48. According to David Blankenhorn, people commonly believe that ________

19. So large is the Pacific, _____ 30% of the earth’s surface, that the energy generated by its warming is enough to touch off a series of weather changes.

38.

32.刘老师会在每次考试前提醒学生好好复习，根据桑代克的基本规律，这是（ ）的体现。

46. What does the Indiana University study show?

27.

42. Which of the following processes will increase salinity of ocean waters?

10.从内涵上看，社会意识形态包含了属于上层建筑的社会意识形式以及非上层建筑的社会意识形式。（ ）

35.

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

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

26.