【题目】With more forests 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
在线课程【答案】D
【解析】
试题分析：考查动词的时态和语态。句意：随着森林的破坏，每年大量的土地流失。 A quantity of修饰不可数或可数名词，做主语时，谓语动词用单数形式。Quantities of 修饰可数或不可数名词，做主语时谓语动词 用复数形式，故选D项。
考点 : 考查动词的时态和语态