Threefourthsofthesurfaceoftheearth
问题详情:
Threefourths of the surface of the earth________covered by water.
A.is B.are C.were D.has been
【回答】
A
知识点:一般现在时及其被动式
题型:选择题
问题详情:
Threefourths of the surface of the earth________covered by water.
A.is B.are C.were D.has been
【回答】
A
知识点:一般现在时及其被动式
题型:选择题