14. Though my mother’s disease tortured (折磨) me for two years, I used whatever means I could to __________ that difficult time.

　A. go out　　　　　　　　 B. go over　　　　　　 C. get across　　　　　 D. get through

13. A survey conducted recently __________ that only 32 percent of teens choose outdoor exercise as the way to ease their academic burden.

A. reveals　　　　　　　　 B. releases　　　　　　 C. relieves　　　　　　 D. reviews

12. Behavioral genetics is an important subject, which provides information about the extent __________ biology (生理) influences mind, brain and behavior.

　A. of which　　　　　　 B. to which　　　　　　 C. of what　　　　　　 D. to what

11. -Did Ann fail in English?

-She __________ . Don’t you notice that she looks depressed?

A. might　　　　　　　　 B. must　　　　　　　　 C. may have　　　　　 D. could have

10. -Oil prices are going up almost every day. We really can’t take it.

-But for the situation where frequent unrest __________ lately in the Middle East and North Africa, oil prices __________ so high.

A. happened; would not be　　　　　 　　　　　　　 B. has happened; would not be

C. had happened; would not have been　　 D. has happened; will not be

9. My son made a promise to me before going abroad, __________ smoothing away my worries about him.

A. the one　　　　　　　　　　 B. one　　　　　　　　　 C. that　　　　　　　　　 D. which

8. -Have you ever been to Singapore?

-Yes, I__________ there three times in 2009 alone.

A. have been　　　　　 B. have gone　　　　　 C. went　　　　　　　　 D. had gone

7. -Your daughter is in her thirties. I don’t understand __________ married again and again.

-Now she is at the peak of her career. Work means more to her than anything else.

A. her to delay to get　　　　　　　　　　　　　　 　　　 B. her delaying to get　　

C. her to delay getting　　　　　　　　　 　　　 D. her delaying getting

6. It is announced that big prizes will go to __________ finishes the assignment on time.

A. whom　　　　　　　　 B. who　　　　　　　　　 C. whomever　　　　 D. whoever

5. Not until __________ the Internet __________ that the Chinese sailors were rescued by the European Union Task Force.

　A. did I surf; did I know　　　　　 　　 　　B. did I surf; I knew

　C. I surfed; did I know　　　　　 　　　　　　 D. I surfed; I had known