11. It isn't quite _______ whether he will be present at the meeting.

A. certain B. exact C. sure D. right

12. ——Do you like the place of interest?

——On the contrary，it's the _______ place that I want to visit.

A. worst B. best C. last D. latest

13. When I got off the bus，I found my pocket ______.

A. lost B. stolen C. missing D. picked

14. This time，he jumped _______ enough and was ______ praised by his teacher.

A. high，highly B. highly，high C. highly，highly D. high，high

15. This tie doesn't ________ this coat.

A. suit B. match C. become D. fit

16. His father work as a ______ in a hotel and her mother a ________ in a private company.

A. cook，typewriter B. cooker，typewrite C. cook，typist D. cooker，typist

17. It is no arguing with Bill because he will never change his mind.

A. use B. help C. time D. way

18. We want to rent a bus which can 40 people for our trip to Beijing.

A. load B. hold C. fill D. support

19. Don't respond to any e-mails personal information，no matter how official they look.

A. searching B. asking C. requesting D. questioning

20. Finding information in today's world is easy. The _________ is how you can tell whether the information you get is useful or not.

A. ability B. competition C. challenge D. knowledge