2019版高考英語一輪復(fù)習(xí)Unit2Cloning達(dá)標(biāo)鞏固練(含解析)新人教版選修8

Cloning李仕才***閱讀理解。TheInternetplaysabigpartinhumanlife.Weuseitforworkandentertainment.WecanfindnewrecipesontheInternetoradviceonstayinghealthy.Wecanevenuseittolearnanewlanguage.WeusetheInternettoconnectwithfamilyandfriendsandstayintouchwithissueswecareabout.Thelistgoesonandon.AsfarastheInternetbeingapartofourlives—well,thattrainhasleftthestation.Thatexpressionmeansthereisnogoingback.Ifyoupreferboating,youcansaythatshiphassailed.So,theremaybenogoingbacktoanInternet-freelife.ButcanusingtheInternettoomuchbebadforourhealth?Itmightbe,sayresearchers.Studyresultsshowthatteenswhospendatleast14hoursaweekonlineweremorelikelytohavehighbloodpressure.Highbloodpressuremakesyourheartandbloodvesselsworktoohard.Overtime,thisextrastrainincreasesyourriskofaheartattackorstroke.Highbloodpressurecanalsocauseheartandkidneydisease.Itisalsocloselylinkedtosomeformsofdementia,abraindisease.Dementiaismarkedbymemorydisorders,personalitychanges,andareducedabilitytoreason.Let’sintroducesomethingaboutthestudyofit.TheHenryFordHospitalinDetroit,Michigandidthestudy.Itinvolved335youngpeople,from14to17yearsold.Onehundredthirty-fouroftheteensweredescribedas“heavyInternetusers

”.Researchersfoundthatout

ofthese134teens,26hadhighbloodpressure.Theresearcherssaythestudyisthefirsttoconnectheavywebuseandhighbloodpressure.OtherresearchhasconnectedthatheavyInternetusewithhealthproblemsincludinganxiety,depressionandobesity.TheleadresearcherofthestudyisAndreaCassidy-Bushrow.Inastatementshesaid,“UsingtheInternetispartofourdailylifebutitshouldn’tconsumeus.”Forthepurposeofthestudy,sheexplains,teensconsideredheavyInternetuserswereonlineon“average25hoursaweek.”MsCassidy-Bushrowaddsthatitisimportantforteenstotake“regularbreaksfromtheircomputersorsmartphones”andtodosome“kindofphysicalactivity.”Shealsosuggeststhatparentslimittheirchildren’suseoftheInternettotwohoursaday,fivedaysaweek.【文章粗心】互聯(lián)網(wǎng)這樣實(shí)用而且融入我們的生活,但過分使用它,會致使多種健康問題。1.Thefirsttwoparagraphsmeanthat________.A.thelistofthefunctionoftheInternetistoolongtobeendlessB.theInternethastoomanyusestocountC.thenumberofthepeopleintheworldusingtheInternetistoomanytocountD.thelistoftheusesoftheInternetisbeinglengtheneddaybyday【分析】選B。細(xì)節(jié)理解題。由第一句“TheInternetplaysabigpartinhumanlife.”和第二段“Thelistgoesonandon.”可知,B項(xiàng)切合題意。Thereasonofincreasingpeople’sriskofaheartattackorstrokeisthat________.A.theyusetheInternettoomuchB.theypaylittleattentiontotheirhealthC.highbloodpressuremakestheirheartandbloodvesselsworktoohardD.usingtheInternettoomuchmakestheirheartandbloodvesselsworktoohard【分析】選C。細(xì)節(jié)理解題。由第七段“Highbloodpressuremakesyourheartandbloodvesselsworktoohard.Overtime,thisextrastrainincreasesyourriskofaheartattackorstroke.”高血壓使得人們的心臟和血管超負(fù)荷運(yùn)轉(zhuǎn)。長此過去,這類超負(fù)荷運(yùn)行會增添心臟病和中風(fēng)發(fā)生的風(fēng)險?！笨芍狢項(xiàng)正確。WhichofthefollowingmayusingtheInternettoomuchcontributetobesidesteenagers’highbloodpressure?A.Anxiety,depressionandobesity.B.Memorydisorders,andpersonalitychanges.2C.Dementia,abraindisease.D.Aheartattackorstroke.【分析】選A。細(xì)節(jié)理解題。依據(jù)第十一段內(nèi)容可知:科研人員說研究結(jié)果表示過分使用互聯(lián)網(wǎng)第一致使高血壓。其余研究結(jié)果表示還可致使其余健康問題,如:憂愁、情緒低沉和肥胖。故A項(xiàng)正確。MsCassidy-BushrowsuggeststhatthepropertimechildrenspendusingtheInternetshouldbe________.A.25hoursaweekB.10hoursaweekC.5hoursadayD.14hoursaweek【分析】選B。細(xì)節(jié)理解題。依據(jù)最后一段:“她還建議家長應(yīng)當(dāng)把孩子使用互聯(lián)網(wǎng)的時間限制在每日兩小時,每周五天。”故B項(xiàng)正確。語法填空。Thetruth__1__treesarevitaltoourlifeisnotasecret.Theyprovideuswithfood,woodandmost__2__(important),oxygen.Nowthereisonemorethingwecanaddtothislist—blockingoutharmfulbacteriafromwater.Thediscovery__3__(make)byateamconsistingofscientistsfromtheMassachusettsInstituteofTechnology(MIT)andhighschoolstudents__4__wereseekinganaturalwaterfilter—onethatwouldhelpcommunitiesindevelopingcountriesthatdonothave__5__(accessible)tomodernwaterfiltersystems.The__6__(research),ledbyProfessorRohitKarnik,decidedtoturntotreesforhelpbecausetheycouldallowliquidtoflowthrough,whileblockingoutairbubbles.Theybeganbycutting1.5－inch－widesectionsoftreebarkfromthebranchesofawhitepinetree.Thepeoplerelatedthentestedthewood'sfilteringabilityby__7__(pour)watercontainingreddyeparticlesofdifferentsizesthrough.Totheir__8__(amaze),theyfoundthatitwaseffectiveintrappingallthearticles.__9__(encourage),theteamconducted__10__experiment,thistimewithwaterthatcontainedbacteria.Sureenough,thesapwoodheldback99%ofthebacteria,allowingonly1%toflowthrough.1．3篇章導(dǎo)讀：本文是一篇說明文。樹木對人類至關(guān)重要，本文經(jīng)過兩個實(shí)考證了然樹木除了可以供給食品、木材、氧氣等作用外，還可以隔絕細(xì)菌。1．that考察同位語從句的連結(jié)詞。第1空后的內(nèi)容解說說明名詞truth的內(nèi)容，所以設(shè)空處指引同位語從句，只起連結(jié)作用，不作成分。故填that。2．Importantly考察詞性變換。此處表示“最重要的是”，應(yīng)用副詞形式，組成固定短語mostimportantly，故填importantly。3．wasmade考察動詞的時態(tài)和語態(tài)。剖析句子構(gòu)造可知，此處動詞在句中作謂語。根據(jù)全文主體時態(tài)為一般過去時可知，該句也應(yīng)用一般過去時；make與discovery之間為動賓關(guān)系，故應(yīng)用被動語態(tài)。4．who/that考察定語從句的指引詞。設(shè)空處指引定語從句，在從句中作主語，先行詞是scientistsandhighschoolstudents，指人，故用who或that指引。5．a(chǎn)ccess考察詞性變換。haveaccessto為固定短語，意為“有使用的時機(jī)”。6．researchers考察詞性變換及名詞的數(shù)。依據(jù)本句中的decidedto可知，設(shè)空處應(yīng)填名詞作句子主語，指“研究人員”，且由從句中的they可知，故應(yīng)用復(fù)數(shù)形式researchers。7．pouring考察非謂語動詞。提示詞為動詞pour，空前為介詞by，后來應(yīng)用動名詞。故填pouring。8．a(chǎn)mazement考察固定用法?！皌oone's＋名詞”為固定用法，意為“令某人的是”，故填amazement。9．Encouraged考察非謂語動詞。encourage與主語theteam之間為邏輯上的動賓關(guān)系，故應(yīng)用過去分詞形式，在句中作原由狀語。10．a(chǎn)nother考察限制詞。依據(jù)第10空后的內(nèi)容可知，這個小組又做了此外一個實(shí)驗(yàn)，故填another，意為“另一個”。***完形填空。Fallingoffaboxcarandlandingonmyhead，IlostmysightwhenIwasfourwouldbewonderfultoseeagain，__2__atragedycandostrangethingstopeople.It__3__tomethatImightnothavecometolovelifeasIdonowifIhadn'tbeenblind.Myparentsandmyteachersawsomething__4__me，andtheymademewantto__5__againstblindness.Thehardest__6__Ihadtolearnwastobelieveinmyself.IfIhadn'tbeenabletodothat，Iwouldhave__7__downfortherestofmylife.WhenIsay__8__inmyselfIamnottalkingabout__9__thekindofself-confidencethat__10__medownan4unfamiliarstaircase(樓梯)alone.ButImeansomethingbiggerthanthat：theassurancethatIamarealpositiveperson__11__imperfections.mangavemeanindoor__14__.“Ican'tusethis，”Isaid.“Takeitwithyou，”he__15__me，“androllitaround.”The__16__stuckinmyhead.“Rollitaround！”ByrollingtheballIcouldhearwhereitwent.ThisgavemeanideahowtoachieveagoalIhadthought__17__.AttheSchoolfortheBlindI__18__anewkindofbaseballcalledthe“groundball”．AllmylifeIhavesetaseriesofgoalsandthentriedtoreachthem，oneatatime.Ihadtolearnmy__19__.IwouldfailsometimesanywaybutontheaverageImade__20__.1．A.randomlyB．a(chǎn)bruptlyC．roughlyD．completely2．A.soB．butC．thusD．a(chǎn)nd3．A.occurredB．referredC．broughtD．turned4．A.ofB．forC．toD．in5．A.getB．fightC．findD．drop6．A.methodB．experienceC．lessonD．manner7．A.brokenB．putC．settledD．lay8．A.courageB．a(chǎn)mbitionC．beliefD．power9．A.firmlyB．simplyC．fairlyD．slightly10．A.stopsB．helpsC．findsD．gives11．A.despiteB．besidesC．withoutD．unlike12．A.descriptionB．existenceC．a(chǎn)ccusationD．recognition513．A.intelligenceB．incidentC．troubleD．determination14．A.chairB．baseballC．gameD．design15．A.urgedB．blamedC．greetedD．teased16．A.goalsB．wordsC．imagesD．ideas17．A.valuableB．reasonableC．impossibleD．unbearable18．A.discoveredB．equippedC．formedD．invented19．A.limitationsB．a(chǎn)dvantagesC．puzzlesD．personalities20．A.senseB．progressC．mistakesD．decisions【解題導(dǎo)語】本文是一篇夾敘夾議文。文章主要敘述了“我”在四歲的時候失掉了視力，但經(jīng)過一件小事，“我”學(xué)會了自信，并漸漸獲得進(jìn)步的過程?！竞诵脑~匯】tragedy慘劇imperfection弊端ontheaverage一般來說roughly大略地1．C考察副詞?！拔摇彼臍q時失掉視力，此刻已經(jīng)三十二歲了。由此可推知，此處表示“我”大略地記得，應(yīng)選C。roughly“大略地，大概上”。2．B考察連詞。依據(jù)語境可知，上下文之間是轉(zhuǎn)折關(guān)系，應(yīng)選B。3．A考察動詞?！拔摇毕氲郊偃纭拔摇睕]有失明“我”可能不會像此刻這樣熱愛生活。Itoccurstosb.that...為固定句型，意為“某人想到”。4．D考察介詞?！拔摇备赣H母親以及老師看到了“我”內(nèi)在的一些東西，他們讓“我”想要與失明作斗爭。依據(jù)語境可知，此處應(yīng)選D。5．B考察動詞。拜見上題分析。fightagainst...“與作斗爭”。6．C考察名詞?！拔摇睂W(xué)到的最困難的一課(lesson)就是要相信“我”自己。7．A考察動詞。假如“我”做不到那樣的話，“我”可能已經(jīng)精神崩潰了。breakdown“(在健康或精神等方面)垮掉”。8．C考察名詞。依據(jù)上文中的“tobelieveinmyself”可知，此處應(yīng)選C項(xiàng)與上文相照顧。9．B考察副詞。“我”說的信心其實(shí)不只是(simply)指幫助(helps)“我”走下陌生樓6梯的自信。10．B考察動詞。拜見上題分析。11．A考察介詞。只管“我”是一個不完滿的人，可是“我”是一個踴躍的人。despite“只管”，切合語境。12．D考察名詞。“我”花了好多年才認(rèn)識到這一點(diǎn)。A項(xiàng)意為“描繪”；B項(xiàng)意為“存在”；C項(xiàng)意為“指控”；D項(xiàng)意為“認(rèn)識”。13．B考察名詞。這從一件小事開始。A項(xiàng)意為“智慧”；B項(xiàng)意為“小事”；C項(xiàng)意為“麻煩”；D項(xiàng)意為“信心”。14．B考察名詞。依據(jù)下文中的“anewkindofbaseball”可知，此處指棒球。15．A考察動詞。依據(jù)語境可知，此處指他向來在督促“我”。urge“激烈要求，敦促”。16．B考察名詞。他所說的話(words)印在“我”的腦海中，應(yīng)選B。17．C考察形容詞。這給了“我”一個怎樣實(shí)現(xiàn)”我”以為不行能(impossible)的目標(biāo)的想法。A項(xiàng)意為“有價值的”；B項(xiàng)意為“合情理的”；C項(xiàng)意為“不行能的”；D項(xiàng)意為“沒法容忍的”。18．D考察動詞。在盲人學(xué)?！拔摇卑l(fā)明(invented)了一種新的被稱之為“地滾球”的棒球。A項(xiàng)意為“發(fā)現(xiàn)”；B項(xiàng)意為“裝備”；C項(xiàng)意為“形成”；D項(xiàng)意為“發(fā)明”。19．A考察名詞。“我”不得不認(rèn)識自己的不足之處。limitation“(某人或某物的)局限性，不足之處”。20．B考察名詞?！拔摇庇袝r會失敗，但一般說來“我”獲得了進(jìn)步。makeprogress“獲得進(jìn)展”。短文改錯。Thisismyfifthdayatthesummercamp.Lifeisn'texactwhatIexpected.WehavetogetupearlytomakeourbedsbeforeourteacherMissLicometoinspect.Afterbreakfast,wehavesomeoffreetime.YesterdaymorningIwentfishing,buttheonlythingIcatchwasatreebranch.Intheafternoon,therearedifferentactivitylikehorsebackridingandhiking.They'refun,sonothingnewforme.Intheevening,everyoneisassi