she is a girl of ( ) A eighteen B eithteen years C eighteen-year-old 选哪个?为什么?高考题,谢谢

问题描述:

she is a girl of ( ) A eighteen B eithteen years C eighteen-year-old 选哪个?为什么?高考题,谢谢

选A
固定用法.
B一般做表语
C作定语