From most homes you can escape a fire through the ______. Which of the following helps to break a fall from a second floor wind

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问题 From most homes you can escape a fire through the ______.
Which of the following helps to break a fall from a second floor window?

选项 A、Cement.
B、Grass.
C、Pavement.
D、Concrete.

答案B

解析本题为细节题。文章倒数第二段最后第二句提供了答案。故答案选B。

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大学英语三级A级

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