问题
选择题
Since 1994, the glacier in Antarctica has lowered by as much as 90cm, _____ sea level to rise. [ ]
A. having caused
B. causing
C. caused
D. being caused
答案
答案：B
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Since 1994, the glacier in Antarctica has lowered by as much as 90cm, _____ sea level to rise. [ ]
A. having caused
B. causing
C. caused
D. being caused
答案：B