完形填空30篇（附答案解析）（一）Mrs Brown had just finished cooking when she heard a knock at the door. She was _1_ because the postman and the milkman had already _2_ there. She went into the _3_ room and, pulling the curtain (窗帘) back a little, looked out of the window_4_who it was. A man was standing outside the front door. He was a tall man _5_ an old man army coat and a big black hat pulled forward _6_ his eyes, so that it was difficult to see his _7_ clearly. His shoes, Mr
