need sleeping =need to be slept 睡觉为什么用被动语态

i need more sleeping need sleeping =need to be slept 睡觉为什么用被动语态 so they need the ( )sleeping time. need need need=in need of I am not feeling___today,Maybe I need moreAwell,sleeping Bgood,sleeping Cwell,sleep Dgood,sleep Robots never get tired and don't need sleep?don't need sleep不理解need后为什么用sleep原形?用sleeping 或asleep 不用the吗？ Space sleeping bags need（）（fix）to the walls to stop floating 动词填空 they need the (long) sleeping time.long用什么形式,急.o(>_ Turn off the radio ,dear.Baby is sleeping.There is no need .He?（wake）up. Turn off the radio,dear.Baby is sleeping.There is no need.He ___(wake) up I need to sleeping now,because I' m so tired.怎么改? 【英】all we need=what we need? You need to exercise more.=You need __ __. need doing =need to be举个列子 need doing = need to be 它和need to do有什么区别 word just need,need has need