ExercisesDownloads打开原始音频 / 视频 →B1 LISTENING TESTSQuestion 1 / 6请完成全部题目,最后查看答案与解析LISTENING · B1 ▶Listen and answerENWhen is running out of fuel on a German motorway allowed?ANever.BOnly when it’s an emergency.COnly when you can prevent traffic congestion or an accident.保存并进入下一题 →