问题
选择题
This has focused the world's attention on the polar regions, whose ice is melting at a(n)________ rate.[ ]
A. amusing
B. misleading
C. alarming
D. confusing
答案
答案：C
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This has focused the world's attention on the polar regions, whose ice is melting at a(n)________ rate.[ ]
A. amusing
B. misleading
C. alarming
D. confusing
答案：C