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题目内容 (请给出正确答案)
单选题
According to the passage, airline travelers should keep their feet flat on the floor ______.
A

throughout the flight

B

during takeoffs and s

C

especially during landings

D

in case of an accident


参考答案

参考解析
解析:
文章首段指出乘飞机时,人们可通过学习和遵守某些指示来增加存活的可能性。其中该段倒数第二句指出在takeoffs(起飞)和landings(登陆)的过程中,乘客应该“keep your feet flat on the floor”,因此B项符合题意。
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