问题
选择题
With more forests being destroyed, huge quantities of good earth each year. [ ]
A. is washing away
B. is being washed away
C. are washing away
D. are being washed away
答案
答案：D
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With more forests being destroyed, huge quantities of good earth each year. [ ]
A. is washing away
B. is being washed away
C. are washing away
D. are being washed away
答案：D