_____ of the land in that district_____ covered with trees and grass.

问题描述:

_____ of the land in that district_____ covered with trees and grass.
A.Two fifth;is
B.Two fifth;are
C.Two fifths;is
D.Two fifths;are
请选出答案并说明为什么这样选,有什么语法根据!

C
五分之二为two fifths
然后因为五分之二的土地还是不可数,所以用is