最先发觉不对的,是王老师。她按正常速度抑扬顿挫地讲完课,学生也按照预先的设想笑了三次。这时,随着最后一个字的落下,下课铃应该响起。然而铃声居然没响!“停电?”王老师抬头,日光灯亮着呀。“这不可能!”王老师忍不住说出声来,“我控制上课时间极准,最多相差一秒钟!” The first to find that is wrong, Teacher Wang. She finished her class at normal speed, and the student laughed three times in advance of her imagination. At this moment, the bell of the get out of class should ring as the last word falls. However, the ring did not actually sound! “Blackout? ” Teacher Wang looked up, the fluorescent light is on. “This is impossible!” Wang teacher could not help but say, “I control the class time is extremely accurate, up to a second difference!”