快速阅读:
1. C. New explanations for the obesity epidemic.
2. A. gained the least weight
3. B. it causes sleep loss
4. D. It contributes to our weight gain.
5. C. It suppresses their appetite.
6. D. Those who quit smoking.
7. B. the rising proportion of minorities in its population
8. not entirely clear
9. family size
10. partly genetic
听力:
11. A) He is quite easy to recognize.
12. C) Continue her dancing class.
13. D) The woman may not have followed the doctor's instructions.
14. C) They no longer suit his eyesight.
15. D) He rushed out of the bath to answer the phone.
16. D) Assembling the bookcase.
17. A) Urge Jenny to spend more time on study.
18. C) The local people feel insecure about the dam.
19. B) Its production and sales reached record levels.
20. A) They cost less.
21. C) It is bound to revive.
22. A) Organising protests.
23. C) Anti-nuclear campaigns.
24. A) By harassing them.
25. D) Supportive.
26. B) The air pressure is low.
27. C) People knew long ago how to predict the weather.
28. B) People can predict the weather by their senses.
29. D) They feel burdened with numerous tasks every day.
30. B) Draw a detailed to-do list.
31. A) They have accomplished little.
32. A) Their performance may improve.
33. B) Increased susceptibility to disease.
34. D) Pay more attention to bodily sensations.
35. C) The relationship between stress and illness.