英语翻译we only sleep about three hours a day.and we sometimes sleep standing up.

英语翻译we only sleep about three hours a day.and we sometimes sleep standing up. 英语翻译开头是这样的How much sleep do we need?We are all different.Some people need only three hours of sleep a night. if we sleep for only five or six hours a night.we will be____ 英语翻译We have ()()()for only 20 dollars 英语翻译1.There must be few questions on which responsible opinion is so utterly divided as on that of how much sleep we ought to have.2.What could be disastrous,however,is that we should press too quickly towards this goal,sacrificing sleep only 英语翻译A healthy lifestyle If we want to keep fit,we must have a healthy lifestyle.But how could we get a healthy lifestyle?I think ,on the one hand,we should get enough sleep,only in this way ,we could have enough energy to study,on the other h why are we sleep? why we must sleep 英语翻译We dream during the rapid eye movement stage of sleep.的英语翻译 英语翻译..怎么说这句.We have only earth? 英语翻译only make friend with those we trust each other 英语翻译句子 The whispering before we sleep Just one more thing that you can not keep. We have about five periods of rapid eye movement sleep during the night.的英语翻译 I only want to sleep ..sleep..请翻译为中文 英语翻译我们只看到坏的 英语翻译 是we only see the bad还是we only see the badness? Why do we need sleep why don't we sleep? only when i sleep 中文意思?