Three­fourthsofthesurfaceoftheearth

来源:语文精选馆 1.35W

问题详情:

Three­fourthsofthesurfaceoftheearth

Three­fourths of the surface of the earth________covered by water.

A.is               B.are                              C.were                 D.has been

【回答】

知识点:一般现在时及其被动式

题型:选择题

热门标签