备战2020高考英语一轮单元训练金卷：第十八套 英语8 Units 1-2（B卷）含答案

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1、单 元 训 练 金 卷 高 三 英 语 卷 （ B）英 语 8 Units 1-2注 意 事 项 ：1 答 题 前 ， 先 将 自 己 的 姓 名 、 准 考 证 号 填 写 在 试 题 卷 和 答 题 卡 上 ， 并 将 准 考 证 号 条 形 码粘 贴 在 答 题 卡 上 的 指 定 位 置 。2 选 择 题 的 作 答 ： 每 小 题 选 出 答 案 后 ， 用 2B 铅 笔 把 答 题 卡 上 对 应 题 目 的 答 案 标 号 涂 黑 ，写 在 试 题 卷 、 草 稿 纸 和 答 题 卡 上 的 非 答 题 区 域 均 无 效 。3 非 选 择 题 的 作 答 ： 用 签 字 笔 直

2、 接 答 在 答 题 卡 上 对 应 的 答 题 区 域 内 。 写 在 试 题 卷 、 草 稿纸 和 答 题 卡 上 的 非 答 题 区 域 均 无 效 。4 考 试 结 束 后 ， 请 将 本 试 题 卷 和 答 题 卡 一 并 上 交 。第 卷第 一 部 分 听 力 （ 共 两 节 ， 满 分 30 分 ） 略第 二 部 分 阅 读 理 解 （ 共 两 节 ， 满 分 40 分 ）第 一 节 （ 共 15 小 题 ； 每 小 题 2 分 ， 满 分 30 分 ）阅 读 下 列 短 文 ， 从 每 题 所 给 的 四 个 选 项 （ A、 B、 C 和 D） 中 选 出 最 佳 选 项 ，

3、 并 在 答 题卡 上 将 该 项 涂 黑 。AUrban Transportation in CanadaPublic transportation&Transit passesAll cities and most major towns in Canada have a public transportation system with one or more modes of transportation(bus, subway, train, etc.). The bus is the most common form of urban transportation in Canad

4、a. To use public transportation, you must purchase a ticket or a transit pass. Transit passes allow you unlimited use of public transportation for a specific period(one month or more). They are usually cheaper than buying many tickets if you plan to use public transportation often.Transportation for

5、 people with disabilitiesPublic transportation often has features to assist people with disabilities. In many cities and towns, there are also transportation services available specifically for people with limited mobility, such as specially equipped buses. You can find out about these services in t

6、he same way you would learn more about other public transportation options.Etiquette on public transportationWhen taking public transportation such as a bus or train, it is important to understand the unspoken rules of conduct in the shared space. Here are a few things to note:Be polite and respectf

7、ul to others around you. For example, maintain an appropriate noise level when talking or making a phone call.If you are carrying a backpack or a large shoulder bag in a crowded public transit vehicle, keep it close to you, preferably at your feet to avoid hitting people with it as you walk by.Avoid

8、 pushing or touching others in order to make more room for yourself. Sometimes public transit can become very crowded, but it is important to keep calm and give others appropriate personal space.Have your proof of payment accessible in case you are asked to show it.21. What is the advantages of usin

9、g transit passes over buying tickets?A. Lower costs. B. Safer trips.C. Longer service hours. D. More use of transport.22. How does the transportation system help people with disabilities?A. By offering fewer transportation options.B. By running special transport services.C. By limiting their mobilit

10、y on city buses.D. By providing free rides in towns and cities.23. What is considered impolite on public transportation?A. Lowering your speaking voice. B. Placing backpacks at your feet.C. Having your proof of payment at hand. D. Staying close to other passengers.BIt was a cold winter. The wind ble

11、w all night and the snow was blinding. When morning came, my three children and I got up and made our way to the windows. As we looked out of the window, we saw that the henhouse was gone. Our three hens had been blown away by the cold wind.I looked at the emptiness outside. Then I saw all three chi

12、ckens sitting around the edge of a white bucket. I couldnt believe my eyes! How was this violent wind not blowing them into the field beyond? I quickly pulled on long snow pants and heavy winter coat, wrapped a scarf around my neck and stuck my feet into large boots.I shouted at the wind as it blew.

13、 I was alone, struggling in the snow. They stared out the window into the vast white sea of snow, peering at any sign of movement. Outside I heard the sound of my boots as I walked against the wind.As the snow circled around me, I steadily made my way to the soft cluck-cluck-cluck sound my hens alwa

14、ys made. When I reached them, I saw that their little feet were holding on to the edge of the bucket, heads bent forward and away from the wind. I gently lifted each hen and put it carefully into the warm inside. Then I began the freezing walk back to the small shed directly behind our house. One by

15、 one I laid my chickens on the cold floor, and they began to cluck softly.As I shut the shed doors, my eyes went directly to the window where my children were watching. They jumped up and down cheering, and so did I! I wasnt some dragon slayer(屠 龙者 ) from a fairy tale. I was simply a mom, but the lo

16、ok on my childrens faces told me that they thought I was a hero mom.24. Seeing all three chickens sitting around the bucket, the author felt ?A. worried. B. incredible. C. shy. D. confident.25. From the story, we know that .A. the authors children liked dragon slayers.B. the author enjoyed herself i

17、n the snow.C. the author struggled to be a hero.D. the children watched their mother all the way.26. How does the author reach the hens?A. By following the sound of the hens.B. By wearing protective clothes.C. By searching for the white bucket.D. By shouting at the henhouse.27. What might be the bes

18、t title for the text?A. Weather in extreme. B. Hens in trouble.C. Kindness in need. D. Hero in the snow.CCHICAGO(Reuters)Smoking not only can wrinkle(皱 纹 )the face and turn it yellowit can do the same to the whole body, researchers reported on Monday.The study, published in the Archives of Dermatolo

19、gy, shows that smoking affects the skin all over the body-even skin protected from the sun.“We examined non-facial skin that was protected from the sun, and found that the total number of packs, of cigarette smoked per day and the total years a person has smoked were linked with the amount of skin d

20、amage a person experienced.” Dr. Yolanda, who led the study, said in a statement.“In participants older than 65 years, smokers had significantly more fine wrinkling than nonsmokers. Similar findings were seen in participants aged 45 to 65 years.” Yolandas team added in their report.The researchers t

21、ested 82 people, smokers and nonsmokers, taking pictures of the inner right arms. They ranged, in age from 22 to 91 and half were smokers. In dependent judges decided how wrinkled each persons skin was.When skin is exposed to sunlight, especially the face, it becomes coarse(粗 糙 的 ). Wrinkled and dis

22、colored with a pale yellow tint, Yolandas team wrote.Several previous studies have found that cigarette smoking led to premature(过 早 的 ) skin aging as measured by facial wrinkles, the study said, but little has been done to measure the aging of skin not exposed to light.The report did not discuss di

23、e mechanism involved but previous research has found that cigarette smoke, among other things, causes blood vessels(血 管 ) beneath the skin to constrict(紧 缩 ), reducing blood supply to the skin.Smoking can also damage the connective tissue(组 织 ) that supports both die skin and the internal organs.28.

24、 It can be inferred from the study .A. smoking wont affect skin protected from the sunB. smoking will do damage to skin rather than other organsC. smokers over 65 usually wont worry about their skinD. the age of smokers is not connected, with the result of the test29. When your skin is exposed to su

25、nlight long, it becomes all of the following but .A. flexible B. coarse C. rough D. discolored30. According to the passage, how wrinkled a persons skin is doesnt relate to .A. the number of cigarettes a person smokesB. the kind and characteristics of skinC. how long a person smokesD. how long skin i

26、s under sunlight31. The main purpose of the passage is to .A. inform people about the study of skin B. advise people how to protect skinC. warn people not to smoke againD. introduce a new way of avoid skin aging DUntil recently, voice cloningor voice banking, as it was then knownwas a customized ind

27、ustry which served those at risk of losing the power of speech to cancer or surgery. Synthesizing(合 成 ) a voice was a long and expensive process. It meant recording many phrases, each spoken many times, with different the history of the KidPass blog emotional emphases(重音 ) and in different contexts(

28、statement, question, command and so forth), in order to cover all possible pronunciations. A voice-banking company often charges a lot and requires a speaker to spend days in a sound studio.Not any more. Software exists that can store pieces of recorded speech which is merely five milliseconds long,

29、 each marked with a precise pitch(音 高 ). These can be put together to make new words, and adjusted individually so that they fit harmoniously into their new sonic homes. This is much cheaper than conventional voice banking, and permits novel uses to be developed.This year Vivo Text plans to release

30、an app that lets users select the emphasis, speed and level of happiness or sadness with which individual words and phrases are produced. Mr. Silbert refers to the emotive quality of the human voice as “the ultimate instrument”. Yet this power also troubles him. Vivo Text licenses its software to Ha

31、sbro, an American toymaker keen to sell increasingly interactive playthings. Hasbro is aware, Mr. Silbert notes, that without safeguards a naughty child might, for example, type impolite words on his mothers smartphone in order to see a younger sibling burst into tears on hearing them spoken by a to

32、y using mums voice.More troubling, when tested against voice-biometrics software like that used by many banks to block unauthorized access to accounts, more than 80% of the fake voices tricked the computer. Alan Black, one of Festvoxs developers, thinks systems that rely on voice-ID software are now

33、 “deeply, fundamentally insecure”.Dr. Saxena and his colleagues asked volunteers if a voice sample belonged to a person whose real speech they had just listened to for about 90 seconds. The volunteers recognized cloned speech as such only half the time(ie, no better than chance). The outcome, accord

34、ing to George Papcun, an expert witness paid to detect fake recordings produced as evidence in court, is the appearance of a technology with “enormous potential value for disinformation”.As might be expected, countermeasures to recognize such deception(欺 骗 ) are being developed.Nuance Communications

35、, a maker of voice-activated software, is working on algorithms(算法 ) that detect tiny skips in frequency at the points where slices of speech are stuck together. Adobe, best known as the marker of Photoshop, an image-editing software suite, says that it may add digital watermarks to speech synthesiz

36、ed by a voice-cloning software called VoCo it is developing. Such technology may help computers recognize suspicious speech. Even so, it is easy to imagine the chaos that might be created in a world which makes it easy to put authentic-sounding words into the mouths of opponentsbe they colleagues or

37、 heads of state.32. Paragraphs 1 and 2 are mainly about .A. significant elements influencing voice cloningB. possible applications of voice cloning in realityC. complexities of creating a synthetic copy of a voiceD. differences between traditional and existing voice banking33. Whats Hasbros attitude

38、 towards Vivo Tests new app?A. Optimistic. B. Conservative. C. Unconcerned. D. Subjective.34. The experiment carried out by Dr. Saxena and his colleagues shows that volunteers .A. identified cloned speech in about 45 secondsB. preferred a real speech to a voice sampleC. proved only a little harder t

39、o fool than softwareD. found it hard to use the software to record their voices35. What can we infer from the last paragraph?A. Investments should be increased to advance voice cloning.B. Long-term measures should be taken to popularize the idea of voice cloning.C. Disagreements among firms about th

40、e way to treat voice cloning are getting serious.D. Problems of voice cloning are unavoidable despite the efforts that have been made.第三部分 语言知识运用（共两节，满分 45 分）第一节 完形填空（共 20 小题；每小题 1.5 分，满分 30 分）阅读下面短文，从短文后各题所给的 A、B、C 和 D 四个选项中，选出可以填入空白处的最佳选项。“All men are created equal” is one idea that nearly every A

41、merican would agree upon. 41 they sometimes betray the idea in their daily lives, they have a deep faith 42 in some fundamental way no one is born superior to anyone else.In the early years of American history, because titles of nobility(贵族) were forbidden, no 43 class system developed in the United

42、 States. Firmly believing that being born into a lower class would not 44 them from success and they would have a better chance in America, thousands of immigrants 45 to leave the European societies, where their 46 in life was determined 47 by the social class into which they were born. It was becau

43、se the dreams of many of these immigrants were 48 in their new country, though there might be 49 in some situations, that Americans came to believe in equality of opportunity.Americans do not mean that everyone should be 50 equal when they say they believe in equality of opportunity. 51 , they do me

44、an that each person should have an equal chance for success. Abraham Lincoln once said, “We wish to 52 the humblest(最微贱的) man an equal chance to get rich with everybody else. When one starts poor, free society is 53 that he knows he can 54 his condition.”However, competition is the price to be 55 fo

45、r his equality of opportunity. Americans match their energy and intelligence against that of others in a competitive contest for success, because they believe competition 56 the best in any person. Indeed, the pressure of competition causes an American to be 57 , but it also places a constant emotio

46、nal stress on him. In fact, in a society that gives so much 58 to those “winners”, 59 does not compete successfully for whatever reason never 60 into it as well as those who do.41. A. Since B. As C. Although D. Because42. A. what B. that C. as D. which43. A. normal B. moral C. formal D. general44. A

47、. benefit B. prevent C. save D. limit45. A. forced B. required C. chose D. looked forward46. A. place B. meaning C. function D. purpose47. A. slightly B. largely C. originally D. publicly48. A. come true B. ruined C. succeeded D. realized49. A. excitements B. expectations C. exceptions D. disappoint

48、ments50. A. really B. totally C. actually D. truly51. A. Besides B. Meanwhile C. Moreover D. Instead52. A. allow B. encourage C. approve D. share53. A. so B. the one C. such D. as54. A. enjoy B. better C. maintain D. stand55. A. paid B. asked C. cared D. sought56. A. gives out B. comes out C. brings

49、 out D. stands out57. A. exhausted B. energetic C. realistic D. effective58. A. honor B. pressure C. happiness D. burden59. A. anyone B. who C. one D. whoever60. A. enters B. fits C. falls D. matches第 卷第二节（共 10 小题；每小题 1.5 分，满分 15 分）阅读下面短文，在空白处填入适当的内容（1 个单词）或括号内单词的正确形式。American writer Theodore Seuss Geiselbetter 61 (know) as “Dr. Seuss”, is one of the worlds most famous authors of books for children.March 2, 2017 was his 113th birthda