　　　　　　　　　　　　　　　　 B. was the attack; had had

　　　 C. was the attack; had 　　　　　　　　　　　　　　　　　　　　　　 D. did the attack; had had

18.　　 twice, the postman refused to deliver our letters unless we chained our dog.

　　　 A. Being bitten　　　　　　　　 B. Bitten　　　　　　　　　　　　　　 C. Having bitten　　　　　　　 D. To be bitten

17. The news came as quite a shock to us, but he seemed to be_________ surprised.

A. simply　　　　 　　 　B. entirely　　　 　　C. absolutely　 　　　D. hardly

16. ______ difficult the task may be, we must finish it on time, because we can’t miss ______ a precious opportunity．

　　　　　 A. Whatever; so　　　 B. However; such 　　　　　 C. However; so 　　　　　　 D. Whatever, such

15. The discovery of gold in California 　　　　a rush to get there.

　　　 A. set off　　　　　　　　　　　　　 B. set up　　　　　　　　　　　　　　　 C. set out　　　　　　　　　　　　 D. set in

14. The Olympic snowboarding event, 　　　　, was exciting．

　　 　 A. on which many people watched　　　　　　　　　　　　　　 B. where many people watched TV

　　 　 C. which many people watched on TV　　　　　　　　　　　 D. where many people watched on TV

13. He is a man of few words, but he ______ be talkative sometimes.

　　　 A. shall　　　　　　　　　　　　　 　 B. must　　　　　　　　　 　　　 C. can　 　　 　　　　 　　D. would

12. There is much chance 　　　　Bill will 　　　　　from his injury in time for the race.

　　　　 A. that; recover　　　　　　 B. which; recover　　　　　　　 C. that; relieve　　　　　　　 D. which; relieve

11. The project ______ by the end of 2011 will expand the city’s telephone network to cover 2000000 users.

A. being accomplished　　　　　　 　　　　B. accomplished

C. to be accomplished　　　　　　　 　　　 　　　　D. having been accomplished

10. China understands the situation and needs of underdeveloped countries on the issue of climate change and urges developed countries to support them______ technology and finance.

A. in spite of　　　　　　 　 B. owing to　 　　　　　　　 　C. regardless of 　　D. in terms of