2024-2025學年高中英語Unit20NewFrontiersLesson3練習北師大版選修7

PAGEPAGE1Lesson3ScientificBreakthroughs課時過關(guān)·即時鞏固一、單詞拼法1.Hewasfacedwiththedofwhetherornottoreturntohiscountry.

答案:dilemma2.Thechildrenweresintofourgroups.

答案:split3.The(總理)dealswithimportantaffairsofthestate.

答案:premier4.Thepolicemanhadtowwiththecaseinordertocatchthecriminal.

答案:wrestle5.It’stooearlytoknowthe(結(jié)果)ofherillness.

答案:outcome二、完成句子1.這些學生的年齡在19歲到22歲之間。Thesestudents’ages1922yearsold.

答案:rangefrom;to2.他們擁有兩套房子,另外還有一條船。Theyowntwohouses,aboat.

答案:nottomention3.他現(xiàn)在仍在同他的前任女友通信。Heisstillhisformergirlfriend.

答案:correspondingwith4.我剛要鎖門,這時天起先下雨了。Ilockthedooritbegantorain.

答案:wasaboutto;when5.她下決心要讓兒子改掉壞習慣。Shedecidedtohersonhisbadhabit.

答案:cure;of三、閱讀理解AAirtightplasticbagscanhelpfarmersprotecttheirharvestswithouttheuseofharmfulchemicals.Thesebagsaredesignedtokeepairoutofcropsinstorage.Usingthemisasimplewaytofightinsectsandkeepcropsfresh.TencountriesinWestandCentralAfricaareinvolvedinaprojecttoimprovethestorageofcowpeas,alsoknownasblack-eyedpeas.Farmerscanlosemuchoftheharvesttoinsectscalledbruchids(豆象),whichgrowfromeggstoadultsinafewweeksandthenlayfortytosixtyeggs.Theycandestroythewholeharvestwithinmonths.Farmerscanselltheircropsimmediately.Butsellingcropsatharvesttimemeansmorecompetitionandlowerprices.Ortheycanusepesticides(殺蟲劑)tokillthebugs.ButacropscientistDieudonneBaributsasays,“Theyendupmisusingoroverusingthepesticide.InNigeria,alotofcasesofdeathhavebeenreported.Theyusuallycallcowpeas‘killerbeans’inNigeria.”MrBaributsaisaresearcheratPurdueUniversityinIndiana,America.TheprojectiscalledPICS—PurdueImprovedCowpeaStorage.Hesaysthestoragebagsarethickenoughsothatanyinsectsalreadyinthecowpeaswilldiefromalackofoxygen.Thelackofairwillalsohelppreventthegrowthofbacteriathatcanruintheharvest.Thebagscostabouttwodollarseach.MrBaributsasaysthatisnotmuch,especiallyifitmeansfarmerscanwaitlongenoughtogetabetterpricefortheircrops.Thebagsareproducedlocally.Donorscurrentlysupporttheproject,butthegroupsinvolvedareworkingtobuildalastingmarketforthebagsbecausedonationfortheprojectwillnotlastforever.AcompanybasedintheUnitedStatescalledGrainPromakesanotherkindofairtightbags.ThesearecalledSuperGrainbags.PhilVillers,thecompany’spresident,saysstoringaharvestsafelynotonlyhelpsfarmersearnmoremoney,butalsoreducestheamountoftheharvestlosstoinsects,spoilageandmishandling.“Whatdoesnotgetwastedmeansitispossibletofeedahungryworld,”saidPhilVillers.1.Whatisthebesttitleforthispassage?A.SimpleBagsSavetheHarvestB.PlasticBagsKilltheInsectsC.BruchidsDoHarmtotheHarvestD.PesticidesThreatenFoodSafety解析:本文屬新聞報道類文章,開頭即點明白本文的中心,故選A項。答案:A2.Itcanbeinferredthatbruchids.

A.stealthestoredcropsfortheirfutureB.surviveinairtightplasticbagsC.growslowlyD.breedfast解析:從其次段的“whichgrowfromeggstoadultsinafewweeksandthenlayfortytosixtyeggs.Theycandestroythewholeharvestwithinmonths.”可知選D項。答案:D3.Howdoesthenameof“killerbeans”comeout?A.Thebeansarepoisonousbynature.B.Peopleeatbeansthatareinfectedbybugs.C.Farmersusechemicalstokillbugsimproperly.D.Bugsruinbeanswithinashorttime.解析:從第三段的“Theyendupmisusingoroverusingthepesticide.InNigeria,alotofcasesofdeathhavebeenreported.Theyusuallycallcowpeas‘killerbeans’inNigeria.”可知選C項。答案:C4.WhichofthefollowingstatementsisNOTtrue?A.Anyinsectsinthebagswillsoonuseuptheairandthendie.B.Theairtightplasticbagscurrentlysoldonthemarketdonotlastlong.C.Theprojectprovidesthefarmerswiththebagsforfreeatpresent.D.Whatfarmerscanearnfromtheuseofthebagsismorethantheyhavetopay.解析:從第四段的“Hesaysthestoragebagsarethickenoughsothatanyinsectsalreadyinthecowpeaswilldiefromalackofoxygen.”可知A項正確;從第四段的“Donorscurrentlysupporttheproject”可知現(xiàn)在為農(nóng)夫供應(yīng)免費的塑料袋,故C項正確;從第四段的“getabetterpricefortheircrops”可知D項正確;文章提到免費為農(nóng)夫供應(yīng)塑料袋持續(xù)的時間不會長,而不是市場上賣的塑料袋用的時間不夠長,可知應(yīng)選B項。答案:BBSincehisstudentsbeganusingQuizlet,EnglishteacherTristanThornehasnoticedanimprovementintheirabilitytolearnandusenewwords.QuizletisalearningApp,acomputerprogramyouuseonyourmobilephone.ItcanhelpusersbuildandtesttheirknowledgeofEnglishwords.Quizlethaswordsetsformillionsofsubjects.And,itisquicklybecomingausefulmobiletoolforlanguagelearners.ThorneteachesatColumbiaUniversityinNewYorkCity.ThankstolearningApps,JeffStrack,anotherEnglishteacher,hasalsonoticedimprovementinhisstudents’abilitytorememberinformation.HeteachesatHostosCommunityCollege,alsoinNewYork.HeandThornearepartofagrowingnumberoflanguageeducatorsaddingmobileAppstotheirclasses.StrackandThorneseemtoagreethatthedayswhenteacherswouldnotpermittheuseofmobilephonesaregone.WhentheyuseApps,languagelearnerscommunicatemoredifferentlythaninatraditionalclassroom.Usersactonorrespondtosomething,insteadofjustlisteningtonewinformation.ThornebelievesthatAppscanhelplearnersbecomemoreactiveinlearning.Forexample,eachweek,hisstudentsarerequiredtoaddvocabularywordsintoQuizletforotherstouse.HesayssomeAppsalsomakeiteasyforstudentstoknowtheirlanguagestrengthsandweaknesses.ThebiggestimprovementStrackhasseeninhisstudentsisthattheyaremuchmoreactiveinwhole-classorsmall-groupdiscussions.“Appsletallstudentstakepartintheactivity,whetherit’sagame,quizorpracticeactivity.”hesays.ManyexistinglearningAppsaredesignedforstudentsofallagesandlevels.Somearedesignedforgroupactivities.Somesupportindependentlearning.Stillsomearegoodforhomework.ThornesaysheespeciallylikesQuizletandthreeotherApps:QRCodes,SocrativeandEvernote.5.WhatdoStrackandThornedotoimprovetheirteaching?A.TheydesignlearningAppsfortheirstudents.B.Theydon’tallowtheirstudentstouseAppsafterclass.C.TheyallowtheirstudentstousemobileAppstostudy.D.Theyordertheirstudentsnottousemobilephonesinclass.解析:依據(jù)第一段中的“SincehisstudentsbeganusingQuizlet,EnglishteacherTristanThornehasnoticedanimprovementintheirabilitytolearnandusenewwords.”和其次段中的“HeandThornearepartofagrowingnumberoflanguageeducatorsaddingmobileAppstotheirclasses.”可知Strack和Thorne為了提高教學,都允許學生們在課堂上運用mobileApps。故選C項。答案:C6.Accordingtothetext,Appscanhelplanguagelearners.

A.takeanactivepartinlearningB.savemuchtimeandmoneyC.remembertheirweaknessesD.improvepersonaldesigningskills解析:依據(jù)第三段中的“WhentheyuseApps,languagelearnerscommunicatemoredifferentlythaninatraditionalclassroom.Usersactonorrespondtosomething,insteadofjustlisteningtonewinformation.”第四段中的“ThornebelievesthatAppscanhelplearnersbecomemoreactiveinlearning.”和第五段中的“ThebiggestimprovementStrackhasseeninhisstudentsisthattheyaremuchmoreactiveinwhole-classorsmall-groupdiscussions.”可知運用mobileApps后,學生們上課表現(xiàn)更主動活躍,故選A項。答案:A7.WhatcanwelearnabouttheexistinglearningApps?A.Theyhavethreetypesintotal.B.Theyaretoofewtochoosefrom.C.Theyareonlydesignedforhomework.D.Theyaredesignedfordifferentuses.解析:依據(jù)最終一段中的“ManyexistinglearningAppsaredesignedforstudentsofallagesandlevels.Somearedesignedforgroupactivities.Somesupportindependentlearning.Stillsomearegoodforhomework.”可知現(xiàn)存的學習軟件分別被設(shè)計有各自的用途,故選D項。答案:D8.Whatcanbethebesttitleforthetext?A.Greatchangesinscienceandtechnology.B.Theuseofmobilephoneswillbegone.C.WaystochoosefromdifferentmobileApps.D.BetterlanguagelearningwithmobileApps.解析:文章介紹了一種在手機上運用的應(yīng)用程序Quizlet,它能幫助用戶構(gòu)建和測試他們的英語詞匯學問,是語言學習者的一個有用的移動工具。在運用中學生們主動學習,效果很好。D項,用手機軟件更好地學語言,概括全文適合作為標題。故選D項。答案:D四、七選五閱讀理解依據(jù)短文內(nèi)容,從短文后的選項中選出能填入空白處的最佳選項。選項中有兩項為多余選項。Todayitiscommontoseepeoplewhowalkaboutwithcolouredwireshangingfromtheirearswherevertheygo.Theymoveaboutintheirpersonalbubbles,sometimesunawareofwhat’sgoingonaroundthem.1.Outsidelifeisshutout.Soareyouoneofthem?

Forme,walkingaroundinmyownpersonalbubbleisperfect.2.What’sevenbetter,wearingearphonesseemstogivepeopleasignalwhichsays,“I’mnotavailableforchattingatthemoment!”

Supposethatyou’reatworkandabouttomakeanincrediblebreakthrough,butacolleaguesuddenlyturnsup.Atthisprecisemoment,theslightestdisturbancewouldbreakyourconcentration.3.Onceagain,thosewireshangingfromyourearswouldbesuretogivethat“Goaway!”signal.

4.It’sprobablypartofthegrowingupstagewhentheyjustwanttoignoretheirwholefamily.Whiletheirmothersgivethemlecturesaboutwhytheyshoulddotheir“Yes,mom”,theearphonessolvetheproblem.

Prettysoon,notonly