题目

Elizabeth Clay decided to go home and spend the holiday with her parents．The next day she drove her old car home along the road．   1   she found she got a flat．The 22-year-old student    2    to stop her car by the side of the road in the winter night and opened the trunk．No    3    tyre（轮胎）. At this time, a car    4   ．Paul and Diane told Clay to    5   them to a service station near their    6   ．They arrived to see that it had no suitable tyres to    7    with her car．“Follow us home,” said Paul. The couple called around to find3、如图所示，A、B、C、D在同一条直线上，则图中共有线段的条数为（　　）A、3B、4C、5D、6