of the land in that areacovered with trees and grass.A. Two fifth；isB. Two fifth；areC. Two

问题补充：

of the land in that areacovered with trees and grass.

A. Two fifth；is

B. Two fifth；are

C. Two fifths；is

D. Two fifths；are

答案：

A. Two fifth；is

B. Two fifth；are

(答案→)C. Two fifths；is

D. Two fifths；are

解析：句意为：这个地区五分之二的土地都被树草占了

分数的表达法通常有2种情况，分子为基数词，分母为序数词。若分子为一，则分母不变

比如：五分之一 one fifth ；若分子为大于一得整数，则分母用相应的复数形式。如本题：two fifths。当分数修饰名词时，谓语的单复数取决于名词的可数与不可数，单数或复数。