________the programme，they have to stay there for another two weeks．
| A．Not completing | B．Not completed |
| C．Not having completed | D．Having not completed |
15. An awful crash between an express train and a bus _____ , however, occur the other day in Russia.
A. does B. did D. has to D. had to
14. Many businessmen attended the Boao Forum (博鳌论坛) because they knew what _____ from the forum.
| A．to get | B．to be got | C．got | D．Getting |
13.The reason is____________ smoking tobacco causes illness.
A. why B because C. thatD. because of
12. Mr. Johnson enjoyed _____ by working in the factory again because he always hates _____ while staying alone at home all day long.
| A．him; that | B．it; it | C．himself; it | D．himself; that |
第二部分知识运用
语法和词汇知识（共15小题；每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
11. -----What about the rent?
------______. You can pay weekly or monthly.
A. It just depends B. That’s all right
C. It’s up to you D. I’m with you on that