to sleep nine hours a night is very important.(改为同意句）

I sleep for nine hours every night we need to sleep eight or nine hours every night.为什么need后加to people need to sleep nine hours at least这句话有没有语法错误? to sleep nine hours a night is very important.(改为同意句） She sleep nine hours every night 对nine提问 i need nine hours' sleep every night.改为同义句 I never sleep for less than nine hours.中文是什么? You drink milk and sleep nine hours every i need nine hours' sleep every night.改为同义句 Studdents must sleep for about nine hours every night? i sleep nine hours every night.对划线提问（nine）______ ______ hours do you sleep every night? I sleep nine hours every night.(划线提问)划的是nine 5.Students ______ nine hours a day.A.sleeps B.sleep C.are sleep .Children should sleep nine hours every night.（对nine提问）______ ______ ________ _____children sleep every night? “ten,for,it,kids,good,to,is,nine,hours,every,sleep,night,to连词成句是练习卷上的一道题,我怎么也想不出,大家帮帮忙啦. every,sleep,night,I,hours,nine,连词成句 food,to,me,good,exercise,and,help,better,study,连词成句 i sleep nine hours every night 划线提问______ ______ hours do you sleep every night?1.i sleep （nine hours） every night2.i sleep （nine） hours every night这两个划线提问一个划nine hours一个划nine二者有何区别分别该填 i sleep nine hours every night 划线提问______ ______ hours do you sleep every night?1.i sleep （nine hours） every night2.i sleep （nine） hours every night这两个划线提问一个划nine hours一个划nine二者有何区别分别该填什