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

发布时间：2020-08-15 01:45:00

Most of us think that the ocean bottom is      smooth land.
A. made up for
B. made up of
C. made of
D. made by

网友回答

A. made up for
(答案→)B. made up of
C. made of
D. made by
解析：be made up of意思是:由…组成.
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