第5题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard.[A] The door needs repairing. [C] He couldn’t open the door. [B] He bad lost all his keys. [D] He wanted the woman to help him. 参考答案:C 答案解析:[听力原文] W: Why are you just standing outside instead of going in M: I have tried all my keys i