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 requiring world wide commitments. (C) Serious steps have been taken to avoid or stop it. (D) Very little will be done to bring it under control.

60. The author believes that, since the signing of the Kyoto Protocol, ________. (A)politicians have started to do something to better the situation (B) few nations have adopted real tough measures to limit energy use (C) reductions in energy consumption have greatly cut back global warming (D) international cooperation has contributed to solving environmental problems

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 requiring world wide commitments.
(C) Serious steps have been taken to avoid or stop it.
(D) Very little will be done to bring it under control.

相關試題

相關試卷