the cd key you have entered is invalid 是什么意思?这是我下载的CS,它说的.拜托大家了!

the cd key you have entered is in The CD key you have enthered is invalid什么意思The CD key you have enthered is invalid这句话什么意思 Do you have the key ( ) the office The CD key you have entered is invalid 怎么才能玩cs1.6 Do you have the key _______the door the cd key you have entered is invalid 是什么意思?这是我下载的CS,它说的.拜托大家了! Do you have a key, that is the key to unlock my heart.是什么意思? Have you got the key to teh problem?=Have you the problem?是空格 key的用法the key to 后面只能加名词,动名词吗? Eglish is the key to whether can you have a brighter future. 这句子对吗? It's possible that you have left your key in the car.句型转换（ ）（ ）（ ）（ ）that you have left your key in the car. you have got the key to the classroom的反义疑问句 英语翻译People say that money is not the key to happiness,but I always figured if you have enough money,you can have a key made. HOW MANY _____(KEY) DO YOU HAVE hom many ____（key) do you have? You have completed Key Gen Me -----you----the key Yes,it was in my bag .A.Have ,found B.Did ,find Have you seen the key ___my bike A of B to Cfor Dwith key 的介词用法1,Have you got the key _____the door?(to)2.In my opinion,hardworking is a key ____success.(of)答案上是这样的.请教一下key还有没有其他的介词结构?