sleep in bed 还是sleep in the bed对?

sleep in bed 还是sleep in the bed对? 是sleep in a bed还是sleep on a bed? 英语sleep in bed 和sleep on bed 的区别 fall in sleep还是fall into sleep Don't sleep in the bed.为什么用sleep sleep sleep sleep sleep A goldfish dosen't need a bed （） A .sleep B.to sleep C. to sleep in D .sleep in 讲一下语法.谢谢 What is the bed in which you don't sleep? 阁下的安乐窝 THE BED YOU SLEEP IN怎么样 go to sleep /bed 区别 You____go to bed and sleep. be in bed,go to sleep,be asleep,go to bed的区别 S() sleep in winter No (sleep) in class stay in bed,world.sleep in peace求翻译~是句歌词咧.