Work on it had begun before my sister left.这句语法讲解下,有点迷糊.
问题描述：
Work on it had begun before my sister left.这句语法讲解下,有点迷糊.
答
—Hello, I’m Harry Potter.—Hello, my name is Charles Green, but ________________.call my Charlescall me at Charles call me Charlescall Charles me—Hello, May I speak to Don, please? —______________...