11. ________ on the cyberspace issue in a speech at a welcoming dinner in Seattle, Xi Jinping called on all countries to cooperate and draw up Internet policies corresponding with their national conditions.

41. The best title of the passage can be ________

45. What does Sam Boakye’s remark mean?

46. What does the Indiana University study show?

50. The 13 measures of psychological well-being are used to _______。

21.

27.

52. It can be inferred that the author is most probably ________.

8. It is important that climate-friendly technologies should be ________ to developing countries to help them build green economy. 

9.Physicians need ________ expertise in pain and symptom management and skills in communication to meet the many needs of this population.

30.

17. —Why do you choose to work with special needs children?   —I think it will add a new _____ to my life.