英语中“八年前”用eight year ago 还是ago eight year?

英语中“八年前”用eight year ago 还是ago eight year? 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? 合肥八中 英语怎么说是 Eight high school吗? 英语eight years oldeight years old eight-year-old eight-years-old eight-years old有什么不同 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 boy都可以但是八米长却只能用：eight meters long而八小时的车程只能用：eight hours‘ drive这几种的用法有什么区别,什么时候 (1/2)2008年用英语表达为(year of)two thousand and eight,townty 0 eight是否都正确,还有其他 第八用英语是eight by half past eight last year用什么时态 eight years old与eight- year-old 英语中时间前面是用什么介词,是：in eight o'clock 还是 at eight o'clock, 7:32用英语说?twenty-eight to eight 八年级的英语书用英语怎么说“八年级的英语书”用英语怎么说？the English book of Grade eight 还是the English book for Grade eight 要有依据的，网上在线翻译的不算 是a eight-year-old 还是an eight-year-old __(a) eight-year-old 8,850用英语怎么说是eight thousand eight hundred and fifty还是eighty eight fifty? 一道英语题目关于连字符的They have an _________son.A.seven-year-oldB.seven years oldC.eight-year-oldD.eight years old 1903,2008,2000,850,851年用英语分别怎么说如题大家给的答案都不一样啊……，1998读作ninteen ninty-eight对吗？in the year ninteen ninty-eight the eight month of the year is_____.空格中填什么?