填空题
If a good way can be found to trap and dispose of the associated CO
2
, there is the possibility of continuing to use fossil fuels as ______.
【参考答案】
the main sources of modern energy
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Over the next century the temperature will be more likely to rise from ______ according to the estimation of IPCC.
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Theoretically, people can burn all of the conventional natural resources and can still realize the great goals of ______.
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