We work for nine hours each day on weekends,for可以省略吗

We work for nine hours each day on weekends,for可以省略吗 We work for nine hours each day on weekends. we work nine hours each day on week 1.the boy is made___(work) for nine hours ecery day work for 15hours a day=work 15hours a day吗 for后跟一段时间的时候可否省略?可以说 They sleep less than nine hours吗 The day made him work for 12 hours a day~ 英语翻译four hours each day for 15 weeks Jimmy can ____ up for two hours each day.(get) work for hours 翻译 sleep nine hours和sleep for nine hours the boss make him work for 12hours a day