2025-2026年江苏省苏教版高二英语上册第7章期末测试卷

2025-2026年江苏省苏教版高二英语上册第7章期末测试卷1.Intheunit7readingpassage,theauthorusestheexampleofalocalfarmertoillustratetheimpactofclimatechangeonagriculture.Whichsentencebestdescribesthefarmer'ssituationaccordingtothetext?A.Thefarmerhassuccessfullyadoptedmodernfarmingtechniquestoincreasecropyielddespiteweatherchallenges.B.Thefarmerlosthisentireharvestduetounexpecteddroughtconditionslastsummer.C.Thefarmer'sfamilyhasbeenfarminginthesameregionforover100yearswithoutfacingsignificantdifficulties.D.Thefarmerplanstomigratetoanothercountrytoescapetheeffectsofclimatechangeonhislivelihood.【答案】B【解析】Thepassagespecificallymentionsthat"thelocalfarmer'scropswitheredcompletelyafterthedroughtlastedforthreemonths,"whichalignswithoptionB.OptionAcontradictsthetextasitdiscussesmoderntechniques,whilethepassagefocusesontraditionalfarming.OptionCisincorrectbecausethetexthighlightstherecentchallenges,notlong-termstability.OptionDintroducesaspeculativeelementnotsupportedbythepassage.Thecorrectanswerdirectlyreflectsthefarmer'sstrugglewithdrought.2.Accordingtotheunit7grammarsection,whichsentencecorrectlyusesthepassivevoicetodescribetheexperimentconductedbythescientists?A.Thestudentswereobservedcarefullybythescientistsduringtheexperiment.B.Theexperimentwascarefullyobservedbythestudentsduringthescientists'visit.C.Thescientistsobservedtheexperimentcarefullyinthelaboratoryyesterday.D.Thecarefullyobservedexperimentwasconductedbythestudentslastweek.【答案】A【解析】Thepassivevoiceisformedbyusing"be+pastparticiple."OptionAcorrectlystructuresthepassivesentence:"Thestudents(subject)wereobserved(passiveverb)bythescientists(agent)."OptionBincorrectlyplacesthepassiveverbinthewrongposition.OptionCusestheactivevoice,andoptionDmisplacesthepassiveverb.Thepassageemphasizesthatthescientistsperformedtheobservation,makingAthemostaccurate.3.Intheunit7speakingactivity,studentsareaskedtodebatewhethersocialmediahasmorepositiveornegativeeffectsonteenagers.Whichargumentwouldbestsupportthenegativeimpactperspective?A.Socialmediaplatformsprovideaspaceforteenagerstoexpresstheircreativityandconnectwithlike-mindedpeers.B.Teenagerscanusesocialmediatostayupdatedoncurrenteventsandeducationalcontent.C.Theconstantexposuretoidealizedimagesonsocialmediaoftenleadstolowself-esteemandanxietyamongteenagers.D.Socialmediaallowsteenagerstocollaborateongroupprojectsandassignmentsmoreefficiently.【答案】C【解析】Thepassageincludesadiscussiononmentalhealthissuesrelatedtosocialmedia,notingthat"manyteenagersreportedfeelinginadequateaftercomparingthemselvestoinfluencersonline."OptionCdirectlyaddressesthispoint,citingself-esteemandanxietyasnegativeeffects.OptionAandDhighlightpositiveaspects,whileoptionBfocusesoneducationalbenefits,whicharenotthemainargumentintheunit.Thecorrectansweralignswiththeunit'scriticalviewofsocialmedia'simpact.4.Theunit7writingtaskrequiresstudentstowritealettertoalocalnewspaperabouttheimportanceofrecycling.Whichsentencewouldbestserveastheconcludingsentenceoftheletter?A."Inconclusion,recyclingisasimpleyeteffectivewaytoprotectourenvironment."B."Ifwecontinuetoignorethisissue,ourplanetwillfaceevengreaterchallengesinthefuture."C."Ihopethisletterwillinspiremorepeopletotakeactionandjointherecyclingmovement."D."Thegovernmentshouldimposestricterlawstoensurethatrecyclingbecomesmandatoryforeveryone."【答案】C【解析】Thepassageemphasizescommunityengagementandpersonalresponsibilityinenvironmentalissues.OptionCreflectsthisbycallingforcollectiveaction,whichisarecurringthemeintheunit.OptionAistoogeneric,whileoptionBfocusesonfutureconsequenceswithoutproposingsolutions.OptionDintroducesapolicyapproachnotdiscussedinthepassage.Thecorrectansweralignswiththeunit'semphasisonindividualandcommunityefforts.5.Intheunit7vocabularysection,theword"ubiquitous"isdefinedas"present,appearing,orfoundeverywhere."Whichsentencecorrectlyusesthewordincontext?A.Thenewtechnologyisexpectedtobecomeubiquitousinthenextdecade,transformingvariousindustries.B.Theteacher'subiquitouspresenceintheclassroommadethestudentsfeelcomfortableandsupported.C.Theubiquitousnoisefromconstructionworkersdisturbedtheneighborsthroughoutthemorning.D.TherarespeciesisubiquitousintheAmazonrainforest,thrivingindiversehabitats.【答案】A【解析】Thepassageincludesexamplesofhowtechnologyisrapidlyintegratingintodailylife,suchas"smartdevicesarenowubiquitousinmodernhouseholds."OptionAaccuratelyuses"ubiquitous"todescribethewidespreadadoptionoftechnology,whichalignswiththeunit'stheme.OptionBincorrectlyusesthewordtodescribeaperson'spresence,whileoptionCmisusesitasanadjectivebeforeanoun.OptionDcontradictsthedefinitionbydescribingararespecies.Thecorrectanswerreflectstheunit'sfocusontechnologytrends.6.Theunit7readingpassagediscussesthebenefitsofstudyingabroadforteenagers.Whichsentencebestsummarizestheauthor'smainargument?A.Studyingabroadisanexpensivebutworthwhileexperiencethatcanbroadenateenager'shorizons.B.Teenagerswhostudyabroadoftenstrugglewithlanguagebarriersandculturaldifferences.C.Theacademicandpersonalgrowthgainedfromstudyingabroadisunparalleledforteenagers.D.Mostteenagersarenotpreparedforthechallengesoflivinginaforeigncountry.【答案】C【解析】Thepassagehighlightshowstudyingabroadfostersindependence,culturalawareness,andacademicexcellence,statingthat"thepersonaldevelopmentachievedthroughthisexperienceisinvaluable."OptionCcapturesthiscomprehensivegrowth,whichisthecentralpointoftheunit.OptionAacknowledgesthecostbutdoesnotemphasizethebenefits.OptionBfocusesonchallenges,whileoptionDpresentsanegativegeneralizationnotsupportedbythepassage.Thecorrectanswerreflectstheunit'spositiveperspectiveonstudyingabroad.7.Intheunit7listeningactivity,studentshearaconversationbetweentwofriendsdiscussingtheirplansfortheweekend.Whichsentencewouldbestdescribethemaintopicoftheconversation?A.Thefriendsaredebatingwhethertoattendaconcertorasportsgamethisweekend.B.Thefriendsarediscussingtheiracademicschedulesandupcomingexams.C.Thefriendsareplanningtovisitanewrestaurantinthecity.D.Thefriendsarearguingaboutwhoshouldpayforthemovietickets.【答案】A【解析】Thepassageshowsthefriendssaying,"Wecaneithergototherockconcerttonightorwatchthebasketballgametomorrow,"whichdirectlyaddressestheirdecisionbetweentwoentertainmentoptions.OptionAaccuratelyreflectsthis,whileoptionBintroducesacademictopicsnotmentionedintheconversation.OptionCandDarespecificdetailsbutdonotcapturetheoverarchingtopic.Thecorrectansweralignswiththeunit'sfocusondecision-makingineverydaylife.8.Theunit7grammarexercisefocusesontheuseofthepresentperfecttense.Whichsentencecorrectlyusesthepresentperfecttodescribeanactionthatstartedinthepastandcontinuestothepresent?A.ShehaswrittenthreeessaysforherEnglishclassthissemester.B.Theywenttothemuseumyesterdayandsawmanyinterestingexhibits.C.HewillfinishtheprojectbynextFriday.D.Thestudentshavebeenstudyingfortheirfinalexamfortwoweeks.【答案】D【解析】Thepassageexplainsthatthepresentperfectisusedforactionswithanunspecifiedstarttimeorthosecontinuingtothepresent.OptionDcorrectlyuses"havebeenstudying"todescribeacontinuousactionsincetwoweeksago.OptionAusesthesimplepresent,optionBusesthesimplepast,andoptionCusesthefuturetense.Thecorrectanswerreflectstheunit'sgrammarfocus.9.Intheunit7speakingactivity,studentsareaskedtodescribetheirfavoriteholidaydestination.Whichsentencewouldbestincludesensorydetailstomakethedescriptionvivid?A.IlovevisitingParisbecauseithasbeautifulbuildingsandfamouslandmarks.B.ThebeachesinBaliarestunning,andthefoodisdelicious.C.MyfavoriteholidayisinHawaiibecauseit'ssunnyandrelaxing.D.Romeisagreatcitywitharichhistoryandmanyattractions.【答案】B【解析】Thepassageemphasizesusingsensorylanguagetoenhancedescriptions,notingthat"describingthesoundofwavesandthetasteoflocalcuisinecanmakeadestinationmorememorable."OptionBincludesvisual("stunningbeaches")andgustatory("deliciousfood")details,makingitthemostvivid.OptionAandDaregeneralstatements,whileoptionClacksspecificsensoryelements.Thecorrectansweralignswiththeunit'semphasisondescriptivelanguage.10.Theunit7writingtaskasksstudentstowriteashortstoryaboutamysteriousobjecttheydiscovered.Whichsentencewouldbestcreatesuspenseinthestory?A.Theoldboxwascoveredindustandforgottenintheattic.B.AsIopenedthebox,Ifeltasuddenchillrundownmyspine.C.Theboxcontainedastrange,glowingstonewithunknownorigins.D.Idecidedtokeeptheboxasareminderofthatday.【答案】B【解析】Thepassagediscusseshowtobuildtensioninstorytelling,suggestingthatsuddenphysicalreactionscanheightensuspense.OptionBeffectivelycreatesthiseffectwiththephrase"feltasuddenchill,"whichimmediatelyengagesthereader.OptionAsetsthescenebutlackstension,whileoptionCrevealstheobjecttooearly.OptionDconcludesthestorywithoutmaintainingsuspense.Thecorrectanswerreflectstheunit'sfocusonnarrativetechniques.1.Accordingtotheunit7readingpassage,thelocalcommunity_______organizedaseriesofworkshopstoeducatepeopleaboutsustainableliving.2.Theunit7grammarsectionexplainsthatthepastperfecttenseisusedtodescribeanactionthat_______beforeanotherpastaction.3.Intheunit7speakingactivity,studentsareencouragedto_______theiropinionsclearlyandrespectfullyduringthedebate.4.Theunit7vocabularylistincludestheword"resilient,"whichmeansableto_______difficultiesandadapttochange.5.Theunit7writingtaskrequiresstudentstowritealettertoafriend_______theyexpresstheirgratitudefortheirhelp.6.Accordingtotheunit7listeningactivity,thetwospeakers_______abouttheirplanstotravelduringthesummerbreak.7.Theunit7passageonclimatechangementionsthatrisingtemperatures_______ledtomorefrequentextremeweathereventsinrecentyears.8.Theunit7grammarexercisefocusesontheuseofthepresentcontinuoustensetodescribeactions_______atthemomentofspeaking.9.Intheunit7speakingactivity,studentsareaskedtodescribeaplacethey_______visitedthatleftastrongimpressiononthem.10.Theunit7writingtaskasksstudentstoimaginethey_______amagicalobjectwithspecialpowersanddescribeitseffects.【答案】1.havebeen2.happened3.express4.overcome5.to6.discuss7.has8.happening9.have10.find1.Theunit7readingpassagestatesthatclimatechangehasnosignificantimpactonagriculture,asfarmerscanalwaysadapttonewconditions.2.Accordingtotheunit7grammarsection,thesimplepasttenseisusedtodescribeactionsthatoccurredataspecifictimeinthepast.3.Theunit7vocabularylistincludestheword"optimistic,"whichmeanshavingapositiveattitudeaboutthefuture.4.Theunit7passageonsocialmediaarguesthatusingplatformslikeInstagramandTikTokhasnonegativeeffectsonteenagers'mentalhealth.5.Theunit7listeningactivityfeaturesaconversationbetweentwostudentsdiscussingtheirweekendplans,withonesuggestingtheygotothecinema.6.Theunit7grammarexerciseexplainsthatthefuturetenseisusedtodescribeactionsthatwillhappeninthefuture.7.Theunit7passageonrecyclingmentionsthatrecyclingprogramsarenoteffectiveinreducingwaste,asmostpeopledonotparticipate.8.Theunit7speakingactivityrequiresstudentstodebatewhethertechnologyhasmorepositiveornegativeeffectsonsociety,withnoneedtoprovideevidence.9.Theunit7writingtaskasksstudentstowriteashortstoryaboutamysteriousobjecttheydiscovered,withnospecificrequirementsfortheplot.10.Theunit7passageonstudyingabroadhighlightsthechallengesoflivinginaforeigncountry,suchaslanguagebarriersandculturaldifferences.【答案】1.False2.True3.True4.False5.True6.True7.False8.False9.False10.True1.Accordingtotheunit7readingpassage,whatarethreewaysclimatechangeisaffectingagriculture?2.Theunit7grammarsectiondiscussestheuseofthepastperfecttense.Provideanexamplesentenceusingthepastperfect.3.Intheunit7speakingactivity,studentsareaskedtodebatewhethersocialmediahasmorepositiveornegativeeffects.Whataretwoargumentsforthepositiveside?4.Theunit7vocabularylistincludestheword"ubiquitous."Provideasentenceusingthewordincontext.5.Theunit7writingtaskrequiresstudentstowritealettertoalocalnewspaperabouttheimportanceofrecycling.Whatarethreekeypointstoincludeintheletter?6.Accordingtotheunit7listeningactivity,whataretwoplansdiscussedbythespeakersfortheirweekend?7.Theunit7passageonstudyingabroadmentionsthebenefitsofculturalexchange.Whataretwobenefitsmentionedinthepassage?8.Theunit7grammarexercisefocusesontheuseofthepresentcontinuoustense.Provideanexamplesentenceusingthepresentcontinuous.【答案】1.Threewaysclimatechangeisaffectingagriculture:(1)increaseddroughtconditionsleadingtocropfailure;(2)morefrequentfloodsdamagingfarmland;(3)unpredictableweatherpatternsdisruptingplantingschedules.2.Example:"Bythetimetherainstarted,thechildrenhadalreadyfinishedtheirgame."3.Twoargumentsforthepositiveside:(1)Socialmediaallowsteenagerstoconnectwithotherswhosharetheirinterests;(2)Itprovidesaplatformforteenagerstoexpresstheircreativityandsharetheiropinions.4.Sentence:"Smartphonesarenowubiquitousinmodernsociety,withalmosteveryoneowningone."5.Threekeypoints:(1)Recyclingreduceswasteandconservesnaturalresources;(2)Ithelpsprotecttheenvironmentbyreducingpollution;(3)Recyclingcancreatejobsintherecyclingindustry.6.Twoplans:(1)Onespeakersuggestsgoingtothecinema,whiletheotherprefersvisitingamuseum.7.Twobenefits:(1)Teenagersgainculturalawarenessandunderstanding;(2)Theydevelopindependenceandproblem-solvingskills.8.Example:"Thestudentsarestudyingfortheirfinalexamthisafternoon."1.Writeashortparagraph(5-7sentences)describingaplaceyouhavevisitedthatleftastrongimpressiononyou,usingatleastthreeadjectivesfromtheunit7vocabularylist.2.Imagineyoufindamagicalobjectwithspecialpowers.Describeitseffectsinaparagraph(5-7sentences),usingthepresentcontinuoustensetodescribewhatitisdoing.3.Writealetter(5-7sentences)toafriendexpressingyourgratitudefortheirhelpwithyourhomeworklastweek.4.Debatewhethersocialmediahasmorepositiveornegativeeffectsonteenagers.Provideoneargumentforthepositivesideandoneforthenegativesideinaparagraph(5-7sentences).5.Writeashortstory(5-7sentences)aboutamysteriousobjectyoudiscoveredinyourattic,usingatleastonesentencewiththepastperfecttense.6.Describethreewaysclimatechangeisaffectingagricultureinaparagraph(5-7sentences).7.Writeaparagraph(5-7sentences)aboutthebenefitsofstudyingabroadforteenagers,usingatleastonesentencewiththepresentperfecttense.8.Writeashortparagraph(5-7sentences)aboutamemorableeventfromyourchildhood,usingatleastonesentencewiththesimplepasttenseandonewiththepresentperfecttense.【答案】1.ThebeachinBalileftastrongimpressiononme.Itwasbreathtakinglybeautiful,withcrystal-clearwatersandgoldensands.Theatmospherewasvibrant,filledwiththesoundofwavesandlaughter.Ifeltrelaxedandrejuvenatedafterspendingthedaythere.Theexperiencewasunforgettable,andIhopetoreturnsomeday.2.Ifoundaglowingstoneintheforest,anditwaspulsatingwithenergy.AsIheldit,thestonebegantofloatintheair,illuminatingthesurroundingareawithasoftlight.Theobjectwasmovingaroundme,creatingamesmerizingdisplay.Iwasamazedbyitspowersandwonderedwhatothersecretsitheld.3.DearSarah,Iwantedtowritethislettertoexpressmygratitudeforyourhelpwithmyhomeworklastweek.Youexplainedthemathproblemssoclearly,andIwasabletounderstandthembetter.Yourpatienceandwillingnesstoassistmeweretrulyappreciated.Ifeelmoreconfidentaboutmyupcomingexamsthankstoyoursupport.Thankyouagainforyourhelp!4.Socialmediahasbothpositiveandnegativeeffectsonteenagers.Onthepositiveside,itallowsteenagerstoconnectwithotherswhosharetheirinterests,fosteringasenseofcommunity.However,itcanalsohavenegativeeffects,suchaspromotingunrealisticbeautystandards,whichcanleadtolowself-esteem.Whilesocialmediaoffersmanybenefits,itisimportantforteenagerstouseitresponsibly.5.Lastsummer,Idiscoveredanoldboxinmyatticwhilecleaning.Theboxwascoveredindust,andIhadnoideawhatitcontained.AsIopenedit,Ifoundacollectionofoldphotographsandletters.BythetimeIfinishedgoingthroughthem,Irealizedtheybelongedtomygreat-grandparents.Theexperiencewasfascinating,anditgavemeadeeperconnectiontomyfamilyhistory.6.Climatechangeisaffectingagricultureinseveralways.Risingtemperaturesarecausingmorefrequentdroughts,whichleadtocropfailure.Additionally,unpredictableweatherpatternsdisruptplantingschedules,makingitdifficultforfarmerstoplan.Thesechallengesareforcingmanyfarmerstoadoptnewtechniquestoadapttothechangingconditions.7.Studyingabroadoffersnumerousbenefitsforteenagers.Itallowsthemtoexperiencedifferentculturesandbroadentheirhorizons.Additionally,livinginaforeigncountryhelpsthemdevelopindependenceandproblem-solvingskills.Bythetimetheyreturnhome,theyhavegainedadeeperunderstandingoftheworldandthemselves.8.WhenIwastenyearsold,Iwenttomyfirstconcertwithmyfamily.Itwasanexhilaratingexperience,andIwillneverforgetit.Thebandwasamazing,andtheenergyinthecrowdwaselectric.Bythetimetheconcertended,Ihadmadelifelongmemorieswithmyfamily.Evennow,Ithinkbackonthatdaywithfondness,andithasshapedmyloveformusic.【标准答案及解析】一、单项选择题1.B解析：Thepassagestates,"thelocalfarmer'scropswitheredcompletelyafterthedroughtlastedforthreemonths,"confirmingoptionB.Otheroptionsmisrepresentthetext.2.A解析：Thepassivevoiceiscorrectlyformed:"Thestudents(subject)wereobserved(passiveverb)bythescientists(agent)."Otheroptionsuseincorrectstructures.3.C解析：Thepassagementions"lowself-esteemandanxietyamongteenagers"duetosocialmedia,makingCthecorrectanswer.Otheroptionsfocusonpositiveaspects.4.C解析：Thepassageemphasizescommunityaction,makingCthemostappropriateconclusion.Otheroptionsaretoogenericorintroduceunrelatedideas.5.A解析：Thepassagediscussestechnologytrends,andoptionAalignswiththistheme.Otheroptionsmisusethewordorintroduceunrelatedconcepts.6.C解析：Thepassagehighlightsacademicandpersonalgrowth,makingCthecentralargument.Otheroptionsfocusonsecondaryaspects.7.A解析：Theconversationdirectlyaddressesadecisionbetweentwoentertainmentoptions,asstatedinthepassage.8.D解析：Thepresentperfectcontinuous("havebeenstudying")describesacontinuousactionsincetwoweeksago,asexplainedintheunit.9.B解析：Thepassageemphasizessensorydetails,andoptionBincludesvisualandgustatorydescriptions.10.B解析：Thephrase"feltasuddenchill"createssuspense,asdiscussedintheunitonnarrativetechniques.二、填空题1.havebeen解析：Thepassagementionsongoingactions,requiringthepresentperfectcontinuous.2.happened解析：Thepastperfecttensedescribesactionsbeforeanotherpastevent,asexplainedintheunit.3.express解析：Thespeakingactivityencouragesclearandrespectfulcommunication,asnotedintheunit.4.overcome解析：Thedefinitionof"resilient"intheunitis"abletoovercomedifficulties."5.to解析：Theletteriswritten"toexpressgratitude,"asrequiredinthewritingtask.6.discuss解析：Thelisteningactivityfeaturesadiscussionabouttravelplans,asstatedinthepassage.7.has解析：Thepresentperfecttense("hasled")describesanongoingeffect,asexplainedintheunit.8.happening解析：Thepresentcontinuoustensedescribesactionsatthemomentofspeaking,asnotedinthegrammarsection.9.have解析：Thequestionasksaboutaplacevisited,requiringthepresentperfecttense.10.find解析：Thewritingtaskasksstudentstoimaginefindingamagicalobject,asstatedintheprompt.三、判断题1.False解析：Thepassagediscussesthechallengesofclimatechangeforagriculture,contradictingthestatement.2.True解析：Thegrammarsectionexplainsthesimplepasttenseforspecificpastactions,asstatedintheunit.3.True解析：Thevocabularylistincludes"optimistic,"definedasapositiveattitude,asnotedintheunit.4.False解析：Thepassagementionsnegativeeffectsofsocialmediaonmentalhealth,contradictingthestatement.5.True解析：Thelisteningactivityfeaturesaconversationaboutweekendplans,asdescribedintheprompt.6.True解析：Thegrammarsectionexplainsthefuturetenseforfutureactions,asstatedintheunit.7.False解析：Thepassagehighlightstheeffectivenessofrecyclingprograms,contradictingthestatement.8.False解析：Thespeakingactivityrequiresevidencetosupportarguments,asnotedintheunit.9.False解析：Thewritingtaskspecifiesrequirementsfortheplot,asstatedintheprompt.10.True解析：Thepassagediscusseschallengesofstudyingabroad,asnotedintheunit.四、简答题1.Threewaysclimatechangeisaffectingagriculture:(1)increaseddroughtconditionsleadingtocropfailure;(2)morefrequentfloodsdamagingfarmland;(3)unpredictableweatherpatternsdisruptingplantingschedules.解析：Thepassageprovidesexamplesoftheseeffects,makingtheanswercomprehensive.2.Example:"Bythetimetherainstarted,thechildrenhadalreadyfinishedtheirgame."解析：Thepastperfecttense("hadfinished")describesanactionbeforeanotherpastevent,asexplainedintheunit.3.Twoargumentsforthepositiveside:(1)Socialmediaallowsteenagerstoconnectwithotherswhosharetheirinterests;(2)Itprovidesaplatformforteenagerstoexpresstheircreativityandsharetheiropinions.解析：Thepassagediscussesthesebenefits,makingthemrelevanttothedebate.4.Sentence:"Smartphonesarenowubiquitousinmodernsociety,withalmosteveryoneowningone."解析：Thesentencecorrectlyuses"ubiquitous"todescribewidespreadadoption,asnotedintheunit.5.Threekeypoints:(1)Recyclingreduceswasteandconservesnaturalresources;(2)Ithelpsprotecttheenvironmentbyreducingpollution;(3)Recyclingcancreatejobsintherecyclingindustry.解析：Thepassageemphasizesthesepoints,makingthemkeytotheletter.6.Twoplans:(1)Onespeakersuggestsgoingtothecinema,whiletheotherprefersvisitingamuseum.解析：Thelisteningactivitydescribestheseplans,asstatedintheprompt.7.Twobenefits:(1)Teenagersgainculturalawarenessandunderstanding;(2)Theydevelopindependenceandproblem-solvingskills.解析：Thepassagehighlightsthesebenefits,makingthemrelevanttothetopic.8.Example:"Thestudentsarestudyingfortheirfinalexamthisafternoon."解析：Thepresentcontinuoustense("arestudying")describesanongoingaction,asexplainedintheunit.五、应用题1.ThebeachinBalileftastrongimpressiononme.Itwasbreathtakinglybeautiful,withcrystal-clearwatersandgoldensands.Theatmospherewasvibrant,filledwiththesoundofwavesandlaughter.Ifeltrelaxedandrejuvenatedafterspendingthedaythere.Theexperiencewasunforgettable,andIhopetoreturnsomeday.解析：Theparagraphusesvividdescriptionsandadjectivesfromtheunit,makingitengaging.2.Ifoundaglowingstoneintheforest,anditwaspulsatingwithenergy.AsIheldit,thestonebegantofloatintheair,illuminatingthesurroundingareawithasoftlight.Theobjectwasmovingaroundme,creatingamesmerizingdisplay.Iwasamazedbyitspowersandwonderedwhatothersecretsit