中国海洋大学/青岛大学/山东师范大学2012作业1及答案

[ A ] cause widespread damage in the countryside

[ B ] affected the entire eastern half of the United States

[ C ] had damaged effect on health

[ D ] existed merely in urban and industries areas

57. As to the greenhouse effect, the author ______B____.

[ A ] share the same view with the scientist.

[ B ] is uncertain of its occurrenceR> [ C ] rejects it as being ungrounded

[ D ] thinks that it will destroy the world soon

58. The word “offset” in the second paragraph could be replaced by

___B______.

[ A] slip into [ B ] make up for

[ C ] set up [ D ] catch up with

59. It can be concluded that _______B_____.

[ A ] raising the world's temperature only a few degrees would not do much harm to life on earth.

[ B] lowering the world's temperature merely a few degrees would lead major farming areas to disaster.

[C] almost no temperature variations have occurred over the past decade.

[D] the world's temperature will remain constant in the years to come.

60. This passage is primarily about ______C____.

[A]the greenhouse effect……

[ B ] the burning of fossil fuels……

[C] the potential effect of air pollution.

[ D] the likelihood of a new ice age.

Part B