【高中英语】一道时态题
Withmoreforestsbeingdestroyed,hugequantitiesofgoodearth_______eachyear.
A.iswashingaway
B.isbeingwashedaway
C.arewashingaway
D.arebeingwashedaway
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请详细地解释一下
谢谢!
这道题的确选D
只是为什么啊?
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