11. I keep my reference books near my desk for _________.

A. convention                            B. convenience

C. conference                            D. confidence

12. She decided not to _________ her husband’s name when she got married.

A. adore                                 B. adopt  

C. admire                                D. admit

13. Passing the English examination should _________ your chances of getting the post.

A. develop                               B. improve

C. advance                               D. enhance

14. They’ve _________ the prices in the shop, so it’s a good time to buy.

A. deduced                               B. decreased  

C. reduced                               D. lessened

15. I was on the _________ of accepting.

A. border                                B. tip

C. verge                                 D. side

16. Frequent cultural exchanges will certainly help _________ friendly relations between our two universities.

A. feed                                  B. support

C. foster                                D. tend

17. We can visit your company on Monday or Tuesday; our plans are fairly _________.

A. flexible                              B. elastic

C. supple                                D. compliant

18. How I wish to _________ in your sufferings.

A. enter                                 B. contribute

C. participate                           D. provide

19. We must make _________ efforts to improve things.

A. heavy                                 B. thick  

C. massive                               D. large

20. Einstein’s new theory on optics changed _________ scientific ideas about light.

A. technical                             B. original   

C. classical                             D. mechanical