24. ---Thank you so much.--- _____. Which is wrong ?

A. That’s right　 B. Don’t mention it　 C. You’re welcome

D. It’s a / my pleasure　 E. Not at all　 F. That’s OK

23. _____ of the concert he sang an English song.

A. At the end　 B. in the end　 C. by the end　 D. to the end 　　　　　　　　　　　　　　 11.

22. The boss made him _____ for 12 hours a day.

A. work　 B. worked　 C. working　 D. to work

21.They discussed for long and finally they _____ a good idea.

A. thought　 B. thought about　 C. came up　 D. came up with

20. He was careful to avoid _____ in the centre of the city.

A. drive　 B. driving　 C. to drive　 D. drove

19. The _____ man should be taken good care of.

A. ill　 B. sick　 C. asleep　 D. afraid

18. He felt a little nervous because the doctor would operate _____ him at once.　　　 A. on　 B. in　 C. for　 D. with

17. He _____ for five years.

A. has become a solider　 B. took part in the army

C. has joined the army　 D. has been a solider

16. The loud noise made me _____.

A. angry　 B. angrily　 C. happy　 D. happily

15. It’s so hot. Please keep the door _____.

A. open　 B. close　 C. opening　 D. closing