2008年6月大学英语四级试题(听力暂缺)(16)

57.What is said about global warming in the first paragraph?

A) It may not prove an environmental crisis at all.

B) It is an issue repuiring worldwide commitments.

C) Serious steps have been taken to avoid or stop it.

D) Very little will be done to bting it undet control.

58.According to the author's understanding, what is A1 Gore's view on global warming?

A) It is a reality both people and politicians are unawre of.

B) It is a phenomenon that causes us many inconveniences.

C) It is a problem that can be solved once it is recognized.

D) It is an area we actually have little knowledge about.

59.Greenhouse emissions will more than double by 2050 because of ___.

A) economic growth

B) wasteful use of energy

C) the widening gap between the rich and poor

D) the rapid advances of science and technology

60.The author believes that, since the signing of the Kyoto Protocol,____.