—How about the walls?—The walls are thick.A. three-inchB. three inchesC. three-inchesD.

发布时间:2020-08-17 13:44:34

—How about the walls?
—The walls are     thick.
A. three-inch
B. three inches
C. three-inches
D. three inch

网友回答

A. three-inch
(答案→)B. three inches
C. three-inches
D. three inch
解析:three inches thick作表语。
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