问题描述： you don't have to be dirty to be 1个回答 分类：英语 2014-10-05 问题解答： 我来补答 你不必很脏很差类似语句Keep in mind that you have to be home by 11 o'clock.记住,你必须在十一点以前回家.You'll have to look sharp if you want to be on time.如果你想准时的话,就得赶快.Many students have to be boarded out in the town.许多学生得在城里膳宿. 展开全文阅读
