c语言 与:翻译:"you must clean your bedroom before you go out''

翻译:"you must clean your bedroom before you go out'' 翻译:"you must work hard at your lessons so that you can enioy yourself you must reboot after previous operation翻译 翻译:"his mother stops him and says:''you must wash your face and brush your teeth first You must selecta valid of birth请翻译 Once you have made a promise ,you must carry it out. 翻译 “you must try reading books as many as you can!"这句话对不对 用text界面安装linux时，"you must have a / partition" 是怎么回事？ 安装酒精虚拟光驱的时候提示"You must reboot after previous operation"要怎么办? You must’t take the book out of the reading-room.怎么翻译