A-A+
In areas where avalanches are known to happen
问题详情
In areas where avalanches are known to happen ______.
A．local residents stay indoors when the weather is bad
B．measures are taken to prevent serious avalanches
C．small avalanches can easily be prevented
D．skiers form. themselves into a wall to keep the snow in position.
参考答案
正确答案：B
解析：本题考查细节理解。第四段讲到当地居民知道斜坡可以造成雪崩的形成，就想方设法保留积雪，修制平台，防止积雪下滑，他们用炸药把大的雪块炸碎，更重要的是警告滑雪者不要到危险的地方滑雪。
