2021版英语全能大一轮复习人教版核心素养微专题 选修8 WORD版含解析.doc

1、温馨提示： 此套题为Word版，请按住Ctrl,滑动鼠标滚轴，调节合适的观看比例，答案解析附后。关闭Word文档返回原板块。核心素养微专题核心素养培养创新精神, 掌握先进技术吸取先进的理念, 树立科学的学习方法。高考链接2019全国卷C; 2019江苏高考C; 2018全国卷D; 2018江苏高考D; 2017 全国卷C; 2017全国卷A; 2017北京高考D; 2017天津高考C(2019全国卷C)As data and identity theft becomes more and more common, the market is growing for biometric(生物测量

2、)technologieslike fingerprint scansto keep others out of private e-spaces. At present, these technologies are still expensive, though. Researchers from Georgia Tech say that they have come up with a low-cost device(装置)that gets around this problem: a smart keyboard. This smart keyboard precisely mea

3、sures the cadence(节奏)with which one types and the pressure fingers apply to each key. The keyboard could offer a strong layer of security by analyzing things like the force of a users typing and the time between key presses. These patterns are unique to each person. Thus, the keyboard can determine

4、peoples identities, and by extension, whether they should be given access to the computer its connected toregardless of whether someone gets the password right. It also doesnt require a new type of technology that people arent already familiar with. Everybody uses a keyboard and everybody types diff

5、erently. In a study describing the technology, the researchers had 100 volunteers type the word “touch”four times using the smart keyboard. Data collected from the device could be used to recognize different participants based on how they typed, with very low error rates. The researchers say that th

6、e keyboard should be pretty straightforward to commercialize and is mostly made of inexpensive, plastic-like parts. The team hopes to make it to market in the near future. 【文章大意】这是一篇说明文。本文介绍了一种新的科技智能键盘, 它能给e-space用户带来安全, 而且这项技术也不贵。1. Why do the researchers develop the smart keyboard? A. To reduce pr

7、essure on keys. B. To improve accuracy in typing. C. To replace the password system. D. To cut the cost of e-space protection. 【解析】选D。细节理解题。根据第一段的At present, these technologies are still expensive, though. 和第二段的Researchers from Georgia Tech say that they have come up with a low-cost device that gets

8、 around this problem: a smart keyboard. 可知, 研究者们开发智能键盘是为了降低e-space保护的成本。故选D。2. What makes the invention of the smart keyboard possible? A. Computers are much easier to operate. B. Fingerprint scanning techniques develop fast. C. Typing patterns vary from person to person. D. Data security measures a

9、re guaranteed. 【解析】选C。细节理解题。根据第二段的The keyboard could offer. . . the keyboard can determine peoples identities可知, 由于每个人的打字方式不同, 使得智能键盘能够识别人的身份。故选C。3. What do the researchers expect of the smart keyboard? A. Itll be environment-friendly. B. Itll reach consumers soon. C. Itll be made of plastics. D. It

10、ll help speed up typing. 【解析】选B。细节理解题。根据最后一段的The team hopes to make it to market in the near future. 可知, 研究者们希望智能键盘能早日面世。故选B。4. Where is this text most likely from? A. A diary. B. A guidebook. C. A novel. D. A magazine. 【解析】选D。文章出处题。本文介绍了一种新的科技智能键盘, 它能给e-space用户带来安全, 由此可知, 本文是一篇关于科技的文章, 结合所给选项可知, 本文

11、可能来自一本杂志。故选D。 捕捉关联信息明晰作者意图1. 根据文体类别判断写作目的。广告类文章一般是为了推销; 故事类文体往往通过词汇的感情色彩表达特定的意义; 说明类文体一般是为了普及和推广; 议论文的目的往往是表达一种观点、立场、态度或看法等。2. 从写作手法上判断作者意图。根据文章的写作手法(比如: 倒叙、设问、举例、比喻、引用、对比等)判断作者的写作意图。3. 利用语篇标志词判断上下文的逻辑关系(but, yet, so, because, in fact, however等)。以本文第1题为例, 解题策略如下: Step 1根据问题定位关联信息these technologies a

12、re still expensive, though; they have come up with a low-cost device that gets around(deal with) this problemStep 2尝试解答: D。话题词汇identity; fingerprint; security; unique; type; recognize; 短语句式come up with; get around; regardless of; be familiar with; based on; make it to market微语法填空Nowadays, biometric

13、technologies-like fingerprint scans-are 1. _ (wide) used to prevent identity theft. However, these technologies are still expensive 2. _(use). In order to cut down the cost of protecting personal information, researchers came up 3. _ a low-cost device, a smart keyboard that can record and analyse th

14、e users habit of using the keyboard. Thus, the keyboard can determine peoples identities, and whether they should 4. _ (give) access to the computer its connected to, regardless of 5. _ someone gets the password right. This technology has been tested with 100 volunteers and proved efficient and prec

15、ise. The 6. _ (researcher) hope to make it to market in the near future. 1. 【解析】widely考查词性转换。此处为副词作状语, 修饰动词used。2. 【解析】to use考查不定式。“形容词+不定式”为习惯搭配。3. 【解析】with考查固定搭配。come up with为固定搭配。4. 【解析】be given考查被动语态。they 和give access to之间为被动关系。5. 【解析】whether考查宾语从句。句意: 不管某人是否输入正确的密码。此处为whether 引导的宾语从句。6. 【解析】researchers考查名词复数。此处复指上文提到的研究人员, 为复数。关闭Word文档返回原板块