改错 I don’t know when will they come

改错 I don’t know when will they come I don't know when ( ) famous I don't know when leave 还是I don't know when to leaf i don't know What class is she in 改错 I don‘t know whose bike is this.怎么改错? I don't know when I have been loving I don’t know when we shall start the work. 英语翻译I don't know when( )for Shanghai.(leave) when it left scars can heal~i don't know~ But I don't know when he---------(go to bed) I don't know. 改错:I didn't know him and I don't want . “i don't know you know i don't know i don't know when the managerI don't know when the manager -----(return),but when be ----(come)back i ---(let)you know. I don't care when you leave because you don't know cherish me 什么意思 ? I don't know when we shall start.(改为简单句) I don't know ____ ____ ____. I don't know when we should leave for Nanjing.I don't know when______ _________ __________Nanjing 改错句子 I really don't know where it was I left my wallet.怎么改?