Question

【题目】She's a ______________ girl.

A. nine-years-old B. nine year old

C. nine-year-old D. nine years old

Answer 1

【答案】C

【解析】句意：她今年九岁。考查年龄表达法。“基数词-year-old” 表示＂几岁大＂，相当于形容词，作定语；而“基数词+years +old”在系动词后表明主语的年龄，做表语。本句girl是名词，需用nine-year-old修饰作定语，根据句意结构，可知选C。