理论部分：
License & License Related 驾照相关内容
1. Your drivers license may be suspended for causing one serious accident。
出现严重的事故，你的驾照会被暂停。
2. Your license may be suspended or revoked for letting someone use your license。
让别人使用你的驾照，你的驾照将被暂停或吊销。
3. If a policeman requests you to take a test to see if you are driving under the influence of
alcohol or dr
