英语问题an还是a eight-year-old boy

英语问题an还是a eight-year-old boy 是a eight-year-old 还是an eight-year-old a eight-year-boy还是an eight-year-boy请高手解答, 一个英语完形填空题完形填空Fox is an eight-year-old boy.He is a good boy.H 英语 复合形容词一个八岁的男孩：an eight-year-old boy或者an eight years old bo a 11-year-old boy还是an 11-year-old boy 初二英语句子改错He is an eight-year-old boy,although he can look aft 英语翻译Liu Sanzi is an eight—year—old boy from a village in Hun Jim is _____(a/an)eight ——year——old boy. Tom was an eight-year-old boy.He come to a new town with his Benny is an eight-year-old boy 相同的句子 he is ____boy 1.a eight-year-old 2.an eight-year-old 3.an ei