Question

【题目】Last week, Sam wrote to _____________ boy to tell his life in the middle school.

A. a five- year-old B. a five years old

C. a five-years-old D. a five year old

Answer 1

【答案】A

【解析】

试题分析：句意：上周，萨姆给一个5岁的男孩写信告诉他在中学的生活。five- year-old五岁大的，是形容词。把结合句意，故选A。