Most of us think that the ocean bottom is ___ smooth land.A.made up forB.made up ofC.made ofD.made b

题目简介

Most of us think that the ocean bottom is ___ smooth land.A.made up forB.made up ofC.made ofD.made b

题目详情

Most of us think that the ocean bottom is ___ smooth land.
A.made up forB.made up ofC.made ofD.made by
题型:单选题难度:偏易来源:不详

答案

B
be made up of意思是:由…组成.

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