全文 10 句（男女对话）· 5 个生词和短语（加粗 + 红色音标 / 词性 / 释义）
作者1. A pilot noticed a balloon /bə'luːn/ n. 气球 which seemed to be making for a Royal /'rɔɪəl/ adj. 皇家 Air Force Station nearby.
作者2. He informed the station at once, but no one there was able to explain the mystery.
作者3. The officer in the control tower was very angry when he heard the news, because balloons can be a great danger to aircraft.
作者4. He said that someone might be spying /'spaɪɪŋ/ v. 侦察 on the station and the pilot was ordered to keep track /træk/ n. 轨迹，踪迹 of the strange object.
作者5. The pilot managed to circle the balloon for some time.
作者6. He could make out three men in a basket under it and one of them was holding a pair of binoculars /bɪ'nɒkjələz/ n. 望远镜.
作者7. When the balloon was over the station, the pilot saw one of the men taking photographs.
作者8. Soon afterwards, the balloon began to descend and it landed near an airfield.
作者9. The police were called in, but they could not arrest anyone, for the basket contained two Members of Parliament and the Commanding Officer of the station!
作者10. As the Commanding Officer explained later, one half of the station did not know what the other half was doing!
作者1. 一位飞行员注意到一个气球，它似乎正飞向附近的一个皇家空军基地。
作者2. 他立刻通知了该基地，但那里没有人能解释这个谜。
作者3. 控制塔上的军官听到这个消息后非常生气，因为气球可能对飞机构成极大的危险。
作者4. 他说可能有人在侦察该基地，于是命令飞行员跟踪那个奇怪的物体。
作者5. 飞行员设法绕着气球飞了一阵。
作者6. 他辨认出气球下面的一只篮子里有三个人，其中一人举着一副双筒望远镜。
作者7. 当气球飞临基地上空时，飞行员看见其中一个人在拍照。
作者8. 不久之后，气球开始下降，降落在一个机场附近。
作者9. 警察被叫来了，但他们无法逮捕任何人，因为篮子里坐着两位议员和该基地的指挥官！
作者10. 正如指挥官后来解释的那样，基地的这一半不知道另一半在做什么！