去北京的飞机在15分钟后离开 The plane for Beijing will leave ___ ___ ___.
问题描述：
去北京的飞机在15分钟后离开 The plane for Beijing will leave ___ ___ ___.
答
in fifteen minutes
去北京的飞机在15分钟后离开 The plane for Beijing will leave ___ ___ ___.
in fifteen minutes