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