更多"At the Kyoto conference on global w"的相关试题:
[单项选择]At the Kyoto conference on global warming in December 1997, it became abundantly clear how complex it has become to work out international agreements relating to the environment because of economic concerns unique to each country. It is no longer (21) to try to forbid certain activities or to reduce (22) of certain substances. The global challenges of the inter-link between the environment and development increasingly (23) us to the core of the economic life of states. During the late 1980s we were able, through international agreements, to make deep (24) in emissions (25) the ozone layer. These reductions were made possible (26) the harmful substances could be replaced (27) negative effects on employment and the economies of states.
Although the threat of global warming has been known to world for decades, we know that the effects of measures, (28) harsh measures taken in some countries, would be nullified if (29) c
A. for
B. with
C. as
D. without