1、UNIT 3Period FourLesson 3题组A基础练(建议用时：10分钟).单词拼写1The heavy rain has brought great _(破坏) to the roads in this area.2The car got _(卡住) in the mud and was unable to move.3Betty was much _(烦恼的) to hear that she had failed in the exam.4When he heard the rumours, _(怒气) filled him up.5In the last two _(十年),
2、 a lot of factories have been shut down in our city.【答案】1.destruction2.stuck3.annoyed4.anger5.decades.单句语法填空1_(compare) to their house, my flat seems to be a palace.2The number of students of our school _(be) increasing rapidly these years.3Rice production has increased _ 5% this year compared to th
3、at of last year.4_(be) frank, I really dont take any interest in playing football.5It is not right for young students to be addicted to _(play) computer games.6Mrs Brown does almost all the housework _ her husband does nothing of it at all.7My difficulty is _ I really dont know how to communicate wi
4、th her.8These noises are quite _(annoy) as they keep us awake all night long.9Humans are on the road to _(destroy) as they do much damage to the earth.10I just dont know why she often returns home _(stress) out.【答案】1.Compared2.is3.by4.To be5.playing6while7.that8.annoying9.destruction10stressed.完成句子1
5、_ _ do you make phone calls to your parents?你多久给父母打一次电话？【答案】How often2The little boy _ _ _ for his being late.这个孩子为自己迟到找了一个借口。【答案】made an excuse3Walking can help to _ _ _.走路可以让你保持健康。【答案】keep you fit4_ _ _ _，I take no interest in films.说实话，我对电影不感兴趣。【答案】To tell the truth5Look, the boy _ _ _ the story.
6、瞧，这个孩子对这个故事着迷了。【答案】is addicted to题组B提升练(建议用时：30分钟).阅读理解A new website will allow anyone in the world to access millions of wildlife photos taken by camera traps.Researchers in the field often use camera traps to photograph the lives of animals. These fixed cameras have a sensor(传感器) that is started b
7、y heat or movement, letting researchers monitor animals without disturbing them.The traps can be used for months at a time, sometimes taking hundreds of thousands of pictures. But these images, and the valuable information they reveal, usually just sit on researchers hard drives, unavailable to anyo
8、ne else, according to Jorge Ahumada, a scientist of environmental nonprofit Conservation International.So Ahumada started creating an online platform where researchers could share their photos. Wildlife Insights was launched in December as the worlds largest cameratrap database, hosting over 4.5 mil
9、lion images.As well as making images available to other researchers, the site uses Artificial Intelligence (AI) designed by Google to overcome a key problem with these kinds of photos: Camera traps produce lots of images to manually analyze, says Ahumada, many of which are blank images. Manually sor
10、ting and deleting these photos is a laborious task.To solve that, after someone uploads images to the Wildlife Insights database, its AI examines if the images were taken from a camera trap and automatically removes all blank images. If there is an animal in the image, the AI will identify the speci
11、es. Now the AI recognizes about 450 animal species, which Ahumada says will increase over time as more images are collected from all parts of the world.Apart from collecting and reviewing the images, the platform will provide analytics (数据分析) that could show trends in species population for differen
12、t projects. That information could help researchers understand whether a species is increasing its range or if its numbers are falling.While open access is key, the platform has taken steps to make sure this information doesnt get into the wrong hands. “You will have to ask Wildlife Insights for per
13、mission to get the locations of the images，” said Ahumada. “That is an examination process that we will manage carefully because we know that poachers (偷猎者) and other people with illegal purposes will use this information to find endangered species.”1What does the underlined word “laborious” in Para
14、graph 5 probably mean?ABasic.BMajor.CTough.DComplex.2Whats the function of AI on the site?ADownload photos from the platform.BIdentify the location of the images.CMonitor animals through camera traps.DRemove blank images.3What is the last paragraph mainly about?AThe importance of using AI.BThe impor
15、tance of keeping the information safe.CThe importance of starting an examination process.DThe importance of protecting endangered animals.【语篇解读】本文是说明文。本文讲述了一个将允许世界上任何人访问数百万野生动物的新网站，该网站还从事着人工智能删除空白照片和保护照片安全的任务。1C词义猜测题。根据第五段“Camera traps produce lots of images to manually analyze, says Ahumada, many o
16、f which are blank images.”以及“Manually sorting and deleting these photos is a laborious task.”可知，手动分类和删除这些空白照片是一项艰巨的任务。tough是“艰难的”。故选C项。2D细节理解题。根据第五段“the site uses Artificial Intelligence (AI) designed by Google to overcome a key problem with these kinds of photos: Camera traps produce lots of images
17、 to manually analyze, says Ahumada, many of which are blank images. ”可知，网站使用了人工智能以删除这类空白照片。故选D项。3B主旨大意题。根据最后一段“While open access is key, the platform has taken steps to make sure this information doesnt get into the wrong hands.” 可知，最后一段讲述的是确保信息安全的重要性。故选B项。阅读加油站laborious 费力的；艰苦的；勤劳的over time 久而久之；随着
18、时间的过去hundreds of thousands of 几十万(的)；无数的 illegal purpose 非法目的get into the wrong hands 落入不法之手sit on 扣押(信件等)；延误，耽误； 为的一员； 为的成员；压制As well as making images available to other researchers, the site uses Artificial Intelligence (AI) designed by Google to overcome a key problem with these kinds of photos:
19、Camera traps produce lots of images to manually analyze, says Ahumada, many of which are blank images. 除了向其他研究人员提供图像，该网站还使用了谷歌设计的人工智能(AI)，以克服这类照片的一个关键问题：Ahumada说，相机陷阱产生大量图像，需要手工分析，其中许多是空白图像。.七选五You run into the grocery store to pick up one bottle of water. You get what you need, head to the front, a
20、nd choose the line that looks fastest.You chose wrong. People who you swear got in other lines long after you are already checked out and off to the parking lot. _1_It turns out, its just math working against you; chances are, the other line really is faster.Grocery stores try to have enough employe
21、es at checkout to get all their customers through with minimum delay. _2_ Any small interruptiona price check, a chatty customercan have downstream effects, holding up an entire line.If there are three lines in the store, delays will happen randomly at different registers. Think about the probabilit
22、y: _3_ So its not just in your mind: Another line probably is moving faster.Researchers have a good way to deal with this problem. Make all customers stand in one long, snaking linecalled a serpentine lineand serve each person at the front with the next available register. _4_ This is what they do a
23、t most banks and fastfood restaurants. With a serpentine line, a long delay at one register wont unfairly punish the people who lined up behind it. Instead, it will slow down everyone a little bit but speed up checkout overall._5_ It takes many registers to keep one line moving quickly, and some sto
24、res cant afford the space or manpower. So wherever your next wait may be: Good luck.AWhy does this always seem to happen to you?BSo why dont most places encourage serpentine lines?CSome of them may have stood in a queue for almost an hour.DThe chances of your line being the fastest are only one in t
25、hree.EHow high is the probability that you are in the fastest waiting line?FWith three registers, this method is much faster than the traditional approach.GBut sometimes, as on a Sunday afternoon, the system gets particularly busy.【语篇解读】本文是说明文。文章说明了杂货店排队方式以及研究人员提出的蛇形队伍的新方式，并分析了各自的利弊。1A下文“It turns ou
26、t, its just math working against you; chances are, the other line really is faster.”解释了上文“You chose wrong.”的原因，下文与空格处是因果关系，所以本空应该是对前文选错提出疑惑。故选A项。2G上文“Grocery stores try to have enough employees at checkout to get all their customers through with minimum delay.”解释了杂货店之前的工作模式，下文“Any small interruption
27、a price check, a chatty customercan have downstream effects, holding up an entire line.”描述了杂货店的特殊情况，故本空应该填出现特殊情况的原因。故选G项。3D根据上文“If there are three lines in the store, delays will happen randomly at different registers. ”联系下文“So its not just in your mind: Another line probably is moving faster.”可知本空说
28、的是任何一个队伍都有可能出现问题。你的队伍跑得最快的概率只有三分之一。故选D项。4F根据“上文Researchers have a good way to deal with this problem.”以及下文“This is what they do at most banks and fastfood restaurants. With a serpentine line, a long delay at one register wont unfairly punish the people who lined up behind it. Instead, it will slow d
29、own everyone little bit but speed up checkout overall.”说明这个新方案迅速有效，联系上下文可知，空格中应该是与旧的结账方案作比较。故选F项。5B结合下文“It takes many registers to keep one line moving quickly, and some stores cant afford the space or manpower.”说明了一个原因，由此可知，空格处提出了一个问题；通过“It takes many registers to keep one line moving quickly.”可知，这
30、里描述的是不鼓励蛇形队伍的原因。故选B项。.完形填空“You are being put thousands of dollars into debt to learn things you will never even use. Wasting 4 years of your life to be stuck at a paycheck that grows slower than the rate of inflation (通货膨胀). Paying $200 for a $6 textbook.” Wilson said in his social network.His story
31、 has produced a _1_ debate in the comments online. Other young adults are wondering if _2_ higher education is worth the time and money.Wilson, who was on an Architectural Engineering undergraduate course told BBC Trending that the “cost of inflation is relatively small compared to the cost of colle
32、ge over the last 30 or so years. I mean, it really is ridiculous how the cost of college has _3_.”Hes supported by data. According to the US Department of Education the average annual increase in college tuition in the United States, between 19802014, grew by nearly 260% compared to the nearly 120%
33、_4_ in all consumer items.In 1980, the average cost of tuition, room and board, and fees for a fouryear course was over $9,000.That cost now is more than $23,000 for state colleges. If you want to go _5_ its more than $30,000.A similar increase in tuition fees has also been seen in England. In 2012,
34、 the government supported initiatives from some universities to _6_ more than the 9,000 tuition fee limit.Wilson also regarded higher education _7_ as a reason to leave university and enter the workplace. Students in the United States are estimated to be in around over $1.2 trillion of loan debt wit
35、h 7 million borrowers.Wilson says that when he first told his parents that he was leaving university, they were “very _8_” but are now supportive of his decision. His parents finally came round to his decision to _9_ his studies. Others, like Blair Brown, who agreed with Wilson also pointed out that
36、 some professions do require a university degree.“Being an engineer, scientist, or computer technician could be learned rather quickly through apprenticeships, independent study, and handson experience. Human nature is to learn by doing, not _10_ to do. As for more professional careers such as medic
37、al doctors and lawyers, university study is _11_ necessary，” Brown commented.Wilson, who told Trending that he is currently _12_ for a trade show sales team and his employers did Google him and they saw the funny side. He adds that he hopes enough work experience will _13_ him to be employed by an a
38、rchitectural engineering team in the future.He doesnt think university will play any _14_ in that future. “They would have to make a _15_ change to the system before I would consider that and I dont think theyll do that while Im still young enough to want to go.”1A.troublesomeBvigorousCopenDreliable
39、2A.pursuingBpayingCacceptingDrefusing3A.stayed upBpaid upCgone upDgrown up4A.declineBimprovementCamountDincrease5A.privateBabroadCpublicDahead6A.chargeBcollectCpayDexchange7A.qualityBconsumptionCdebtDquantity8A.happyBupsetCrelievedDcrazy9A.followBcontinueCselectDabandon10A.consumingBworkingClearning
40、Dexperiencing11A.knowinglyBadmittedlyCmentallyDacademically12A.employedBacknowledgedCconfirmedDapproved13A.promoteBreviseCmotivateDallow14A.jokeBimpactCpartDeffect15A.moderateBbigCslightDreverse【语篇解读】这是一篇说明文。Wilson在社交网络上指出如今的学生为了去上大学背上了数千美元的债务，浪费了生命中的4年时间，被困在比通货膨胀率还慢的薪水里。他的故事在网上引发了激烈的讨论。1B考查形容词词义辨析。
41、句意：他的故事在网上引发了激烈的讨论。A.troublesome麻烦的；B.vigorous激烈的，精力充沛的；C.open公开的；D.reliable可靠的。结合后文 “debate in the comments online. Other young adults are wondering”可知，Wilson的故事在网上引发了激烈的讨论。故选B项。2A考查动词词义辨析。句意：其他年轻人则在想，花时间和金钱去追求高等教育是否值得。A.pursuing追求；B.paying支付；C.accepting接受；D.refusing拒绝。结合后文宾语“higher education”可知此处指
42、追求高等教育。故选A项。3C考查动词短语辨析。句意：我的意思是，大学费用的上涨实在是太荒谬了。A.stayed up熬夜；B.paid up付清；C.gone up上升；D.grown up长大。根据下一段中 “the average annual increase in college tuition”可知此处指的是大学费用的上涨。故选C项。4D考查动词词义辨析。句意：根据美国教育部的数据，从1980年到2014年，美国大学学费的年平均涨幅接近260%，而所有消费项目的涨幅接近120%。A.decline下降；B.improvement改进；C.amount数量；D.increase增加。对
43、应上文“the average annual increase in college tuition”可知，此处指的是美国大学学费的年平均涨幅接近260%，而所有消费项目的涨幅接近120%。故选D项。5A考查形容词词义辨析。句意：如果你想去私立学校，它的价格超过3万美元。上文 “That cost now is more than $23,000 for state colleges.”提到了州立大学，即公立大学的学费情况，那么此处应当是在说明私立大学的学费情况。故选A项。6A考查动词词义辨析。句意：2012年，政府支持了一些大学提出的超过9000英镑学费上限的计划。结合后文 “more th
44、an the 9,000 tuition fee”可知，此处指的是大学的收费上限。故选A项。7C考查名词词义辨析。句意：Wilson还认为，高等教育债务是离开大学进入职场的一个原因。结合后文 “Students in the United States are estimated to be in around over $1.2 trillion of loan debt with 7 million borrowers.”可知，据估计，美国学生的贷款债务约为1.2万亿美元，借款人有700万。由此可知，高等教育债务也是学生离开大学进入职场的一个原因。故选C项。8B考查形容词词义辨析。句意：W
45、ilson说，当他第一次告诉父母自己要离开大学时，他们“非常难过”，但现在支持他的决定。结合后文 “but are now supportive of his decision”可知Wilson第一次告诉父母自己要离开大学时，他们“非常难过”，后面才支持他的决定。其他选项则不符合语境。故选B项。9D考查动词词义辨析。句意：他的父母最终同意了他放弃学业的决定。A.follow跟随；B.continue继续；C.select挑选；D.abandon抛弃。结合上文 “he was leaving university”可知此处指Wilson放弃学业的决定。故选D项。10C考查动词词义辨析。句意：人的
46、本性是在实践中学习，而不是在学习中实践。A.consuming消耗；B.working工作；C.learning学习；D.experiencing经历。承接上文 “Human nature is to learn by doing, not”可知Brown想要表达的是人类是在实践中学习的，而不是反过来，在学习中实践。故选C项。11B考查副词词义辨析。句意：“至于更专业的职业，如医生和律师，大学学习被公认是必要的，” Brown评论道。A.knowingly故意地；B.admittedly公认地；C.mentally精神上；D.academically学术上。结合上文 “As for more
47、professional careers such as medical doctors and lawyers, university study is”可知一些如医生和律师等专业的职业，必须要经过大学中系统的学习才能从事，因而对于这类职业来讲，大学学习被公认为(admittedly)是必要的。故选B项。12A考查动词词义辨析。句意：他告诉趋势杂志，他目前受雇于一个贸易展销售团队，他的雇主在谷歌网站上搜索了他，他们看到了有趣的一面。结合后文 “his employers”可知Wilson目前受雇于一个贸易展销团队。故选A项。13D考查动词词义辨析。句意：他补充说，他希望足够的工作经验能让他在
48、未来被一个建筑工程团队录用。A.promote促进；B.revise修正；C.motivate刺激；D.allow允许。结合后文 “him to be employed by an architectural engineering team in the future”可知，Wilson希望足够的工作经验能让他在未来被一个建筑工程团队录用。短语allow sb. to do sth.表示“允许某人做某事”。故选D项。14C考查名词词义辨析。句意：他认为大学在未来不会起任何作用。结合文章第一段中可知Wilson并不支持负债去上大学，因此他认为大学在未来不会起任何作用。此处考查短语play a part in表示“起作用”。故选C项。15B考查形容词词义辨析。句意：“他们必须要对体制做一个大的改变，我才会考虑这样做，我想他们不会趁着我还年轻想去大学的时候这么做。”A.moderate温和的；B.big大的；C.slight轻微的；D.reverse相反的。结合后文 “to the system”可知是指对教育体制做出大的改变，才能改变目前教育的现状，make a big change to意为“做出大的改变”。故选B项。