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1、专题06 七选五（2020届河南省名校联盟高三联考）How would you feel if moving to a new town meant losing track of your friends? What if the only way of getting news from faraway friends was writing letters that took ages to be delivered? 16 Thanks to advances in technology, how we make friends and communicate with them ha
2、s changed significantly. Nowadays, we can move around the world and still stay in touch with the people that we want to remain friends with. Social media tools let us see what our friends are up to and maintain friendships. 17The digital age also enables us to find people who share our interests, su
3、ch as collecting model cars or playing an unusual instrument. Whatever our hobbies, the Internet can connect us with others who also enjoy doing them, even if they live on the other side of the world. But when you “friend” people online, does this mean that they really are your friends?18If people a
4、lways exchange true personal information online, then yes, these friendships can be real and meaningful. But we need to keep in mind that what we see on social media is often not the whole truth about a person. On social media sites, people tend to post only positive updates that make them appear ha
5、ppy and friendly. But smiling photos can hide real problems. 19 A young person could be old; a woman could be a man; we could even be sharing our information with criminals. 20 Although technology has changed the way we acquire friends, the meaning of friendship and our longing for friends remain th
6、e same. As Aristotle said, no one would choose to live without friends, even if he had all other goods.AIt depends.BAll you need is a Wi-Fi connection.CIts a problem thats getting a lot of coverage.DThis was how things worked not very long ago.E.Remember the saying: on the Internet, nobody knows you
7、re a dog.F.But that doesnt mean that a higher percentage of people feel lonely now.G.But this doesnt mean that we should throw the baby out with the bathwater.【答案】16D17B18A19E20G【解析】本文是一篇说明文。文章讲述了互联网的发展对人类交友的影响及产生的问题.16此题线索是代词指代。选项D意思为：就在不久以前，情况就是这样的。选项D中this指代空前一句中提到的“the only way of getting news f
8、rom far away friends was writing letters that took ages to be delivered”。故选D项。17选项B意思为：你所需要的就是一个WiFi连接。空前一句提到“社交媒体工具让我们了解朋友在做什么，并维持友谊。” 其中“Social media tools”与选项B中“WiFi connection”是相关的。 故选B项。18选项A意思为：那得看情况而定。空前一句问道“你在网上加某人为好友时，这是否意味着他们真的是你的朋友呢? ”；空后一句“如果人们总是在网上交换真实的个人信息，那么是的”，是紧接着回答上文的问题。选项A是呈上启下。故选
9、A项。19选项E意思为：记住这句话：在互联网时代，没有人知道你是一条狗。空前一句“但是微笑的照片可以隐藏真正的问题。”意即“在网络上没有人知道你的真实身份”，与选项E语义相符。故选E项。20此题是逻辑线索。选项G意思为：但是这并不意味着我们应该把婴儿和洗澡水一起倒掉。 上一段提出互联网上存在信息虚假的问题；空后一句提到“但友谊的意义和我们对朋友的渴望没有改变”；选项G中but表示话题的转换。下文表达的观点“我们不能因为有各种问题就不交友”，与选项G语义相符。故选G项。（2020届河南省濮阳市高三第二次模拟）How to DIY Your Own MaskDuring the outbreak
10、of COVID-19, one of the must-have items is the mask. However, many countries are in bad need of medical masks and other protective equipment. 16 But we can make our own masks which can be used repeatedly. Now, lets look at the most popular DIY method for soda bottle gas masks.17 And it doesnt requir
11、e huge skills. With necessary materials and a little training, it can be made in 15 minutes.To make such a mask project, youll require a sharp cutting tool, a market, glue, a 2-liter soda bottle, rubberized foam insulation strip (泡沫橡胶绝缘条) and one N95 mask. Total cost may be $5.First, youll have to c
12、lean the 2-liter plastic bottle. After that, draw a U-shaped area using the marker. 18 Then start with a smaller cut and work your way up from there. Cut away the bottom of the bottle and youll end up with a basic shape.Next, use the rubberized foam insulation as a seal for the edges of the bottle.
13、19 This will serve as a resting place for the N95 mask. Then cut off the N95 masks edging carefully. And place is inside the neck of the bottle. The elastic bands (橡皮筋) from the N95 mask will be used to secure the gas mask firmly on your face. Then a DIY gas mask is completed.Do remember to keep the
14、 gas mask stored in a well sealed plastic bag. 20AIn this way you can make good use of the bag.BThis can prevent it from getting polluted.CThe soda bottle gas mask is very simple to make.DIn this situation it is hard for people to get enough masks.E.It should be big enough to fit your face and yet n
15、ot too big.F.Actually, the idea of DIY gas masks dates back to WW II.G.You should also make a circle of foam insulation inside the bottle.【答案】16D17C18E19G20B【解析】这是一篇说明文。文章介绍“如何自己动手做自己的口罩。”16根据上文提示“然而，许多国家急需医用口罩和其他防护设备。”再根据下文提示“但我们可以自己做口罩，可以重复使用。”承接上下文，D项In this situation it is hard for people to get
16、 enough masks.（在这种情况下，人们很难得到足够的口罩。）切题。故选D。17根据下文提示“而且它不需要很高的技能。只要有必要的材料，再稍加训练，15分钟就能做好。”承接下文，C项The soda bottle gas mask is very simple to make.（汽水瓶防毒面具制作起来很简单。）切题。故选C。18根据上文提示“在那之后，用记号笔画一个U形的区域。”再根据下文提示“然后从一个较小的切口开始，从那里开始。”承接上下文，E项It should be big enough to fit your face and yet not too big.（它应该足够大，
17、适合你的脸，但又不是太大。）切题。故选E。19根据上文提示“接下来，使用橡胶泡沫绝缘作为密封的边缘的瓶子。”再根据下文提示“这将作为N95遮罩的休息场所。”承接上下文，G项You should also make a circle of foam insulation inside the bottle.（你还应该在瓶子里面做一个泡沫绝缘圈。）切题。故选G。20根据上文提示“记得将防毒面具储存在密封的胶袋内。”承接上文，B项This can prevent it from getting polluted.（这可以防止它被污染。）切题。故选B。（2020届河南省郑州市第三次质量预测）Over
18、the past few months, COVID-19 has caused great uncertainty around the world affecting people's lives in all aspects.Education is also greatly affected. With students all turning to online instruction, live-streamed classes have become popular among schools and universities. 16In China, the use o
19、f e-learning is unusual not only in size but also in depth. 17 For another, it proves how modern technology changes the way students are educated and encourages further research and development of educational technology to introduce virtual communities between students and teachers.In fact,online in
20、struction as an alternative teaching mode has been expanding rapidly in recent years.Many Chinese start-ups focus on AI applications in online courses,and various online educational platforms are set up.18 The online education platform MOOC,where a wide variety of courses is available,has attracted
21、the world's top universities to upload and share resources with students around the world.Compared with formal instruction,online courses save abundant costs and create a flexible teaching mode(模式）homeschooling,especially during a crisis. 19For example,rural students with no access to the Intern
22、et and television might be left behind in this new mode.When e-learning becomes the only solution for delivering knowledge,the existing divide could be widened,further deepening education inequality.Also,the quality of teaching becomes heavily dependent on uncertain factors,such as a stable connecti
23、on to the Internet and technical skills.20Yet,the pandemic(流行病）has undoubtedly affected the teaching style in a sweeping manner and given educators around the world plenty of time and space to think about the alternative educational modes.AHowever,online teaching has its own disadvantages.BThe tradi
24、tional face-to-face teaching style has been challenged.CChinese colleges and universities started the spring term online.DMoreover,online education is fairly acceptable to college education.E.Online teaching provides a chance to reconsider the current education system.F.For one thing,the impressive
25、practice sets a good example to other countries.G.So,it's early to predict how the future of the education system will look like.【答案】16B17F18D19A20G【解析】本文是一篇说明文。文章主要介绍了在线教学模式的利弊。16根据前一句“With students all turning to online instruction, live-streamed classes have become popular among schools and u
26、niversities”可知，随着学生们都转向在线教学，直播课程在学校和大学中变得很受欢迎。B项“传统的面对面教学方式受到挑战”承接上文，B项中的“traditional face-to-face teaching”与上文的“online instruction”相呼应，符合语境。故选B项。17根据后一句“For another, it proves how modern technology changes the way students are educated and encourages further research and development of educational
27、technology to introduce virtual communities between students and teachers.”可知，另一方面，它证明了现代技术如何改变学生的教育方式，并鼓励进一步研究和开发教育技术，在学生和教师之间引入虚拟社区。F项“一方面，令人印象深刻的做法为其他国家树立了良好的榜样”承上启下，F项中的“For one thing”与下文的“For another”相呼应，符合语境。故选F项。18根据后一句“The online education platform MOOC, where a wide variety of courses is av
28、ailable, has attracted the world's top universities to upload and share resources with students around the world.”可知，在线教育平台MOOC提供了各种各样的课程，吸引了世界顶尖大学与世界各地的学生上传和共享资源。D项“此外，网络教育对大学教育来说是相当可以接受的”承上启下，D项中的“college education”与下文的“attracted the world's top universities”相呼应，符合语境。故选D项。19根据后一句“For examp
29、le, rural students with no access to the Internet and television might be left behind in this new mode.”可知，例如，在这种新模式下，无法上网和看电视的农村学生可能会落在后面。A项“然而，在线教学有其自身的缺点”承上启下，A项中的“disadvantages”指下文列举的几个例子，符合语境。故选A项。20根据后一句“Yet, the pandemic(流行病）has undoubtedly affected the teaching style in a sweeping manner and
30、 given educators around the world plenty of time and space to think about the alternative educational modes.”可知，然而，这场大流行无疑对教学风格产生了广泛的影响，给了世界各地的教育工作者足够的时间和空间来思考其他的教育模式。G项“所以，现在预测教育系统的未来是什么样子还为时过早”，引起下文，G项中的“it's early to predict”与下文的“plenty of time and space to think about”相呼应，符合语境。故选G项。（2020届黑龙江
31、省实验校高三第二次模拟）X-rays are high energy waves that are invisible. 16For example,doctors can see inside the human body and security guards at airports can see inside your handbag. In 1895,the German scientist,Wilhelm Rontgen,discovered X-rays by accident. He called them X-rays because he hadn't seen s
32、uch a form of radiation before. 17Wilhelm took the first X-ray picture of the bones of his wife's hand after the discovery. In 1901,he received the first Nobel Prize in Physics for his discovery. X-rays are valuable in medicine because then can see through certain parts of the body. Doctors can
33、take pictures to see which bones are broken or to find out which teeth have holes. The X-rays are strong enough to pass through the skin and muscles,but they cannot pass through hard objects like bones. In the picture,hard objects like bones are white area18There are some situations in which X-rays
34、cannot give you a clear picture. Some organs,for example,may prevent X-rays from showing a broken bone. For this reason,computed tomography(CT)was invented. A person is put inside a scanner,which is a large tube-shaped machine. 19 A computer puts together all of these images,which can show doctors m
35、ore than a normal X-ray can. 20Patients must wear protective clothing for the parts of their body that are not X-rayed. Doc- tors and helpers who work with X-ray machines must wear lead aprons and stand behind screens.AThen the person is X-rayed from all sides.BObjects that X-rays go through appear
36、dark.CIn mathematics,X means something unknown.DAn X-ray machine is used to take these pictures.E.X-rays,however,can also do harm to your body.F.However,they can be an essential tool for finding out what's wrong with you.G.They are useful because they can pass through many things that normal lig
37、ht cannot.【答案】16G17C18B19A20E【解析】这是一篇说明文。文章介绍X射线的用途。16根据上文提示“X射线是不可见的高能波。”再根据下文提示“例如，医生可以看到人体内部，机场保安可以看到你的手提包内部。”承接上下文，G项They are useful because they can pass through many things that normal light cannot.（它们很有用，因为它们可以穿过许多普通光不能穿过的东西。）切题。故选G。17根据上文提示“他称它们为X射线是因为他以前从未见过这种形式的辐射。”再根据下文提示“在这个发现之后，威廉给他妻子的手
38、骨拍了第一张X光照片。”承接上下文，C项In mathematics,X means something unknown.（在数学中，X表示未知的东西。）切题。故选C。18根据下文提示“在图片中，像骨头这样的坚硬物体是白色区域。”承接上文，B项Objects that X-rays go through appear dark.（被X射线穿透的物体看起来是黑暗的。）切题。故选B。19根据上文提示“一个人被放进一个扫描仪里，这是一个大型的管状机器。”再根据下文提示“计算机将所有这些图像组合在一起，可以向医生展示比普通X光更多的图像。”承接上下文，A项Then the person is X-ra
39、yed from all sides.（然后对病人进行X光检查。）切题。故选A。20根据下文提示“病人身体未被X光照射的部位必须穿防护服。”承接下文，E项X-rays,however,can also do harm to your body.（然而，X光也会伤害你的身体。）切题。故选E。（2020届湖南省怀化市高三第二次模拟）Earth Day is one of the world's largest environmental movements. Held every year on April 22, Earth Day turns 50 this year. It was
40、created by US politician Gaylord Nelson, aiming to give a voice to people who wanted environmental protection. 16 Back then, it helped to bring clean air and water laws to the US. Now a global movement, it's facing even bigger environmental threats.17 One of these is The Ocean Cleanup based in t
41、he Netherlands. It has successfully made a device that can gather and collect waste from our oceans and rivers, a majority of which is plastic. For us, plastic is an item we use and then throw away. But if you throw away a plastic bottle today, it is non-biodegradable (不可生物降解的).It will still be arou
42、nd for hundreds of years. Much of this plastic waste ends up in the sea, where it kills more than 100 million sea creatures every year. 18It is not just our oceans that are under threat. Over time, deforestation (滥伐森林)，improper farming, and livestock grazing (放牧)can stop green areas from growing. 19
43、 A Chinese non-governmental organizations (NGO) The China Green Foundation is working to change this by planting millions of trees. Another NGO that is making big changes is Welfare Togo. Togo is a developing country in Africa. It faces many environmental problems, including air and water pollution
44、and desertification. To help, Welfare Togo opened 31 schools across the country that focus on teaching sustainable development. Its aim is using education to bring positive environmental changes to Togo.20 However, through small everyday changes, such as recycling correctly, we can also bring about
45、considerable changes to our natural world.AThis is called desertification.BIt aims to support environmental protection around the world.CHis idea was so successful that more than 20 million people joined in Earth Day events.DHowever, because of high demand, we still make more than 300 tons of new pl
46、astic every year.E.It challenges people to promote environmental education.F.Not all of us can make such large contributions.G.Fortunately, many NGOs are stepping up to promote positive changes.【答案】16C17G18D19A20F【解析】这是一篇说明文。文章借由地球日的由来，讲述了目前由于人类的需求，大量的塑料垃圾给海洋生物带来了威胁。此外，过度放牧和滥砍滥伐导致了土地沙漠化。为了解决环境问题，很多非
47、政府组织加入到环保的行列，而我们也可以从日常小事做起。16上文It was created by US politician Gaylord Nelson, aiming to give a voice to people who wanted environmental protection.(它是由美国政治家盖洛德.尼尔森创立的，旨在为想要保护环境的人们发声)与C. His idea was so successful that more than 20 million people joined in Earth Day events.(他的想法如此成功，以至于超过2000万人参加了地球
48、日活动)承接自然，选项中的his idea就是上文提到的盖洛德.尼尔森的地球日的想法，故选C项。17下文One of these is The Ocean Cleanup based in the Netherlands.(其中之一就是基于荷兰的“海洋清理”)与G. Fortunately, many NGOs are stepping up to promote positive changes.(幸运的是，很多非政府组织都加入进来，推动积极的改变)承接自然，The Ocean Cleanup就是上文提到的非政府组织中的一个，故选G项。18上文Much of this plastic waste ends up in the sea, where it kills more than 100 million sea creatures every year.(这些塑料废物中的很多最终都到了海洋，在那儿它们每年造成超过1亿海洋生物死亡)与D. However, because of high demand, we still make more than 300 tons of new plastic every year.(然而，由于需求量很大，我们每年仍要生产300多吨新塑料)承接自然，上下文是明显的转折关系，plastic是关键词，