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共81小题，约5140字。
　　拉萨中学高三年级（2017届）第二次月考英语试卷
　　命题：审定：
　　（满分150分，考试时间120分钟，请将答案填写在答题卡上）
　　第1卷（两部分，共70分）
　　第一部分听力（共两节，满分30分）
　　第一节（共5小题；每小题1.5分，满分7.5分）
　　听下面5段对话，每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题，每段对话仅读一遍。
　　1. Where did the woman lose her wallet?
　　A. In the street.  B. In the hotel.   C. On the bus.
　　2. Why will the man go to Beijing?
　　A. To go on business.    B. To visit some friends.    C. To relax himself.
　　3. Why can't Mr.Black meet the speaker now?
　　A. Because he is busy.  B. Because he is on holiday. C. Because he doesn't want to.
　　4. What do you know about the woman?
　　A. She is a policewoman.   
　　B. She knows little about the fire. 
　　C. She escaped from the big fire.
　　5. Why do the two speakers have to stay at home this weekend?
　　A. It will be rainy. B. It will be windy.    C. It will be snowy.
　　第一节（共15小题；每小题2分，满分30分）
　　阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。
　　A
　　In Los Angeles, drivers spend sixty-one hours every year stuck in traffic. These drivers know all too well how bad the traffic can be. “There’re too many cars, and you can’t move around a lot.”
　　Professor Cyrus Shahabi also knows about traffic jams. He lives more than 65 kilometers from his office at the University of Southern California, in Los Angeles. He is always late even with the help of a navigation (导航) system.
　　He decided to develop a program called ClearPath for that. He says his program uses historical data to predict traffic conditions even before the driver leaves the house. “What’s unique (独特的) is that we use a lot of data that’s currently become available including traffic data, weather data, and we analyze that so that we can predict what’s going to happen in front of you when leave home.”
　　Professor Shahabi says his system does more than just answer current traffic conditions. With ClearPath, he says, a driver can decide what time he wants to