人教版(新教材)高中英语选修3Unit 3 Environmental Protection单元检测卷2.docx
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1、单元检测卷(三)第一局部 听力(共两节,总分值30分)第一节(共5小题;每题1.5分,总分值7.5分)听下面5段对话。每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最 佳选项,并标在试卷的相应位置。听完每段对话后,你都有10秒钟的时间来回答有关小题和 阅读下一小题。每段对话仅读一遍。1. Where will the woman go?A. To a hotel.B To the man s house.C. To a supermarket.2. What does the man mean?A. The price tag of the tennis shoes is miss
2、ing.B. The woman should buy a pair of hiking shoes.C. The tennis shoes are not so expensive as the woman thinks.3. How does the man suggest the woman go to Bali?A. By air. B. By ship. C. By train.4. What does the man suggest the woman do?A. Do some exercise.B , Take a short shower.C. Have a rest.5.
3、. What are the speakers mainly talking about?A. A robbery.B. A newspaper.C A supermarket.第二节(共15小题;每题1.5分,总分值22.5分)听下面5段对话或独白。每段对话或独白后有几个小题,从题中所给的A、B、C三个 选项中选出最正确选项,并标在试卷的相应位置。听每段对话或独白前,你将有时间阅读各个 小题,每题5秒钟;听完后,各小题将给出5秒钟的作答时间。每段对话或独白读两遍。 听第6段材料,回答第6、7题。6. Where does the conversation probably take plac
4、e?A. At a hotel.B. At the customs.到24 000人死于闪电。由于这个原因,气候科学家一直在寻找预测闪电的方法。应选D项。 29. What was special about the system?A. It was based on a number of samples worldwide.B It adopted a different machine learning algorithm.C. It used an effective method of collecting data.D. It required low cost of predic
5、ting lightning.K答案I BK解 析 细节理解题。由第四段第二句可知,与四个主要外表条件即气压、气温、相对湿 度和风速相关的数据被放入一个独特的机器学习算法中,这种算法将数据跟闪电袭击记录作 比对。由此可见,这个系统的独特之处在于它独特的算法。应选B项。30. What will the researchers do next with the laser technology?A. Monitor lightning activity.B. Prevent the occuiTence of lightning.C. Direct energy from lightning.D
6、. Generate electricity with lightning.K答案U cK解 析I 推理判断题。由最后一段第三句可知,参与该工程的科学家正在试验一种激光技 术,希望有一天这种技术可以控制闪电活动,将闪电电荷从云层转移到地面。利用技术将闪 电的电荷转移到地面另做他用,减少危害。换句话说就是控制和利用闪电能量,用作其他用 途。应选c项。31. What can be a suitable title for the text?A. A System of Controlling LightningB A Method of Forecasting LightningC A Theo
7、ry of Employing LightningD. A Model of Creating LightningK答案U BK解 析 标题归纳题。由第一段第一句可知,科学家们表示,他们已经开发出一种利用机 器学习来预测闪电何时何地发生的系统。也就是一种预测闪电的方法,而且下文主要就是围 绕这一点来讲的,应选B项。DWe may think we re a culture that gets rid of our worn technology at the first sight of something shiny and new, but a new study shows that w
8、e keep using our old devices(装置)well after they go out of style.That, s bad news for the environment-and our wallets-as these outdated devices consume much more energy than the newer ones that do the same things.To figure out how much power these devices are using, Callie Babbitt and her colleagues
9、at the Rochester Institute of Technology in New York tracked the environmental costs for each product throughout its life-from when its minerals are mined to when we stop using the device.This method provided a readout for how home energy use has evolved since the early 1990s.Devices were grouped by
10、 generation.Desktop computers, basic mobile phones, and box-set TVs defined 1992.Digital cameras arrived on the scene in 1997.And MP3 players, smart phones, and LCD TVs entered homes in 2002, before tablets and e-readers showed up in 2007.As we accumulated more devices, however, we didn t throw out
11、our old ones. The living-room television is replaced and gets planted in the kids room, and suddenly one day, you have a TV in every room of the house, “ said one researcher.The average number of electronic devices rose from four per household in 1992 to 13 in 2007.We? re not just keeping these old
12、devices-we continue to use them.According to the analysis of Babbitt s team, old desktop monitors and box TVs with cathode ray tubes are the worst devices with their energy consumption and contribution to greenhouse gas emissions more than doubling during the 1992 to 2007 window.So what s the soluti
13、on? The team, s data only went up to 2007, but the researchers also explored what would happen if consumers replaced old products with new electronics that serve more than one function, such as a tablet for word processing and TV viewing.They found that more on-demand entertainment viewing on tablet
14、s instead of TVs and desktop computers could cut energy consumption by 44%.语篇解读 本文是一篇说明文。研究说明,过时的旧设备比新设备要消耗更多的能源,因此 从环保的角度来看,我们应及时更新设备。32. What does the author think of new devices?A They are environment-friendly.B - They are no better than the old.C. They cost more to use at home.D. They go out of
15、style quickly.K答案I AK解 析 推理判断题。根据第一段最后一句可知,这些过时的设备比那些做同样事情的新 设备消耗更多的能源,也就是说新设备更环保。应选A。33. Why did Babbitt s team conduct the research?A. To reduce the cost of minerals.B - To test the life cycle of a product.C. To update consumers on new technology.D. To find out electricity consumption of the devic
16、es.K答案I DK解 析1 细节理解题。根据第二段第一句 uTo figure out how much power these devices are using”可知,Babbitt和她的同事们进行这项研究的目的是弄清这些设备的用电量。应选D。 34. Which of the following uses the least energy?A. The box-set TV.B. The tablet.C. The LCD TV.D. The desktop computer.K答案I BK解 析 推理判断题。根据最后一段最后一句可知,在平板电脑上观看更多的点播娱乐节 目,而不是看电视
17、和台式电脑,可以将能耗降低44%,由此可知,平板电脑消耗最少的能源。 应选Bo35. What does the text suggest people do about old electronic devices?A Stop using them.B. Take them apart.C. Upgrade them.D. Recycle them.K答案U AK解 析I 推理判断题。文章通过科学家的研究说明,过时的旧电子设备会消耗更多的能源, 由此推知,文章建议人们停止使用旧电子设备。应选A。第二节(共5小题;每题2.5分,总分值12.5分)阅读下面短文,从短文后的选项中选出可以填入空白
18、处的最正确选项。选项中有两项为多 余选项。Many students study with little thought about what comes after their study session. 36.Now we will explore some no-cost ways that can help you improve your learning.37 .Perhaps they look at their phone or computer.They might even play a video game or watch television.But researc
19、h suggests that resting after you study may help you remember what you study.A study published in the journal PLOS One examined how well older people who were in good health could remember certain words.In two different experiments, researchers found that older adults who rested for 10 minutes after
20、 learning new words had better memory of those words. A period of wakeful rest immediately after new learning increases free recall of verbal material, “ the researchers wrote. 38 .In addition to wakeful rest, sleep is also important for learning.A report on the website of Harvard Medical School exp
21、lains that a person lacking sleep cannot focus attention and therefore cannot learn efficiently. 39 .That is essential for learning new information.Robert Stickgold is a doctor and sleep expert at Harvard Medical School. 40 “ he said. When we first form memories, they re in a very raw and fragile fo
22、rm.Sleep is important for forming memories.Stickgold suggested that adults between the ages of 18 and 64 get between 7 and 9 hours of sleep per day.Teenagers may need slightly more, and people over the age of 65 may need a little less.A. New memories can be hard to keepB The results were strong even
23、 after seven daysC. But what you do after studying could have an effect on how well you learnNow you have two suggestions for how to learn new informationD. Many students often go straight to another activity after finishing studyBy reducing your activity after study, your brain gets a chance to res
24、tE. It also says sleep itself has a role in strengthening memory语篇解读 本文是一篇说明文。文章主要介绍了两种在学习之余巩固学习成果的方法:清醒 的休息和睡眠。36. K答案U CK解 析I 根据此题上一句和下一句可推知,设空处承上启下,说明学习之后的活动可能影 响学习效果。C项“但是,学习后所做的事可能影响你的学习效果”符合文意,选项中的after studying 对应上文的 after their study sessionoK答案1 EK解 析I根据此题后两句可推知,设空处提到了大局部学生学习之后所做的事情。E项“许 多学
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