Scientific research indicates that two-thirds of the earth’s surface ______ with

游客2023-10-11 22

问题 Scientific research indicates that two-thirds of the earth’s surface ______ with water.

选项 A、covered
B、are covered
C、covers
D、is covered

答案 D

解析该题考查考生对主谓一致以及被动语态的掌握。地球三分之二的表面是个单数概念，所以要用第三人称单数；同时，地球三分之二的表面被水覆盖是被动概念，所以要用被动语态。

转载请注明原文地址:https://tihaiku.com/zcyy/3089741.html

相关试题推荐

随机试题

最新回复(0)

Researcherssaypizza-eatersareless______certaincancersaccordingtoastudy