10. Don’t let such a ______ matter as this come between us so that we can concentrate on the major issue.

4. Race remains a prominent and ______ issue in the United States, which has struggled to overcome a legacy of slavery and discrimination.

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

3.We work to make money, but it’s a ________ that people who work hard and long often do not make the most money.

54. A neighborhood was classified as a “slow” one when ________.

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

41. The best title of the passage can be ________

20. The Copenhagen conference is looking to agree on a(n) ________ that will be built on the current Kyoto Protocol.

14. Scholars from the University of Kansas published the results of a decade-long study recently, suggesting that sending children to “pre-school” at the age of 4 comes too late to ________ educational drawbacks at home.

26.

27.

47. What does Grace Kao say about interracial lodging?