His little brother is ( ) a) five years old b)five-years-old

His little brother is ( ) a) five years old b)five-years-old 2.Cathy is a ---girl.A.five years B.five-years-old C.five-ye Mike is a _____school boy.A five years old B five--- years - Five years old Five - years- old 英语 急选择 His Maths teather is ( )old A. forty five years B.for Isn't your brother five years old?-( )He is seven. lucy is five years old 对five is old 提问 三.阅读理解Mary is a little girl. She is only five years old. She A the little boy is only five years old,he never gets lost. he is only five years old . she is [five years old]提问 a five-year-old boy与the boy is five years old的区别