Nancy is ______ girl.选项:a、a eighteen-year-old b、an eighteen-years-old c、a eighteen-years-old
问题描述：
Nancy is ______ girl.选项:a、a eighteen-year-old b、an eighteen-years-old c、a eighteen-years-old
Nancy is ______ girl.
选项:
a、a eighteen-year-old
b、an eighteen-years-old
c、a eighteen-years-old
d、an eighteen-year-old
答
d、an eighteen-year-old
加连接号的不能加s,所以B C都错误；eighteen是元音开头的,前面应该是an,所以A错误,故选D