A-A+
Why are some glaciers called surging glaciers?
问题详情
Why are some glaciers called surging glaciers?
A.They move much faster than other glaciers.
B.They form. during one winter-summer cycle.
C.They continuously change form. as they move.
D.They add a lot of silt to mountain rivers.请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:A
解析:The professor says Most valley glaciers move at a rate of... oh ... between a few inches and a few feet a day. But some glaciers-called surging glaciers- can travel as much as 300 feet a day. (2.2)