in bed 到底是生病在床还是（躺）在床上的意思,in the bed 呢,还有on bed…他们之间怎么区分

in bed 到底是生病在床还是（躺）在床上的意思,in the bed 呢,还有on bed…他们之间怎么区分 在床上是in the bed 还是on the bed 在床手机bed 的介词是on还是in? 英语翻译 在床上on the bed 还是 in bed in bed 和on the bed有什么区别?在床上看书是read in bed还是read on the bed?如果是read book 是read book in bed还是read book in the bed?什么时候用in bed,什么时候用on the bed? bed（床）的介词是什么?是on还是in? 为什么是have breakfast in bed而不是in the bed?When Linda was a child,her mother always let her have breakfast ____?A.in the bed B.in bed为什么答案是in bed而不是in the bed?in bed不是“（生病）卧床”的意思吗? 英语题1道（关于语法）There is a pair of trousers ______.A. in a bed B. on bed C. in the bed D. in bed ? 答案： C为什么选C?在床里面? 是sleep in a bed还是sleep on a bed? 生病住院是in hospital 还是in the hospital? Reading___the sun is bed for our eyes.空格处应填什么到底是in还是under，还是两个都可以？ in hospital,in the hospital,和 in a hospital?in hospital是指在医院工作或去医院办事,in the hospital是生病住院.那莫in a hospital是指在医院工作或去医院办事,还是生病住院? in the playground翻译中文到底是“在操场上”还是“在操场里”呀? tom'father is ill.he is in bed 还是on bed 或是in the bed抑或是at bed? 为什么觉得地球是在生病了 on the sofa还是in the sofa on the bed还是in the bed on the chair还是in the chairon the sofa还是in the sofa on the bed还是in the bed on the chair还是in the chair?急!~~~在什么情况下用in什么情况下用on呢?请高人指点啊·· 到底是in German还是in Germany在德国 到底是in Germany 还是in German 我查过 in Germany 用德语in German 在德国究竟是什么呢? 上床睡觉到底是go to bed 好呢,还是went to bed 好呢,急