第四题,为什么eat后面加s

第四题,为什么eat后面加s eat后面加s是什么意思? Who eats who?为什么要在eat后面加s? usually后面加eat的话eat要加s吗? i like to eat mother's cooking为什么妈妈后面要加‘s Does the tiger eat meat? Do tigers eat meat?Does the tiger eat meat? Do tigers eat meat? 为什么前面一句用 does,后面一句也是第三人称单数. 顺便问问,为什么eat不加s 第四题中为什么stay要加s啊. 第四题中为什么stay要加s啊 dollar后面加s为什么? My uncle often eat out.eat后面要不要加s Don't arrive late for class.Don't eat in the classrooms.class,classroom,同为名词,为什么class后面不加S,classroom加S? Let's后面为什么不用drink,to have ,to eat hobie s后面为什么要加s? yang foods为什么要加s如题You should eat hot yang foods,like beef为什么要加s 基础英语填空题,帮个忙She's eating in the cafeteria today.我可以说where does she eat today?eat后面用加ing吗 sports star eats well为什么eat要加s we know that tigers eat meat tiger为什么加S a man eats an apple eat为什么要加s