单句汉译英As he was beaten black and blue,the poor boy could not move at all.please explain "black and blue" too.

单句汉译英As he was beaten black and blue,the poor boy could not move at all.please explain black and blue too. 单句改错He is talking so much about America as if he has been there Little did he think of himself,although he himself was in danger.单句改错.如题. 单句改错：He was made copy the text twice after a mouse是after school 单句改错：When I （saw） her,（he） was shouting （out） for help. 单句改错：A very handsome present was given him when he retired He understands that friendship is about feeling and that we must give as many as we take 单句改错 Johnny looked as tough as he was求翻译 he was thinking in the same way as i was as he was hungry,he ate nothing 正确吗 Old as he was,he insisted on going with us Angry as he was,he couldn't help saying so angry as he was,he couldn't saying so. He did the experiment as he was told.为什么要用as?as在这是啥意思? 单句改错：1,All but was here just now.2,Although he is considered a great writer ,however his works We all thought it was him who had stolen it. The king let him chose what he liksd 单句改写 单句改错1.Do you mind if I opened the window?2.There is not a space in the room for studying.3.No matter hoe the problem was hard,we had made up our minds to settle it.4.He speaks confidently as if he knows everything that is going on in the worl looks as if he was dead 和he looks as if he is dead的区别.