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

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.

37.

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.

12. A Russian plane broke up in the air, ________ all 224 people on board which was believed ________ by a bomb planted by Islamic State.

31.

2.The principle stressed using multimedia would never replace the one-to-one ________ between pupil and teacher. 

51. The author’s attitude towards divorce may best be described as “______”.

21.

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

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。