My little brother is ____.A.a six-years old boy B.a six-year

My little brother is ____.A.a six-years old boy B.a six-year My little sister is only____.A.six years B .six years old C. Tom is a six-year old school boy. 请问是six-year-old还是six years old还是six-years-old?(这个空签名有个a ) Wei Hua is a boy of six years old.He（1）other children inthe The _ boy is Tom's brother.A 8-year old B 8 years old C 8yea My young brother ___be 15years old next year A is going to B my little brother is only six _____(month) old. My brother is six years old.对划线部分提问 My brother is (six years old)括号提问 Mary,a ___ girl,is standing under the tree.A.six year old B. His little brother is ( ) a) five years old b)five-years-old