Question

【题目】About 70% of the earth with water.

A. is covered B. is covering C. are covered D. are covering

Answer 1

【答案】A

【解析】

句意：大约70%的地球被水覆盖。考查动词语态辨析题。主语About 70% of the earth是单数意义，是动词cover的受动者，需用is covered表示被动语态；根据句意结构和语境，可知选A。