How long you have knownhim? I ___(begin)to know him three ye

how long have you ___ there?---About three years.A.been B.go Don't know how to say,begin to have 分析下列句子成分 Can you get him to help me?How long have you worker I want to know how long you will send it to my home?kown,how How long have___lived here?Since they came to China three ye you don't know how long I have wating for you.. I Know how to say stinl long you but I think you don't I reflected long,did not know how to tell you,you should not How long will be staying?----I donnot know.___ you don't know how much/how long I want to see you,为什么用how m I don't have to introduce him to you( )you know the boy.A.un I don't have to introduce him to you —— you know the boy .