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1、学业分层测评1.单句语法填空1. NotonlyIknowher.butIwasherbestfriend.2. HesaidthattheChristmastree(buy)sn.3. Youcaneasilygetaccessthehumorousoldman.4. Hefixedhisattentionon(listen)tothemorningnews.5. Atnotimethecountrjbeenmoreprosperousthanatpresent.【答案】1.did2.wouldbebought3.to4. listening5.hasH.单句改错1. Thenaughtyb
2、oywasmadedohishomework.2. Notonlythestudentsbutalsotheteacherlikeholidays.3. Theonlyaccessofthecityisacrossthebridge.4. Mynewhouseispaintednow.【导学号：140920265. Theseproblemsshouldhavesolvedmonthsago.【答案】I.do前加to2.like改为likes3.of改为to4.is后加being5.have后加beenl11阅读理解AlaskasArcticlakesnowfreezelaterandmelt
3、earlierinheyearthanin1950.leavingthemeasytosufferwaterlossfromevaporaiion(蒸发)andpossiblyaddingtolocalwanning,anewstudyfinds.hewintericeseasonnearBarrow.Alaska,isshorterthanin1950,rcscarchcnireportedJan.30inIhcjournalTheCryosphere.1.akeiceisalsothinnereachwinter.Thescientistssureyed402lakesontheNorth
4、Slope.wherepermafrost(permanentlyfrozenground)andshallowlakesdominatethearea.ln2019.thelakeicewas38percentthinnerthanin1950.and22percentfewerlakesfrozethroughtotheirbottoms.“Whenwesaw(heactualnumberswewereshockedathowdramaticthechangehasbeen.leadstudyauthorCristinaSurdu.oflhcUnivcrsilyofWaterlooinCa
5、nada,saidinaStatement.Surduandherco-authorsanalyzedthechangesinlake-icethicknessandicecoverwithsatelliteimagesandclimatemodelsinulations(satelliteimagesarconlyavailablefrom1991).heclimatemodelssuggestthercticlakesfrozealmostsixdayslaterandbrokeupabout18daysearlierinthewinterof2019comparedwiththewint
6、erof1950.44ThechangesiniceandtheshortenedwinteraffectNonherncommunitiesthatdependoniceroadsotransportgoods”Surdusaid.Forexample,everywinter,oilcompaniesbuildroadsoverfrozenlakestoCarTysuppliestoPrudhocBay.“Thedramaticchangesinlakeicemayalsocontributetofurtherwanningoftheentireregion,becauseopenwater
7、onlakesCOnIribu心towarmerairtemperatures,“Surdusaid.TleArcticiswanningtwiceasfastastherestoftheplanet,torreasonsthatmayincludei(slayeredainoshere,whichtrapsheat,andthelossofseaiceandsnowcover,whichhelpreflectthesunsenergywhenpresent.【诘篇解读】本文主要讲解并描述北极湖冰的改变及其带来的影响。1. Whatdoesthetextmainlytellus?A. Arct
8、iclakesnowfreezeearlierandmeltlater.B. Alaskaslocalwamingisdecreasingsharply.C. Arcticlakesarclosingice.D. Arcticlakesholdmore11eswaterthanbefore.【解析】主旨大芭超。依据弟一段第一句话，特殊留意find,show,suggest答词后的宾语从句。【答案】C2. WhatCanwcinfertheNorthSlopeisdottedwith?A. thickforests.B. numerouslakes.C. greengrasslands.D.fe
9、rtilizedfarmlands.解析】推理推断延。依据其次段其次句话可知:ThescientistsSUrVeyed402lakesontheNorthSlope,wherepermafrost(permanentlyfrozenground)andshallowkikesdominatethearea.【答案】B3. Accordingtothetext,thegreatchangesofAlaskasArcticlakes.A. aretotallybeyondSurdu,sexpectationsB. arecompletelywithinSUrdUsexpectationsC. c
10、omeasnosurprisetoSurduandherco-authorsD. comeasagreatexcitementtoSurdu【解析】细微环节理解题。依据第三段首句中的ShoCked可推断答案选A.【答案】A4. Howmanydayswasthewintericeseasonofrcticlakesin2019shorterthanthatin1950?A.6days.B.12days.C.18days.D.24days.【解析】细微环节理解飕stsixdayslaterandbrokeupabout18daysearlierinthewinterof2019comparedw
11、iththewinterofI95O.三,7?.,早溶化18大，那么北极湖泊的结冰季节2019年比1950年一共就少了24天，故选D。【答案】DIV.完形填空1.ifewashard,andCamwasbrokeashehadlosthisjobasaDJ.HehadnoCaShonhimbutabrand-newdollarbillwithallheautographs(亲笔签名)oftheOprystars,whichheJcarcullyandcarriedwithhimalways.Onemorning,hesawayoungman2quietlyinanoldyellowDodgei
12、ntheparkinglol.Camwavedtohimanddroveaway.Whcnhewentbacktotheparkinglotthatnight,henoticelthecaragain,parkedinthe3space.Tinscarhadnotmoved.Thenextmorning,asCamwalkednearthecar.theman4hiswindowdown.5Iiimselfandsaidhehadbeeninhi$carfordayswithnomoneyorfood.Tlien,Very6.themanaskedifhemightborrowadollarf
13、orasnacktogethimbyuntilthenextday.Catnexplainedhis7thathedidnthaveadollartolendhin.Hewalkedtohiscar.wishinghecouldhave8him.ThenCamsuddenly9hisGrandOlcOPrydollar.HeIOwithhisconscienceaminuteortwo.pulledhiswalletoutand11thebiIl/Ilienhewalkedbacktothemanandgavehimhis12dollar.Somebodyhas13alloverthis,em
14、ansaid,bulhedidntnoticethatthewritingwasdozensofJ4.Hctookthebill.haiverymorningwhenCainwasbackhometryingnotto15whathehaddone,thingsbegantohappen.Thephonerang;arecordingstudiowantedhimtodoaCOinmerviaIthatpaidS5(X),which16likeamillion.Inthenexttewdaysmorecametohimoutofnowhcrc.GoodthingskeptcomingJ8.Ca
15、m19sawthemanintheoldyellowDclgeagain.Bu(whether(heguywasa20oranangeldoesntmailer.【话篇解读】这是一菁汜叙文，文中作者讲解并描述了自己因为善行得到好报的故事。1. .possessedB.guardedC.worriedD.held解析联系前文withalltheautographs(亲芯签名)oftheOprystars,可知此处指的是他细致地爱护这张纱票。guard爱护。故选B。【答案】B2. A.bcggingB.cryingC.sittingD.singing【解析】联系下文“hehadbeeninhiscarfbrdays”可知此处指的量他望见一个年轻人辞痔地坐在车里面。Sil坐。故逸C。【答案】C3. A.sameB.rightC.properD.wrong【解析】依据后一句可知这插车还停在原来的地方。same相同的。故选Ae【答案】A4. .tumedB.pushedC.rolledD.opened【解析】结合常识可知汽车的车窗须要摇下来。roll,转动。故选C。【答案】C5. .introducedB.explainedC.praised
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