11. ___________ and we will complete the task sent to us.
A. Another hour    B. An hour later     C. After an hour     D. In an hour
12. My watch __________ five minutes a day, so I have to set it back.
A. wins          B. gets           C. loses        D. gains

13．---Is there any possibility of _______ the match?  ---I’m not sure.

  A. our team to win    B. our team winning   C. our team will win          D. our team won

14. –Did all these funny things happen in your club?

 --No, it was in the class _______I studied English.

A. when      B. where     C. that      D. which

15. The exam turned out to be very easy, ____I hadn’t expected. A. as     B. what     C. which    D. it

16. He was glad that his experience in the army finally ________.

A. paid back     B. paid for    C. paid about    D. paid off

17. _______ to the research, the scientist even forgot to have meals.

A. Devoting   B. Devoted    C. Having devoted    D. To devote

18. ---Good afternoon, Madam. ___________?   ---No, can you help me please?

   ---Yes, Madam. What are you looking for?    --- I’d like to buy a needle.

A. Are you waiting for me       B. Would you like anything else

 C. Have you been waited on      D. What can I do for you

19. The boy was led _______while crossing the road.

A. in the hand     B. by his hand     C. by hand     D. by the hand

20. Nobody could ___ it when the bull broke into the shop and attacked 2 customers with its horns.