16/The people of Kiribati worry that one day their country will be taken away by a sudden high tide.
A.Right
B.Wrong
C.Not mentioned
17、 High tides used to attack Kiribati when there was strong wind or heavy rain.
A.Right
B.Wrong
C.Not mentioned
18、 The heat released by burning oil and coal is the direct cause of global warming.
A.Right
B.Wrong
C.Not mentioned
19、Scientists are not sure how serious the effects of global warming will be.
A.Right
B.Wrong
C.Not mentioned
20、 The coral island nations of the Pacific have a long history of civilization,
A.Right
B.Wrong
C.Not menttioned
21、 The people of the coral island nations are unable to do anything substantial about the problem of global warming.
A.Right
B.Wrong
C.Not mentioned
22、 Some industrialized countries are unwilling to spend money in reducing pollution.
A.Right
B.Wrong
C.Not mentioned
参考答案：AABBCAC
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