高三英语一轮 Unit1 课时作业详细解析 新人教版选修8

课时作业AlandofdiversityⅠ.单项填空1．Theagreementindicatesthatthetwocompanieswill________again.A．teamup B．turnupC．lookup D．pickup2．—MayIborrowyourbicycle?—________.—Thankyou!A．Byanymeans B．BynomeansC．Bythismeans D．Byallmeans3．Whenshevisitedthechildren’shome，it________herthatshecouldadoptahomelesschild.A．raninto B．happenedtoC．occurredto D．wasoccurredto4．Weforgottobringourtickets，butpleaseletusenter，________？A．doyou B．canweC．willyou D．shallwe5．—IfyoulikeIcandosomeshoppingforyou.—That’saverykind________.A．offer B．serviceC．point D．suggestion6．Ifyoucan’tdecidewhichofthetwobookstoborrow，whydon’tyoutake________？Iwon’treadthemthisweek.A．all B．anyC．either D．both7．Whentheheadmasterspokeouthisplan，the________ofthestudentsintheclass________againstit.A．majority；were B．most；wereC．most；did D．majority；did8．________environmentaldamageisdone，ittakesmanyyearsfortheecosystem(生态系统)torecover.A．Evenif B．IfonlyC．While D．Once9．Yourstoryisperfect；I’veneverheard________before.A．thebetterone B．thebestoneC．abetterone D．agoodone10．________，let’sexchangeourideasonhowtospendtheholiday.A．Beginningwith B．BeginwithC．Tobeginwith D．Tobegin11．Iknowyoudon’tlike________musicverymuch.Butwhatdoyouthinkof________musicinthefilmwesawyesterday?A．/；/ B．the；theC．the；/ D．/；the12．Manydiedorreturnedhome，butmostremainedinCaliforniato________alifeforthemselvesinthenewtownsoronfarms.A．make B．comeC．bring D．lay13．Footballisa________ofasharpmindandhardtrainingratherthanjusttalking.A．mixture B．thoughtC．time D．action14．Whenyougetthepaperback，payspecialattentiontowhat________.A．havemarked B．havebeenmarkedC．hadmarked D．hadbeenmarked15．Theyarejustcollegegraduatesanddon’trealize________tostartandrunacompany.A．whattakesit B．whattheytakeC．whattakesthem D．whatittakesⅡ.翻译句子16．警察把她说的每一句话都记了下来。(notedown)________________________________________________________________________17．我认识他好多年了。(agreatmany)________________________________________________________________________18．我今晚很可能给你打电话。(likely)________________________________________________________________________19．据说，他一年挣100万美元。(Itisbelievedthat)________________________________________________________________________________________________________________________________________________20．不要被他的花招蒙骗。(takein)________________________________________________________________________Ⅲ.完形填空Iwascoachinggirls’trackinIowaandtherewasayoungdiscus(铁饼)throwerontheteamwith__21__potential(潜力)．Heregoesherstory.Attheendofourtraining__22__thedistricttrackmeet，thisdiscusthrower，Lucy，askedmeifshe__23__cometotheschoolonSundayforalittle__24__training.Iagreed.Theyearbefore，shehadplacedsecondatthedistrictmeetand__25__missedgoingtothestatemeet.Shehadwoneverydiscusevent，__26__thatdistrictmeet！And，herthrowsinthe21.A.littleB．largeC．noD．limited22．A.afterB．duringC．sinceD．before23．A.couldB．mustC．shouldD．would24．A.helpfulB．extraC．realD．regular25．A.luckilyB．completelyC．narrowlyD．probably26．A.exceptB．includingC．despiteD．withcompetitionshad__27__beenbetween106′1″and110′10″.Somethingbeganto__28__me.Whycouldn’tLucy__29__togetthediscusto111feet？Iwonderedifitwasmoreapsychologicalbarrier(心理障碍)__30__aphysicalone.Idecidedtotrysomething__31__.Imadeupmymindto__32__toLucy.OnSunday，afterherdrills，Isaid，“Whydon’tyouthrowfiveorsixgoodonesformeto__33__？”Shebegantothrowagain，but__34__werefartherthanwhatshehadalreadythrown.But，Ididn’ttellLucy.AsIwasmeasuringthe__35__one，Ipulledoutsomemoretape(卷尺)andyelledouttoher，“Cometoseethis！Thisoneis__36__！”Itwasn’t.Lucy，thinkingthatthiswasapersonalbest，jumpedwildlyintotheairin__37__.Thenextafternoon，atthedistrictmeet，Lucy__38__withapersonalbestthrowof114′10″！Just24hoursafterIhadliedtoher.However，thistimeshehad__39__thrownthediscusfourfeetfurtherthanshehadeverthrownitbefore.Sometimeswe__40__ourownbarriersinourmind.Solearntotakecontrolofyourmind.27.A.sometimesB．alwaysC．neverD．seldom28．A.frightenB．pleaseC．shockD．bother29．A.seemB．pretendC．needD．ask30．A.apartfromB．ratherthanC．becauseofD．accordingto31．A.impossibleB．familiarC．newD．easy32．A.lieB．turnC．replyD．call33．A.lookB．measureC．matchD．take34．A.manyB．allC．someD．none35．A.worstB．closestC．firstD．final36．A.higherB．fartherC．biggerD．longer37．A.excitementB．anxietyC．puzzlementD．anger38．A.disappearedB．lostC．wonD．arrived39．A.actuallyB．hardlyC．nearlyD．only40．A.breakB．removeC．takeD．setⅣ.阅读理解Afewcupsofgreenteaeachdaymayhelppreventheartdisease，GreekresearcherssaidonWednesday.AstudypublishedintheEuropeanJournalofCardiovascular(心血管的)Preventionshowedfurtherevidenceofthepotentialhealthbenefitsfromteaalreadylinkedtoareducedriskofarangeofcancersandotherconditions.Thestudyshowedthatgreenteaimprovesbloodflowandtheabilityofarteries(动脉)torelax，saidCharalambosVlachopoulos，anexpertattheAthensMedicalSchoolinGreecewhoworkedonthestudy.Otherstudieshaveshownthatblackteaalsohasbenefitsforcardiovascularhealth.TheGreekteamsaidtheybelievedgreenteamightbeevenbetterbecauseithadhigherquantitiesofbeneficialsubstancescalledflavonoids(类黄酮)—someofwhicharelostintheoxidation(氧化)processthatblackteaundergoes.Flavonoidsarealsofoundincocoa，tomatoesandgrapes.“Acoupleofcupsadaywouldprobablybegoodforpeople，”Vlachopoulossaid.“Thisisthefirststudytoshowtheseeffectsforgreentea.”Theresearchersgave14healthyvolunteerseithergreentea，coffeeorhotwaterandthenmeasuredthefunctionofendothelialcells(内皮细胞)．Thesecellshelprelaxarteriesandeasebloodflow.“Whatisimportantistheseeffectsareevidentwithin30minutes，”Vlachopoulossaid.Themeasurementstaken30,90and120minutesfollowingconsumptionshowedanalmostimmediatebenefitamongpeoplewhohaddrunkgreentea，hesaid.Whiletheresearcherslookedonlyatashort－termeffect，Vlachopoulossaidtheteam’sstudiessuggesttheprotectionislong－lasting.“GreenteaisconsumedlessintheWesternworldthanblacktea，butitcouldbemorebeneficial，”hesaid.41．Whatwouldbethebesttitleforthepassage?A．BenefitsfromblackteaB．DifferentkindsofteaC．GreenteaprotectsagainstheartdiseaseD．Greenteareducestheriskofcancer42．Accordingtothestudy，greenteacandothefollowingEXCEPT________.A．improvebloodflowB．benefitcardiovascularhealthC．helprelaxarteriesD．increasetheoxidationrateofflavonoids43．WhichofthefollowingstatementsisTRUE?A．Greenteaisbetterthanblackteabecauseithasbeenprocessed.B．Greenteacontainsmoreflavonoidsthanblacktea.C．Vlachopoulos’sstudyisbasedonmanyyears’research.D．Vlachopoulos’sstudyisthefirsttoshowgreentea’sbenefits.44．Wecanlearnfromthepassagethat________.A．14volunteerswithheartdiseasejoinedintheexperimentB．ittakesanhourforgreenteatotakeeffectC．greenteahasalong－lastingeffectaccordingtoVlachopoulosD．Westernersprefergreenteatoblacktea45．WhichoneofthefollowingfactorsisNOTrelatedwiththeresearchprocedure?A．Thevolunteers. B．Thedrinks.C．Bloodsamples. D．Objectsfortime－measuring.课时作业答Ⅰ.单项填空1．A句意为：协议表明两家公司将再度合作。turnup露面；lookup查阅；pickup拾起，开始学，所以A项正确。2．Dbyallmeans意为“当然可以”。3．C考查动词短语辨析。此处为句型Itoccurstosb.that...(某人突然想起……)。A项表示“偶然感到”，不合句意。happentosb.表示“某事发生在某人身上”，不合语境，故排除B项；occur不用于被动语态，故D项被排除。4．C本题考查反意疑问句的结构。以letus开头的祈使句，其附加问句部分常为willyou(表示不包括对方在内)；而以let’s开头的才用shallwe(表示包括对方在内)。A、D两项不符合英语习惯。5．A本题考查词语辨析。offer作名词，意为“提议，提供”，有提供帮助之意；service服务，仪式；point要点；分数；尖；suggestion建议。6．D本题考查代词的用法。all(多者中)全部；any(多者中的)一个；either(两者中的)一个；both(两者中的)全部，根据句子提示选D。7．Amost的前面不能加the，排除B、C两项；固定短语beagainst表示“反对”，故答案为A。8．D本题考查连词用法。A项意为“即使”，B项意为“只要；要是……多好”，C项意为“在……期间；尽管”，D项意为“一旦”，根据题意，只有D项正确。9．C本题考查比较级用法。英语中，形容词的比较级与否定词连用表示最高级概念，此时，名词或代词前往往用不定冠词，表示泛指概念。10．Ctobeginwith意思是“首先，第一”，在句子中作插入语，注意和动词短语beginwith的区别。11．D本题考查冠词用法。music为不可数名词，表示泛指时不用冠词，而表示特指时须用定冠词the。12．A只有makealife搭配正确，而cometolife；bringsb./sth.tolife构成搭配，所以A项正确。13．A句意为：足球是敏锐的头脑和艰苦训练的结合，而不只是能谈判出来的。mixture混合，混合体，与句意吻合。14．B此题考查动词的时态和语态。因mark这一动作发生在get之前，且试卷是被批注，因此应用现在完成时的被动语态。15．D此题包括句型“Ittakessb....todosth.”。动词realize后面为宾语从句，而从句缺take的宾语，故用what。Ⅱ.翻译句子16．Thepolicemannoteddowneverywordshesaid.17．Ihaveknownhimagreatmanyyears.18．Iamverylikelytoringyoutonight.19．Itisbelievedthatheearnsoveramilliondollarsayear./Heisbelievedtoearnoveramilliondollarsayear.20．Don’tletyourselfbetakeninbyhistricks.Ⅲ.完形填空21．B从文章的后半部分可知，这个运动员最后取得了很好的成绩，故此处指该运动员的潜力很大，故用large。22．D文章后面才提到区运动会的召开，故此时运动会还没有召开，故用before，意为“在区运动会开始之前”。23．A此处Lucy问作者周日她能不能来学校加练，表示请求应该用could。其余的不符合此处的语境。24．B文中提到的时间是周末，应该是休息的时间，在周末进行训练，那就是加练，即“extratraining”。helpful有帮助的，有益的；extra多余的，额外的；real真的，真正的；regular有规律的，均匀的。25．C该空前面提到她在去年的区运动会上得了第二名，就差那么一点而没有能够参加州运动会。narrowlymissed意为“以微弱差距错过”。26．A句意为“她赢得了每场掷铁饼比赛，除了那场区运动会”。此处except表示“除了”。including表示“包含”；despite表示“不管，尽管”。27．B下段中作者提到他对Lucy不能达到111英尺感到很疑惑，由此可知Lucy在运动会上的成绩总是在106′1″和110′10″中间变化，故用always表示“一直”，体现作者对这个问题的困惑。28．D通过上下两段的意思可知作者对Lucy不能突破110′10″感到很困惑，故用bother烦扰。frighten使惊吓，惊恐，please取悦，shock震惊，不符合语境。29．A句意为“为什么Lucy看上去不能将铁饼扔到111英尺呢？”，sb.seemstodosth.意为“某人看上去……”。pretend假装，need需要，ask要求，均不符合文意。30．B作者此处对Lucy为什么不能够突破111英尺这一问题进行思考，语境为“这是不是因为心理障碍而不是体力的问题呢？”ratherthan与其……倒不如，而不是；apartfrom除了；becauseof因为，由于；accordingto根据。故B项正确。31．C作者此时在考虑Lucy不能够掷得更远的原因，上文提到作者怀疑这是由于心理问题，因此此处是说针对这个问题，他决定尝试新的东西，故用new。此处new是形容词作后置定语，修饰something。impossible不可能的；familiar熟悉的；easy容易的，均不符合语境。32．A文章后半部分提到“Just