【单选题】W: Think about this carefully. You must have left them somewhere. M: But the problem is that I need them now. I need them to start my car, and when I get home I have to use them to open the door. W: M...
【单选题】Directions: In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. Afte...