2019-2020学年北师大版英语必修2:Unit 4 核心素养拓展练
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1、核心素养拓展练素养解读 2017 版普通高中课程标准首次提出“学科核心素养” 。英语学科核心素养由语言能力、文化意识、思维品质和学习能力构成。随之而来,以后的英语考试将更加坚持能力立意,突出核心素养的考查。下面文段就是围绕“思维品质”这一学科素养展开。在网络时代如何保护个人信息的安全成了首要问题。研究者发明的新型芯片为我们提供了更好的选择。主 题 : 未 来 数 据 的 安 全 学 科 素 养 : 思 维 品 质Remember sci-fi movies with the big red button that says “Do Not Touch.Emergency.Self-Destru
2、ct(自毁) ”?While they have been the things only in movies,they may soon become a reality.In todays digital age,where nearly everything runs on technology,we share so much of our personal data with others.The biggest concern for users as well as data gatherers is to protect this data from being stolen
3、and misused.If all else fails and destroying the data is all that can help,how can one do that when the data is sitting on a chip miles away?Think about the military and the defense department of countries.Those of you who play Clash of Clans understand the idea of using troops that will defeat your
4、 enemys defenses and the importance of developing your own defenses.If sensitive data were to fall into the hands of spies,that can be dangerous.There can be mistakes or errors made by people who made it and use it,and these mistakes can be used.When you want to keep data safe you either put it into
5、 codes or delete it to prevent misuse.However,a good hacker might be able to retrieve that data.Now imagine your computer is destroyed!No one will be able to get that information back.So taking a cue from sci-fi movies,scientists at Xerox PARC have developed a chip that can physically break up on an
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