To be healthy, one must have at least sleep every day.A. eight hoursB. eight hour’sC. eig

发布时间：2020-08-21 10:58:18

To be healthy, one must have at least      sleep every day.
A. eight hours
B. eight hour’s
C. eight-hour’s
D. eight hours’

网友回答

A. eight hours
B. eight hour’s
C. eight-hour’s
(答案→)D. eight hours’
解析：一般名词所有格 表示人的用’s或’，但是表示时间、金钱和距离的，也可以用表示人的用’s或’，故选D
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