Do you mind telling us something about this area?Not at allof the land in this

问题补充：

--- Do you mind telling us something about this area?

--- Not at all. of the land in this area covered 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：根据题干，第一个空是分数。在英语中表示分数时，分子用基数词，分母用序数词，分子超过一的，分母要加s，故用排除AB；根据本句的主语 the land可知，此处应该用is。所以本题选C。