____ we know now, oceans cover more than 70 percent of the earth.A.ThatB.WhichC.AsD.What-英语

题目简介

____ we know now, oceans cover more than 70 percent of the earth.A.ThatB.WhichC.AsD.What-英语

题目详情

____ we know now, oceans cover more than 70 percent of the earth.
A.ThatB.WhichC.AsD.What
题型:单选题难度:偏易来源:不详

答案

C
as引导非限制性定语从句。as从句中的谓语常常是: be said, be known, be reported等。

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