1、课时作业(七)Unit3SectionReading, ListeningandThinking.阅读理解AForyears, thegiantsquid(大王乌贼)hadremainedamodernmystery.Livinginthedarkdepthsoftheocean, thecreatureisdifficultforscientiststoobservedirectly.Ithadalsomanagedtoavoidallattemptstofilmit.ThatchangedlastJuly: forthefirsttimeever, scientistswereableto
2、catchthegiantsquidonvideoinitsnaturalhabitat.Theywereamazedbywhattheysaw.ThescientistsfilmedthesquidintheNorthPacificOcean, southofTokyo, Japan.Theyfolloweditdowntoadepthof2,952feet.Theyshotmorethan23minutesofvideobeforethesquidswamoffintoevendarkerdepths, Thevideofootagewillbereleasedtothepubliclat
3、erthismonthonTheDiscoveryChannel.TsunemiKubodera, azoologistatJapansNationalMuseumofNatureandScience, ledtheteamthatfilmedthesquid.Theteamwentintotheoceaninasmallsubmarinewithlightsinvisibletobothhumansandsquid.Sincegiantsquideatsmallersquid, thescientistsreleasedasmallsquidasbait(诱饵).Thenthescienti
4、stswaitedinthepitchblackforthegiantsquidtoapproach.Thecolorvideoshowsthecreaturefloatingvertically, eatingthebaitsquid.Thegiantsquidis9to10feetlongandismissingitstwolongesttentacles(触须).Withthosetentacles, itcouldhavemeasuredupto26feetlong.Ithashugeblackeyes, thesizeofdinnerplates.“Itwasshiningandso
5、beautiful,”Kuboderasaid.Becausethedeepoceanissounfriendlytohumans, littleisknownaboutthegiantsquid.Scientistssaycatchingthemysteriouscreatureonvideoisanimportantsteptowardunderstandingit.Forcenturies, sailorshadreportedseeingahuge, oceandwellingbeast, thoughttobethegiantsquid.Thecreatureisalsobeliev
6、edtobethesubjectoftheNordicmythofthekraken, aseacreaturethatsupposedlyattackedshipsinScandinavianwatersoverthepastthousandsofyears.1Whyisitdifficulttofilmthegiantsquid?ABecauseitisillegaltofilmthegiantsquid.BBecauseitistooexpensivetomakesuchafilm.CBecausethegiantsquidlivesinthedarkdeepocean.DBecause
7、thegiantsquidisdangeroustohumans.2Wecanlearnfromthefirstparagraphthatscientists_.AfirstsawthegiantsquidintheoceanBdiscoveredanewseacreatureintheoceanChavetheoceanbottomsecretlyrecordedonvideoDhavefirstcaughtthelegendarygiantsquidonvideo3Accordingtothepassage, thegiantsquidslongesttentaclescanbe_.A16
8、to17feetlongB9to10feetlongCmorethan26feetlongDabout36feetlong4Thescientistsreleasedasmallsquidintheoceanto_.AincreasethenumberofthegiantsquidBtrickthegiantsquidintocomingoutCmakeaneducationalfilmaboutitDshowconcernforthegiantsquidBWithclimatechangeandoverfishingthreateningouroceans, itisbecomingincr
9、easinglyimportantforresearcherstocloselyobserveandcheckseaanimalsandplants.However, itsalmostimpossibletomakeitsincehumanpresencescarestheanimals.Now, thankstotherobot, akaSoFi, researchersmaybeabletosolvetheproblem.BuiltbyMITslaboratory,thesnowwhiteremotecontrolledrobotsimulatesfish, completewithaf
10、lexibletailthatmovesfromsidetosideandtwo“fins(鳍)”Whentherobotisunderthesea, amotorispumpingwaterintoapairofballoonlikeroomslocatedintherobotstail.Theseroomsoperatesimilarlytothekeypartsinengines.Asoneroomexpands, thetailbendstooneside; whenthemotorpusheswatertotheotherchannel, thetailbendsintheother
11、direction.Thustherobotgainstheabilitytomovetowhereitwantstogo.SoFisolvesmanyoftheissuesthathaveaffectedtheusefulness(有效性)ofpreviousrobotssometypesofautonomousunderwatervehicles(AUVs)AUVstraditionallyoftenhavehadtobetiedtoaboatbecauseradiofrequencycommunicationsdonotworkwellunderwater.Soresearchersus
12、esoundwaves.Thenewtechnologycantravelgreaterdistances, allowingdrivers, byusingacontroller,topilotSoFifromupto50feetaway.SoFicanmovearoundtheocean, unaffectedbyropes.AlsolimitingtraditionalAUVsusefulnessistheriskofhittingsomething,likehardstones.Withtheoutsidemadeofrubber(橡胶)andplasticthatcankeepits
13、builtinelectronicsdry, SoFicanefficientlyavoidhitting.Soasoftrobotismorelikelytosurviveapotentialcrisis.DuringtestdivesinRainbowReef, SoFiswamalongsidetheunsuspecting(无疑心的)oceanlifeatdepthsof50feetforupto40minutesatatime,obtaininghighqualityphotosandvideos.Moreimportantly, itwasabletodosowithoutcaus
14、inganydisturbance.Researcherssaysometimesthefishwouldswimalongsidethestrangelookingrobotincuriosity, whileatothertimestheyappearedtocompletelyignoreitsexistence.“Itsnotperfect, butwereimprovingit.Oureffortswillpayoff,”saysRobertKatzschmann.5TherobotSoFiiscreatedto_.AobserveclimatechangeBhelptomonito
15、rseacreaturesCcatchfishandobservethemDpreventoverfishinginoceans6Whatdoestheunderlinedword“simulates”inParagraph2probablymean?AIsmodeledafter.BIsdesignedfor.CIscombinedwith.DIsappliedto.7WhatsParagraph3mainlywrittentoshow?ATheshapeofSoFi.BTheapplicationofSoFi.CThestructureofSoFistail.DThetheoryofSoF
16、ismovement.8WhatsRobertKatzschmannsattitudetowardsSoFi?ASatisfied.BNegative.CHopeful.DNeutral.完形填空Troylongedtobeaprofessionalbasketballplayer.Hehadlovedthe_1_eversincehewasasmallchild.Hewasalsoveryskilled.However, hehadonesmall_2_.Hewasveryshort.Althoughhisschoolcoachhadsuggestedthathewouldnever_3_i
17、tintheprofessionalleagues, he_4_togiveuphisdream.Troyhadseveral_5_triesatprofessionalclubs.ThenhewenttoaclubinLosAngelesand_6_thecoachforatry.Asusual,hewasrefused.“Butyouhaventevengivenmea(n)_7_,”saidTroy.“WhyshouldI?”askedthecoach.“BecauseonedayIamgoingtobethebestplayerintheworld_8_Iwillbeabletohel
18、pyouout,”Troyrepliedseriously.Thecoachsmiledatthe_9_oftheanswer.“Alrightkid,”hesaid.Troytookpartinashortpracticematchandthecoachwas_10_athisskills.“You_11_havealotoftalent,”hesaid.Aftertwoshortyears,Troywasaregularforthe_12_andhadevenwontheawardastheteamsmostvaluableplayer._13_withTroyshelp, theteam
19、wasntwinningmanygamesandthecoachwassaidtobeclosetolosinghis_14_.BeforeagameagainsttheNewYorkteam,hecalledTroyintohisofficeforadiscussion.“IhaveheardthatifwelosetonightthenIwillbereplacedbyanothercoach,”hetoldTroy.“Ineedyoutocarrytheteamandwinthegame.Doyourememberyour_15_beforeIsignedyou?”Troynodded.
20、Hewentontoplaythegameofhislifethatevening.Theteamwonthegameandwoneverygamethatwasleftthatseason.1A.taskBclassCsportDplace2A.doubtBproblemCdreamDreason3A.changeBlearnChearDmake4A.triedBregrettedCrefusedDfeared5A.unsuccessfulBmeaningfulCunfairDcareless6A.foundBaskedCforcedDconsidered7A.choiceBinstruct
21、ionCsuggestionDchance8A.andBbutCifDas9A.influenceBconfidenceCinterestDshortness10A.annoyedBdisappointedCpuzzledDsurprised11A.certainlyBusuallyCfinallyDpossibly12A.programBpartyCclubDschool13A.AgainBAlmostCEvenDOnly14A.moneyBjobCteamDpatience15A.promiseBpurposeCadviceDsecret课时作业(七).阅读理解A【语篇解读】本文是一篇科普
22、类说明文。大王乌贼生活在深海,人们很难有机会看到它,长期以来人们对它知之甚少。最近科学家在深海拍摄到了这种神秘的生物,有望揭开其神秘的面纱。1答案与解析:C细节理解题。根据第一段中的“Living in the dark depths of the ocean, the creature is difficult for scientists to observe directly.”可知,因为大王乌贼生活在大洋深处,所以人们很难拍摄到它。2答案与解析:D细节理解题。根据第一段内容可知,科学家在北太平洋下到深度为2 952英尺的地方第一次拍摄了一段23分钟长的有关大王乌贼的视频。因此D项正确。
23、3答案与解析:A细节理解题。根据第三段内容可知,这只大王乌贼有9到10英尺长,算上它的触须可达到26英尺长,由此可得出,这只大王乌贼最长的触须有16到17英尺长。4答案与解析:B细节理解题。根据第二段中的“Since giant squid eat smaller squid, the scientists released a small squid as bait.”可知,科学家在大洋里放一条小乌贼的目的是将大王乌贼引诱出来。B【语篇解读】这是一篇说明文。文章介绍了一个名叫SoFi的机器人,它能够帮助研究人员密切观察海洋动植物,并介绍了SoFi的工作原理及优点。5答案与解析:B细节理解题。
24、根据第一段的“it is becoming increasingly important for researchers to closely observe and check sea animals and plants.”和“Now, thanks to the robot, aka SoFi, researchers may be able to solve the problem.”可知,SoFi能够帮助研究人员解决这个问题,也就是说,SoFi能够帮助研究人员监测海洋生物,故选B。6答案与解析:A词义猜测题。根据画线词后面的“complete with a flexible tail
25、 that moves from side to side and two fins (鳍)”可知,它有一个灵活的尾巴能从一边移到另一边,还有两个鳍。由此可以推断出SoFi是模仿鱼类的外形设计的,故选A。7答案与解析:D主旨大意题。根据本段中“Thus the robot gains the ability to move to where it wants to go.”可知,本段介绍的是机器人是如何获得这种运动的能力的,即机器人SoFi的运动理论,故选D。8答案与解析:C推理判断题。根据文章最后一段中“Its not perfect, but were improving it. Our
26、efforts will pay off,” says Robert Katzschmann.可知,Robert Katzschmann认为虽然机器人SoFi现在不是完美的,但他们会进行改进。而且他认为他们的努力会得到回报,也就是说,Robert Katzschmann对机器人SoFi的态度是充满希望的,故选C。.完形填空【语篇解读】本文是记叙文。虽然Troy没有身高优势,但是他从没放弃追逐自己的职业篮球运动员的梦想。最后,功夫不负有心人,Troy不仅成为球队中的最有价值球员,而且还带领自己的球队不断走向成功。1答案与解析:C考查名词词义辨析。句意:他从小就热爱这项运动。根据上一句中的“be
27、a professional basketball player”可知,Troy热爱篮球这项“运动”,故选C。2答案与解析:B考查名词词义辨析。句意:然而,他有一个小麻烦。根据下一句“He was very short.”可知,这是Troy的“麻烦”,故选B。3答案与解析:D考查动词词义辨析。句意:尽管他的学校教练曾暗示他永远不会在职业联赛中取得成功,但他拒绝放弃自己的梦想。根据语境可知,Troy的教练认为他永远不可能进篮球职业联盟,故选D。4答案与解析:C考查动词词义辨析。根据下文Troy在职业俱乐部的尝试可知,他“拒绝”放弃自己的篮球梦想,故选C。5答案与解析:A考查形容词词义辨析。句意:
28、Troy在职业俱乐部做了几次失败的尝试。根据下文中的“As usual, he was refused.”可知,Troy尝试了几家俱乐部,但都不成功,故选A。6答案与解析:B考查动词词义辨析。句意:然后他去了洛杉矶的一家俱乐部,请教练给一个尝试的机会。根据Troy想进职业联盟的语境可知,他去了洛杉矶一家俱乐部,请教练给一次尝试的机会,故选B。7答案与解析:D考查名词词义辨析。句意:可你还没给我机会呢。根据上文中的“he was refused”可知,Troy认为教练没有给他“机会”,就拒绝了他,故选D。8答案与解析:A考查连词词义辨析。句意:因为有一天我会成为世界上最好的球员,我将能帮助你走出
29、困境。“我将成为世界上最棒的球员”和“我将帮你走出困境”之间是并列关系,故选A。9答案与解析:B考查名词词义辨析。句意:教练对这个自信的回答笑了。根据上文中的“I am going to be the best player in the world”可知,Troy的回答很“自信”,故选B。10答案与解析:D考查形容词词义辨析。句意:Troy参加了一场短期的练习赛,教练对他的技术感到惊讶。根据第11空后的“have a lot of talent”可知,教练对他的技能感到“惊讶”,故选D。11答案与解析:A考查副词词义辨析。句意:你确实很有天赋。根据下文Troy成为俱乐部的正式球员及其出色的表
30、现可知,教练“惊叹”于Troy的球技,称赞他“确实”有才能,故选A。12答案与解析:C考查名词词义辨析。句意:短短两年之后,Troy成了俱乐部的正式球员,甚至还获得了球队最有价值球员的称号。根据上文中的“he went to a club in Los Angeles”可知此处介绍Troy加入洛杉矶这家“俱乐部”的情况,故选C。13答案与解析:C考查副词词义辨析。句意:即使有Troy的帮助,球队也没能赢得很多比赛,据说教练也差点丢了工作。根据本句中的“the team wasnt winning many games”可知,“即使”在Troy的帮助下,球队也没有赢得很多的比赛。Even在此用来加强出乎意料的语气,故选C。14答案与解析:B考查名词词义辨析。根据常识可知,球队接连输球,教练离丢工作不远了,故选B。15答案与解析:A考查名词词义辨析。句意:你还记得我签你之前你的承诺吗?由上文中第8空后的“I will be able to help you out”可知,这是对教练的“承诺”,故选A。