a eight-year-boy还是an eight-year-boy请高手解答,

a eight-year-boy还是an eight-year-boy请高手解答, 是a eight-year-old 还是an eight-year-old Jim is _____(a/an)eight ——year——old boy. 如何翻译XiaoHong is an eight-year-old boy who has moved chinese people a lot an 【】-year-old boy括号里能填的单词都写出来,比如：an 【eight】-year-old boy注意是【an】不是【a】! Benny is an eight-year-old boy 相同的句子 是a one-year-old boy还是an one-year-old boy a 11-year-old boy还是an 11-year-old boy Have you heard the news?An ____ boy was hurt in tje traffic accident.A.eight-years-old B.eight years old C.eight-year-old D.eight-years old说明原因 A 还是AN English boy.He just ___eleven- year -old boy.A a B an Cthe D 不填 he is ____boy 1.a eight-year-old 2.an eight-year-old 3.an eight-years-old 4.a eight year old He is () eight boy.A:an B:a说明理由 Mary is girl,but she knows a lot about science.A.a eight-year-old B.eight-year-old C.eight years old D.an eight-year-old an eight-minute break 还是a eight-minute break 急 I met eight-year-oid boy at the gate.He was Tom's brother.A.a B.an C.the D./ 一个八岁的男孩用英语怎么说an eight-year-old boy这种说法我知道对,那么an eight years old boy这种说法对吗? Tom was an eight-year-old boy.He come to a new town with his parents.His family was very rich(富有 in the 1927, the plane wasa. three-meter-high b.three meters higha为什么不对?急!an eight-year-old boy不是和a同理的吗？