Flooding is the most destructive weather disaster in the last hundred years. [br

游客2024-06-17  7

问题 Flooding is the most destructive weather disaster in the last hundred years. [br] Wind currents turn out to be more active in colder areas in the northern hemisphere.

选项 A、Y
B、N
C、NG

答案 C

解析 第2个小标题Wind currents部分第1段:Wind currents are generated by the heating activity of the sun.The sun shines more on the area around Earth’s equator than it does on areas farther north and south,causing a heat discrepancy over the surface of the globe.In warmer regions,hot air rises up into the atmosphere,pulling cooler air into the unoccupied space.In cooler regions,cold air sinks,pushing/ driving warmer air into the unoccupied space.The rotation of the Earth breaks this cycle up,so there are several,smaller air-current cycles all along the globe.原文虽然提到了wind currents的成因,及其在warmer regions和cooler regions的活动情况,但并未比较 wind currents在哪个地区更active,故答案为NG。
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