With more forests being destroyed huge of good earth washed away each year.A. are ; num

问题补充：

With more forests being destroyed, huge of good earth washed away each year.

A. are ; number ; is

B. / ; quantities / are

C. be ; number ; are

D. / ; quantities ;is

答案：

A. are ; number ; is

(答案→)B. / ; quantities / are

C. be ; number ; are

D. / ; quantities ;is

解析：

试题分析:考查非谓语动词和主谓一致。在with +宾语+补语构成的复合结构中，补语应该用doing；to do 或者done，由此可以排除A、C选项。Quantities of +复数名词或不可数名词做主语时谓语动词应用复数形式，所以B选项正确。