She is a ______ girl .A .eight years old B.eight year old C.eight-years-old D.eight-year-old

问题描述:

She is a ______ girl .A .eight years old B.eight year old C.eight-years-old D.eight-year-old

答案选A .D. eight-year-old

D

D.eight-year-old
如果中间的year不变复数,必须用连字符把这三个词连起来