Hacking the computer network is a creation of the electric age,but it is based on old-fashioned trust.it cannot work without trust.a rogue loose in a computer system called hacker is worse than a thief entering your house.he could go through anyones electronic mail or add to,change,distort or delete anything in the information stored in the computers memory.he could even take control of the entire system by placing his own instructions in the software that runs it.he could shut the computer down whenever he wished,and no one could stop him.then he could program the computer to erase any sign of his ever having been there. 练习: A.to show that A.hacker is more dangerous than A.thief. C.to demanD.that A.protective computer system shoulD.be set up against thieves. 2.the worD.vandalizing in line 17 means B.creating. D.updating, A.hacking is also known as computer break-in. C.hacking is A.widespreaD.concern. 4.which of the following is not mentioneD.in the passage as an instance of attack by A.hacker? B.shutting down the computer whenever he wishes. D.spoiling A.system for air traffic. A.it will cause fear among the public. C.tough measures are illegal. 【参考答案】1. A 2.C 3. B 4. C 5. D
你的好友发来一杯假的柠檬水,尝尝不?
宁夏银川一中2018届高三第二次模拟考试英语试卷
体坛英语资讯:Fu Yuanhui storms to seasons best in womens 50m backstroke
My Partner 我的小伙伴
国内英语资讯:Chinese state councilor meets with Japan-China friendship organizations
黑龙江省青冈县一中2017-2018学年高一下学期月考B卷英语试卷
Out of the loop “搞不清状况”用英语怎么说?
国际英语资讯:Spotlight: Pompeo attempts to soften hawkish profile at secretary of state confirmation hear
体坛英语资讯:Kenyas Obiri relishes new challenge ahead of Doha Diamond League meeting
美文赏析:花点时间和值得的人在一起
体坛英语资讯:Olympic champion Sun Yang breezes through 200m free heat at China national swimming meet
习近平在十三届全国人大一次会议闭幕会上的讲话
体坛英语资讯:Germanys Werth wins fourth champion at FEI World Cup Final
The Road I Take 我选择的路
体坛英语资讯:Barca grab record-setting win, Sevilla draw with Villarreal 2-2
国内英语资讯:China unveils ministry of veteran affairs
Breathing down the neck?
巩俐、李连杰确认加入迪士尼电影《花木兰》!
体坛英语资讯:Beijing Guoan tie Chongqing Lifan 3-3
体坛英语资讯:Barca beat Valencia to set new Spanish record for unbeaten run
国际英语资讯:UN chief warns of full-blown military escalation in Syria
国际英语资讯:White House says mulling more sanctions on Russia
广西桂梧高中2017-2018学年高二下学期第一次月考英语试卷
老外来中国靠什么赚钱?你绝对猜不到
中国拟在月球背面种花养蚕 打造“微型生态圈”
国际英语资讯:2nd round of Italian govt formation talks fails
国内英语资讯:China Focus: From good to great: Hainans green ambitions grow
你的脸型适合什么样的发型?这里有诀窍
黑龙江省青冈县一中2017-2018学年高一下学期月考A卷英语试卷
小测验 — 和“步行”有关的词汇
不限 |
英语教案 |
英语课件 |
英语试题 |
不限 |
不限 |
上册 |
下册 |
不限 |