(a) ten days' holiday 到底有没有a

英语中有没有we have a seven days' holiday的说法?为什么?按语法来讲. a three—day holiday a three days holiday a five days' holiday还是a five-day holiday a two-day holiday 与 two days' holiday 有区别吗 we will have a two days' holiday There was a football game ten days ago.(用in ten days替代ten da 英语中 有a seven days' holiday 这个说法吗?讲语法 three-day与 three days' 有什么不同?如：We’ll have a__ holiday.What a a seven-day holiday 和a seven days' holiday 还有a seven day's h 关于a ten-day holiday的用法问题! I have a happy holiday in 8 days Tony will have a _______(five days long) holiday.