[商场副总经理竞聘演讲稿急用]尊敬的各位领导、同志们： 大家好，首先感谢公司给了我们这一次参与竞聘的机会，我想说：面对这次的机遇与挑战，我对自己充满信心、对商场的未来充满信心。 竞聘这一个岗位，我自身的优...+阅读

Johnny Smith was a good math student at a high school. He loved his computer. He came home early every day. Then he worked with it till midnight. But Johnny was not a good English student, not good at all. He got an F in his English class. One day after school, Johnny joined his computer to the computer in his high school office. The school office computer had the grades of all the students. The math grades, the science grades, the grades in arts and music, and the grades in English. He found his English grade. An F! Johnny changed his English grade from an F to an A. Johnny's parents looked at his report card. They were very happy. “An A in English! ” said Johnny's Dad. “You're a very clever boy, Johnny. ” Johnny is a hacker. Hackers know how to take information from other computers and put new information in. Using a modem, they join their computers to other computers secretly. School headmasters and teachers are worried about hackers. So are the police, for some people even take money from bank computer account and put it into their own ones. And they never have to leave home to do it! They are called hackers.

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