Itisa______ridefromhishometotheshoppingcenterAn

It is a ______ride from his home to the shopping center.

A. ninety-miles

B. ninety-mile’s

C. ninety miles

D. ninety-mile

正确答案：D

【参考分析】复数概念作定语且用连字符连接数词与可数名词时可数名词用单数形式