ExercisesDownloads打开原始音频 / 视频 →A2 LISTENING TESTSQuestion 1 / 5请完成全部题目,最后查看答案与解析LISTENING · A2 ▶Listen and answerENWhich building is the library?ABuilding ABBuilding BCBuilding CDBuilding DEBuilding E保存并进入下一题 →