17. --- It’s been a wonderful Halloween Party. Thank you very much.--- ( ) .

1. 无( )

A. 　 China is the largest market for valuable commodities.

B. China has built the largest market in the world.

C. 　 China will forbid ivory (象牙) trade by the end of 2017.

D. 　 China sells about seventy percent of the world＇s ivory.

18. 无( )

A. 　 Areal broomstick (扫帚)

B. 　 An air ticket to Great Britain.

C. 　 A$5,152 scholarship.

D. 　 Three credits (学分)

2. 无( )

A. 　 Animal cruelty charges.

B. 　Aleg dislocation (脱臼).

C. 　A serious condition.

D. 　A significant pain.

12. I can say nothing — we haven’t ( ) to any decision on the matter now.

A. 　 come

B. 　 got

C. 　 turned

D. 　 gone

1、Frank joined the U.S.( ) during World War II, and frequently exchanged ( )with Polly, his wife. Frank, away in England, wrote about his ( ) for home and his feelings towards Polly and Dee, their toddler ( ) while Polly described in detail her life at home andexpressedher ( ) over the war, as well as the ( ) she endured from the long ( ). They wrote about their love for each other and ( ) each other with the expectation for their ( )in the future. Tragically, however,Frank was killed in the Normandy landing operation on ( )

12. 无( )

A. 　 To ask Professor Shapiro for advice on his work.

B. 　 To put on his walking shoes for jogging before class

C. 　 To find a professor to write him a recommendation letter.

D. 　 To spend more time practicing writing in his spare time.

30. The old woman has three sons , and ( ) are studying abroad now.

A. 　 two of them

B. 　 two of who

C. 　 two of whom

D. 　 of whom two

5. 无( )

A. 　 Whether a polar bear should live in California.

B. 　 Whether wild animals should be rescued or not.

C. 　 Whether they should go to the Zoo this Saturday.

D. 　 Whether zoos are good for animals or not.

16. --- I have just had my watch repaired.--- How much did they ( ) for that?

A. 　 cost

B. 　 charge

C. 　 spend

D. 　 take

18无( )

A. 　 Where energy is accessible.

B. 　When it is necessary to save energy.

C. 　What electricity means to modern life.

D. 　 Why it is important to protect the environment.