of the land in that district covered with trees and grass.A. two fifth; isB. two fifths; a

of the land in that district covered with trees and grass.
A. two fifth; is
B. two fifths; are
C. two fifths; is
D. two fifths; are

A. two fifth; isB. two fifths; are(答案→)C. two fifths; isD. two fifths; are解析：考查分数的表达法，分子基数词，分母序数词，分子超过一，分母加s。分数做主语，此处代表不可数名词land ，故用单数。

我也是这个答案