题目内容
Jane is high school student in the United States.
A.a 18-year-old | B.a 18-years-old |
C.an 18-year-old | D.18-years-old |
C
试题分析:句意:简是美国的一名18岁的高中学生。年龄作定语的形式为:数字-year-old,因为18是元音音素开头的故用不定冠词an来修饰,故选C。

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