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The pressures on a building during tornado can

2022-08-01 21:14:56 问答库 阅读 167 次

问题详情

The pressures on a building during tornado can be relieved by ______.
A.dosing the cellar
B.opening the window
C.using a fan for air circulation
D.strengthening the roof and walls请帮忙给出正确答案和分析,谢谢!

参考答案

正确答案:B
解析:细节题。参见第四段第一、二句:If the windows are open...outside the building.(若打开楼房窗户,室内的一些空气可以流出。这将使楼房内外压力得以平衡。)

考点: