2021届高考英语二轮复习各题型分项专练—阅读理解60篇（16-30）科技类（含解析）.docx

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1、2021高考二轮复习各题型分项专练阅读理解60篇（1630）阅读理解（16）When Gitanjali Rao shared how she likes “finding solutions to real problems” , it was hard to imagine this dynamic 1year-old girl could settle a problem that has escaped scientists for years.In just three months, Rao came up with a device （装置）that can replace th

2、e costly and lengthy tests currently used to reliably determine lead（铅）levels in our fresh water. Inspired by the current litigation （诉讼）in Flint, Michigan, a case of water pollution from 2014 to 2015, Rao designed a new testing system that resulted in her being named America, s Top Young Scientist

3、for 2017.Rao had been following the water problem for about two years. She was amazed by the number of people affected by lead pollution in water and wanted to do something to change this. Gitanjali spent months trying to convince local high schools and colleges to give her lab time to continue her

4、experiment. At home, Gitanjali worked on her project in the “science room” she asked her parents to create for her. Rao has created a device that uses three parts: a cartridge, a Bluetooth reader and an app. To put it simply, the cartridge contains carbon nanotubes（纳米管）that react to lead. This react

5、ion is then registered by the Bluetooth reader, which sends a signal to a mobile app that can tell you immediately if your water is safe to drink.Rao appropriately named the device Tethys after the Greek goddess of fresh water, and is hoping to make a little improvement to get the device on the mark

6、et. While we may not be aware of any lead pollution present in our aging pipelines, lead poisoning can cause delays in physical and mental development. With Rao believing that the purpose of science is to make a difference , her incredible invention could make a difference to millions of people in t

7、he United States.1. What do we know about Rao s device?A. It? s cheap and quick. B, It s cheap and inaccurate.C.It s expensive and reliable.D.It, s portable and time-consuming.Press) found this does not appear to be true, finding that Google continued to save location history even if a user had turn

8、ed off Location History.Google states users can stop the saving of all location markers by turning off another setting, however, which is not clearly identified as being connected to location tracking. The setting is called Web and App Activityn”. It stores different kinds of information from Google

9、 apps and websites to a users Google account.1. Why does the author mention Weather apps?A. To stress Google sendees are widely used.B. To show many apps cantrack a users location.C.To prove Google collects users data illegally.D. To advise people to stopusing them.2. What is the voice from the priv

10、acy activists?A. Users should use the Internet less. B. Google should stop tracking users.C. Google should respect users privacy. D. Google should turn off location services.3. What does the author indicate in paragraph 4?A. The Location History setting is difficult to find.B. The AP asks Google to

11、remove Location History.C. Turning off Location History can avoid being tracked.D. What Google announces is hardly consistent with the fact.4. Which can best summarize the passage?A. Google still tracks you with Location History off.B. Using Google puts you into a dangerous state.C. Google services

12、urgently need to get improved.D. Web and App Activity has endangered peopled life.阅读理解(23)Riding on an exercise bike at home may keep you in physical shape, but it can get pretty boring after a while. Aaron Puzey had been on his exercise bike for half an hour a day for years when he decided to look

13、for a way to make it a bit more fun.With virtual reality technology widely available nowadays, all he needed to do was find a way of applying it to his needs. So he set out to build an app for the Samsung Galaxy Gear VR headset（头戴式视图器）which would allow him to hook it up to Google Street view and mak

14、e it seem like he，s cycling through different real-life locations.Building the app to download the 3D data from Street View and make it viewable in the VR headset was the toughest part of his project. Other than that, all he needed to do was tape a Bluetooth monitor to his exercise bike. Although th

15、e quality of the images sometimes leaves a lot to be desired, leaving complex scenes like trees looking like a mess, Aaron has been having a lot of fun on his journey.Aaron，s project is obviously no substitute（替代品）for real outdoor cycling as it lacks things like the wind blowing in your face or the

16、pain of battling an uphill climb, but it has given him a goal, as well as the chance to take in the beauty of places he might have otherwise never seen. It definitely beats staring at a wall or at the TV for 30 minutes, anyway.Obviously, Aarons set up the officially allows him to ride a bike anywher

17、e around the world. He says he has always wanted to see Japan, so once his ride comes to an end, he plans to start another one across the Land of the Rising Sun.1. Why did Aaron Puzey build the app?A. To invent a new kind of bicycleB. To participate in a competition.C. To satisfy the needs of the pu

18、bl ic.D. To add fun to his exercise bike routine2. Which of the following can best describe Aaron Puxey?A. Creative.B. Ambitious.C. Funny.D. Boring.3. What was the challenge for Puzey in his project?A. Changing the 3D data into pictures.B. Downloading the software from the Internet.C. Making the 3D

19、data viewable in the headset.D. Taping a Bluetooth monitor lo his exercise bike.4. What might be the best title for the text?A. Cycling Across the World at HomeB. The Lazy Man and His Crazy IdeaC. A New Way of Cycling Without EffortD. A Substitute for Real Outdoor Cycling阅读理解(24)Many shopping malls

20、now have special areas that offer shoppers their first chance to experience VR technology”. You may have entered one out of curiosity, or you may think it is just another piece of useless technology. Whatever your opinion, VR, or virtual (虚 拟的)reality, is going to become a big part of our lives very

21、 soon.2016 saw the introduction of many fancy products in the world of VR,including Microsoft, s HoloLens and Samsung? s Gear VR. All of them offer an exciting look at the new realities and opportunities that VR brings. These, however, are the early days of a technology that is expected to go from s

22、trength to strength. And 2017 looks like it is going to be the year in which VR technology really takes off.For a start, using VR will become more normal in 2017. Microsoft and Intel have already discussed their plans for simpler and less expensive VR headsets.“The idea of VR will stop being a sci-f

23、i (science fiction) idea, and instead it will turn into an industry of real products used as ways to show off imagination, said Andrew, a designer at US VR company, Survios. It is also expected that VR products will play a part in more common and real-life fields like fashion and film. For example,

24、to enjoy the atmosphere and energy of the front row experience at a fashion show, fans will no longer have to go along in the flesh. Instead people will be able to enjoy the experience by just wearing a VR headset at home.You can also expect VR mirrors and fitting rooms sooner rather than later. Thi

25、s is an especially good opportunity for brands looking to offer very personalized experiences, said Roy De Young from US-based marketing agency, PMX.1. Why do many shopping malls have areas for VR experiences?A. To collect shoppers5 opinions.B. To meet the demands of shoppers.C. To entertain shopper

26、s with new technology.D. To introduce the newtechnology to shoppers.2. What does the underlined phrase “in the flesh mean?A. in timeB. in personC. in lineD. in order3. What can we know about VR products from the passage?A. They are not expensive at present. B. They won t be accepted for many years.

27、C.They will meet more personal demands. D.They are being used almost everywhere.4. What may be the best title for the passage?A.VR Meets Our Life GoalB.VR Mirrors Are ComingC.VR Takes Over FashionD. VR Is Becoming Real阅读理解（25）We all know that Apple iPad is designed mainly for business people. But be

28、sides business people there are many other people who are interested in getting one. Students are very interested in the latest technology. So you cannot keep Apple iPad away from students. The question is: Should they buy an Apple iPad?Apple iPad has many features that would work for students, whic

29、h means that students do not have to carry books for reference. They can use e-books because Apple iPad has a big screen that makes reading a pleasure. You can even write on iPad. So it works as an all-in-one tool that is so light that it can be put in any backpack. The battery life of Apple iPad is

30、 around 10 hours, which is clearly a good point for students. The touch screen is big and iPad does not create any noise while it is working. In a word, Apple iPad does have some features that would do good to students.However, students might have to slow down their work because Apple iPad struggles

31、 when it comes to doing many tasks at the same time. It would create a problem if the student has to take down notes quickly while the iPad does not allow him/her to work well. Another thing that students might not be happy with is that there is no keyboard. Though iPad has an on-screen keyboard, it

32、 might not be as useful as a real keyboard. Apple iPad has no USB port （端口端r SD card slot （插卡槽），which means students will not be able to share information quickly among themselves.Therefore, I don, t think it s necessary for students to buy an iPad. It may not work as well as they expect. They can b

33、uy a netbook for their study. It would work better for them.1. What is the author mainly talking about?A. Who should buy an Apple iPad.B. What an Apple iPad can do for students.C. Whether Apple iPad can attract students.D. Whether students shouldbuy an Apple iPad.2. According to the author, Apple iP

34、ad is mainly designed for.A. people who are in the business worldB. people who like reading books onlineC. students who hate taking books for reference ople who are interested in the latest technology 3. While using Apple iPad, students.A. can take down notes quicklyB. shouldn，t use a real keyboardC

35、. can t put SD cards into itD. can share information quickly with others阅读理解（26）NASA might be famous for sending rockets up to space quickly. But it will be more famous for making your next holiday come more quickly.The space agency is working on a new plane, which could solve the problems of supers

36、onic （超音速的）flight and vastly increase the speed of journeys abroad. If successful, the plane would be able to fly between New York and London in just three hours. And it would reduce the time spent flying other journeys by a half, since it could be used more broadly. Until now, the problem with such

37、 planes has been the sonic boom（声爆），made famous by the original Concorde. That happens when a plane reaches supersonic speeds.It is a thunderous noise that upsets people on the grounddisturbing animalsand even causing physical problems to materials and houses underneath. It was that effect that led

38、Congress to ban such planes from being used over the US land, a decision that in turn was responsible for Concorde? s failing to be commercially used.In view of the problem, the space agency has developed a new technology and tried it out in wind tunnels, and now believes that it could be put to com

39、mercial use. That plane will fly as high as 55, 000 feetfar higher than normal planesand make a sound ofonly 60 decibels. That s far less than 90 decibels thrown out by normal planes, and is roughly in line with a car on the motorway or a busy restaurant.“As long as we can get endorsement from the g

40、eneral public, the plane will probably be something that, s acceptable, “ said Peter Coen, project manager for NASA s commercial supersonic research team, in a new Bloomberg report. If we get approved, we will have the full-sized version of the plane tried out and the plane will be put into use.1. W

41、hy does the author mention Concorde?A.To suggest the rapid development of planes.B.To stress the negative effect of sonic booms.C.To introduce how a commercial plane is designed.D.To show Congress? important role in making planes.2. What is the fourth paragraph mainly about?A. The basic data of the

42、new plane.B. The working principle of the new plane.C.The problems of the new plane.D. The potential market of the new plane.3. What does the underlined word “endorsement” in paragraph 5 mean?A.ResponseB.Commitment.C.InvestmentD.Agreement4. What is the purpose of the passage?A. To inform people of N

43、ASA s new plane.B. To prove the disadvantages of supersonic flight.C. To explain why speed matters in supersonic flight.D. To clarify some misunderstandings about commercial planes.阅读理解(27)Smartphone photography is not making us dumber. It is shifting the way our minds work, refocusing our attention

44、.Alixandra Barasch, a cognitive(认知的)scientist at New York University, has run similar studies at Stanford, where participants either take photos or don，t take photos while on a museum tour. When instructed to take photos of an exhibit, her participants were more likely to remember visual aspects of

45、their experience (the art and other things they saw) than if they didn，t take photos. But theres a trade-off : The participants taking photos were less likely to remember information they heard.“Photos are increasing visual memories. Barasch says, but it doesn，t come without a cost. And that cost is

46、 our attention. If we are so focused on photos and visuals, we are more likely to ignore other things around us. And what gets ignored does not get remembered.The lesson here is that were probably limiting our experience when were so focused on our cameras. Photos and recordings are always going lo

47、be a thin slice of what you experienced. When we look back on those photos, they do serve as memory cues, but they re not necessarily reminding us of the whole story. They were taken merely by our eyes. What were other senses doing then?” says Linda Henkel, a psychologist from Fairfield University.B

48、arasch，s research finds evidence that smartphones are changing what we notice - they are redirecting or refocusing our attention. When we are hunting for the perfect Facebook shot, we re not listening, we? re not smelling, and were not always paying attention to the beautiful, complex small details that make up the moment, ctory.B. Supportive.C. Sorry.D. Hateful.阅读理解(28)Often people use laptops(笔t己本电月而)on trains and airplanes, in airports and hotels. These laptops connect people to their workplace. In the United States today, laptops also connect students to their classrooms.Westlake College