If the population of’ the earth goes on increasing at its present rate, when will we use up all the oil that drives our cars? W

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问题 If the population of’ the earth goes on increasing at its present rate, when will we use up all the oil that drives our cars?
What can eventually make the temperature of Venus drop?

选项 A、Venus itself.
B、Carbon dioxide.
C、Oxygen.
D、Rain.

答案D

解析 推理题。从文章最后一段可推出最终是雨水让金星的气温降下来了。
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