(一)斯潘瑟·蒯斯特博士正在他的书桌旁忙碌着。电话铃响了。他不耐烦地拿起了听筒。“喂,我是蒯斯特。”他说。此时是上午九点钟,他最忙的时刻。他听到了一个不很年轻,但颇硬朗的声音。“蒯斯特博士,我是帕克斯——空军准将帕克斯。”在皇家空军部队中,空军准将可算一个举足轻重的人物。“请你挂上保密机好吗,博士?”蒯斯特有点惊讶,但他还是按了一下电话机上的红色按钮。按钮上标着“SCRAMBLE”字样。这是专供高级官员秘密通话用的。它会改变谈话者的声音。即使有人窃听,也 (A) Dr Spencer Crest is busy at his desk. The phone rang He picked up the receiver impatiently. “Hey, I am 蒯 特..” He said. It was nine o’clock this morning, his busiest time. He heard a not very young, but tough sound. “Dr Sister, I am Parks - Air Force Brigadier Parks.” In the Royal Air Force, Brigadier General Air Force may be considered a pivotal figure. “Could you please hang up on the security machine, Dr.?” Staster was a bit surprised, but he pressed the red button on the phone again. The button marked “SCRAMBLE” words. This is for private use by senior officials. It changes the speaker’s voice. Even if someone eavesdrops, too