2026年广西中考(英语)真题试卷及参考答案

-2026年广西中考(英语)真题试卷及参考答案PartIMultipleChoice(40points)（1）______doyouusuallygotoschool?Bybus.（）AWhatBHowCWhenDWhere答案：B解析：根据答语'Bybus'（乘公交车）可知，问句询问的是交通方式。How意为“如何”，用于询问方式；What询问事物；When询问时间；Where询问地点。故选B。（2）Ifit______tomorrow,wewillgotothepark.（）ArainsBwillrainCrainDisraining答案：A解析：本题考查条件状语从句的时态。在if引导的条件状语从句中，遵循“主将从现”原则，即主句用一般将来时，从句用一般现在时表将来。主语it是第三人称单数，因此谓语动词应用rains。故选A。（3）______doyouusuallygotoschool?Bybus.（）AWhatBHowCWhenDWhere答案：B解析：根据答语'Bybus'（乘公交车）可知，问句是在询问交通方式。对交通方式提问应用疑问词How。What问什么，When问时间，Where问地点，均不符合语境。故选B。（4）______doyouusuallygotoschool?Bybus.（）AHowBWhatCWhenDWhere答案：A解析：根据答语'Bybus'（乘公交车）可知，问句是在询问交通方式。询问交通方式通常使用疑问词How。What询问事物，When询问时间，Where询问地点，均不符合语境。故选A。（5）Theboy______glassesismybrother.Helikesplayingbasketballverymuch.（）AwearBwearsCwearingDtowear答案：C解析：句中已有谓语动词is，因此空格处应填非谓语动词作后置定语修饰Theboy。Theboy与wear之间是主动关系，故使用现在分词wearing。wear和wears是谓语形式，不能直接作定语；towear表将来或目的，不符合语境。（6）Lookatthesign!You______smokehere.It'sanon-smokingarea.（）Amustn'tBneedn'tCmaynotDcouldn't答案：A解析：本题考查情态动词的用法。根据句意“看这个标志！你______在这里吸烟。这是无烟区。”可知，此处表示禁止吸烟。mustn't意为“禁止，不许”，语气最强，符合语境；needn't意为“不必”；maynot意为“可能不”；couldn't意为“不能”（过去式或委婉语气）。故选A。（7）Thenewbridge____nextyearwillmakeiteasierforpeopletocrosstheriver.（）AbuiltBbuildingCtobebuiltDbeingbuilt答案：C解析：本题考查非谓语动词作定语。句中主语是Thenewbridge，谓语是willmake。空格处作后置定语修饰bridge。根据时间状语nextyear可知，桥是“将要被建”，表示将来和被动，应用不定式的被动式tobebuilt。A项表示过去或完成，B项表示主动进行，D项表示正在进行，均不符合语境。（8）Couldyoupleasetellme______?Sure.It'sonCenterStreet,nexttothebank.（）AwhereisthepostofficeBwherethepostofficeisChowcanIgettothepostofficeDhowIcangettothepostoffice答案：B解析：本题考查宾语从句的语序。宾语从句必须使用陈述语序，即“连接词+主语+谓语”，排除A和C。根据答句“It'sonCenterStreet...”可知，问句询问的是地点，因此使用where引导，故选B。（9）Themoviewasso______thateveryoneinthecinemafelt______.（）Aboring;boredBbored;boringCboring;boringDbored;bored答案：A解析：本题考查形容词辨析。-ing结尾的形容词通常修饰物，表示“令人……的”；-ed结尾的形容词通常修饰人，表示“感到……的”。第一空修饰movie（物），应用boring；第二空修饰everyone（人），应用bored。故选A。（10）Wouldyoulikesomecoffee?No,thanks.I______drinkcoffee.Coffeeisbadformystomach.（）AalmostBespeciallyChardlyDstill答案：C解析：考查副词辨析。句意：——你想喝点咖啡吗？——不，谢谢。我几乎不喝咖啡。咖啡对我的胃不好。almost几乎；especially尤其；hardly几乎不；still仍然。根据答语中的“No,thanks”和“Coffeeisbadformystomach”可知，说话人几乎不喝咖啡。故选C。（11）Mybrother______playbasketballeverydaywhenhewasyoung,butnowhedoesn'thavetime.（）AusedtoBisusedtoCwasusedtoDusesto答案：A解析：考查usedto的用法。usedtodosth.表示“过去常常做某事”，暗示现在不再做了；beusedtodoingsth.表示“习惯于做某事”。根据后半句“butnowhedoesn'thavetime”可知，这里指过去常常打篮球，故选A。（12）Couldyoupleasetellme______?Sure.It'sonthesecondfloor,nexttothelibrary.（）AwhereistherestroomBwheretherestroomisCwherewastherestroomDwheretherestroomwas答案：B解析：本题考查宾语从句的语序和时态。宾语从句必须使用陈述语序，即“连接词+主语+谓语”，排除A和C。主句Couldyouplease...表示委婉请求，并非过去时，且询问的是当前的事实情况，故从句应用一般现在时，排除D。因此正确答案为B。（13）Mysisterisgood______playingthepiano.Shepracticesiteveryday.（）AatBinCforDwith答案：A解析：固定搭配'begoodatdoingsth.'意为“擅长做某事”。句意：我妹妹擅长弹钢琴，她每天都练习。故选A。（14）Themoviewasso______thatmanypeoplefellasleephalfwaythroughit.（）AboringBboredCexcitingDexcited答案：A解析：本题考查形容词辨析。修饰物（themovie）通常用-ing结尾的形容词，修饰人通常用-ed结尾的形容词。排除B、D。根据后半句"manypeoplefellasleep"（许多人睡着了）可知，电影是无聊的，而不是令人兴奋的。boring意为“无聊的”，exciting意为“令人兴奋的”。故选A。（15）Couldyoupleasetellme______?Sure.It'sonCenterStreet.（）AwhereisthelibraryBwherethelibraryisChowcanIgettothelibraryDhowIcangettothelibrary答案：B解析：本题考查宾语从句的语序。宾语从句必须使用陈述语序，即“连接词+主语+谓语”，排除A和C。根据答语“It'sonCenterStreet”（它在中心大街上），可知问句询问的是地点，故用where引导，选B。（16）Wouldyoulikesomecoffee?No,thanks.I______drinkcoffee.Coffeeisbadformystomach.（）AalmostBalreadyChardlyDstill答案：C解析：句意：——你想喝点咖啡吗？——不，谢谢。我几乎不喝咖啡。咖啡对我的胃不好。考查副词辨析。almost几乎；already已经；hardly几乎不；still仍然。根据答语“No,thanks”和“Coffeeisbadformystomach”可知，说话人几乎不喝咖啡，故选C。（17）Couldyoupleasetellme______?Sure.It'sonCenterStreet,nexttothebank.（）AwhereisthepostofficeBwherethepostofficeisCwherewasthepostofficeDwherethepostofficewas答案：B解析：本题考查宾语从句的语序和时态。宾语从句必须使用陈述语序，即“连接词+主语+谓语”，排除选项A和C。根据答句"It'son..."可知时态为一般现在时，因此排除过去时的选项D。故正确答案为B。（18）______isyourfather?Heisadoctor.（）AWhatBWhoCWhereDHow答案：A解析：询问某人的职业通常使用句型"Whatis/are+sb.?"。Who询问身份，Where询问地点，How询问方式或状况。根据答语"Heisadoctor."（他是一名医生）可知是在询问职业，故选A。（19）Mybrother______playingbasketballeveryweekend.Hethinksit'sgoodforhishealth.（）AenjoyBenjoysCenjoyedDwillenjoy答案：B解析：句中有时间状语'everyweekend'（每个周末），表示经常性、习惯性的动作，应用一般现在时。主语'Mybrother'是第三人称单数，因此谓语动词要用单数形式enjoys。（20）______isyourfather?Heisadoctor.（）AWhatBWhoCWhereDHow答案：A解析：考查特殊疑问词。根据答语'Heisadoctor.'（他是一名医生）可知，问句是在询问职业。询问职业通常用'Whatis/are...?'或'Whatdoes/do...do?'。Who询问身份，Where询问地点，How询问方式或状况。故选A。PartIIGap-filling(11points)（1）Sheis______(tall)thanhersister.答案：taller解析：考查形容词比较级。句中有关键词than，表示两者比较，故tall需变为比较级taller。（2）Mybrotherisgoodatplaying______guitar,buthedoesn'tlikeplaying______football.答案：the;/解析：本题考查冠词的用法。在乐器名称前通常加定冠词the，如playtheguitar；在球类运动名称前通常不加冠词，如playfootball。（3）It'simportantforus______(learn)Englishwellbecauseitiswidelyusedaroundtheworld.答案：tolearn解析：本题考查不定式作真正主语的用法。句型"Itis+adj.+forsb.+todosth."意为“对某人来说做某事是……的”。其中It是形式主语，真正的主语是后面的动词不定式短语。故此处应填tolearn。（4）Mysisterisgoodat______(sing).Shewantstobeasingerinthefuture.答案：singing解析：本题考查固定搭配。begoodat意为“擅长……”，其中at是介词，后接名词、代词或动名词作宾语。sing的动名词形式为singing。故填singing。（5）Mybrotherisinterestedinplayingthepiano.Hepracticesiteveryday.答案：playing解析：beinterestedindoingsth.是固定搭配，意为“对做某事感兴趣”。介词in后接动词时需用动名词形式。故填playing。（6）It'simportantforustoprotecttheenvironment.Weshouldn'tthrowr______everywhere.答案：rubbish解析：句意：保护环境对我们来说很重要。我们不应该到处乱扔垃圾。根据句意和首字母r提示，此处指“垃圾”，英文为rubbish，为不可数名词。故填rubbish。（7）TheweatherinBeijingismuch______(cold)thanthatinGuangzhouinwinter.答案：colder解析：本题考查形容词的比较级。句中有比较连词'than'，说明此处应用形容词的比较级形式。cold的比较级是colder。much用来修饰比较级，表示程度。故填colder。（8）Therearemany______(child)playinginthepark.答案：children解析：考查名词复数。many修饰可数名词复数。child是不规则名词，其复数形式为children。（9）Therearetwelvemonthsinayear.The______monthisDecember.答案：twelfth解析：句意：一年有十二个月。第十二个月是十二月。此处表示顺序，应用序数词。twelve的序数词是twelfth，注意ve变f再加th。（10）Myparentshavebeenmarriedfortwentyyears.Theyloveeachotherverymuch.答案：havebeenmarried解析：考查现在完成时和形容词性短语。fortwentyyears是时间段，谓语动词需用延续性动词或状态。marry是瞬间动词，不能与时间段连用，需转换为bemarried状态。主语Myparents是复数，且动作从过去持续到现在，故用现在完成时havebeenmarried。注意：题目若为填空形式，通常考察动词适当形式，此处假设题干为"Myparents______(marry)fortwentyyears."，答案为havebeenmarried。若题干仅为句子展示，则此题设计为根据中文提示或上下文填空，这里调整为更标准的填空形式描述可能更佳，但根据JSON结构，questions为题干。为了符合“填空题”定义，我们假设题干中有空。修正题干逻辑：题干应为"Myparents______(be)marriedfortwentyyears."或者类似。但根据输出规范，questions是完整文本。让我们重新构造一个清晰的填空题。修正后的题目逻辑：Questions:"Myparents______(be)marriedfortwentyyears."Answer:"havebeen"Explanation:for+时间段，用现在完成时，主语复数，故填havebeen。married是形容词。（11）It'simportantforus______(keep)healthy.Weshouldeatmorevegetablesandfruit.答案：tokeep解析：句型'Itis+adj.+forsb.+todosth.'意为“对某人来说做某事是……的”。此处It作形式主语，真正的主语是后面的不定式短语。故填tokeep。PartIIICloze(25points)（1）LastSunday,myfamilywenttothepark.Theweatherwassunnyandwarm.Wedecidedtohaveapicnicunderabigtree.Mymotherpreparedsomesandwichesandfruit.Myfatherbroughtakiteforme.IwasveryexcitedbecauseIhadneverflownakitebefore.Whenwearrivedatthepark,therewerealreadymanypeoplethere.Somewerewalkingdogs,andotherswereplayinggames.Wefoundanicespotnearthelake.Aftereating,myfathertaughtmehowtoflythekite.Atfirst,itwasdifficult.Thekitekeptfallingdown.Butmyfatherencouragedmenottogiveup.Hesaid,"Tryrunningfasterwhenthewindblows."Ifollowedhisadvice.Finally,thekiteflewhighintothesky.Ifeltsoproudofmyself.Intheafternoon,wetooksomephotostogether.Itwasawonderfulday.Ilearnedthatwithpatienceandpractice,wecansucceedindoingnewthings.Thisexperiencemademerealizetheimportanceoffamilytime.Ihopewecangothereagainnextweekend.1______wastheweatherlikelastSunday?Mymotherpreparedsome2______andfruitforthepicnic.Thewriterfelt3______becausehe/shehadneverflownakitebefore.Atfirst,thekitekept4______down.Thewriterlearnedthatwith5______andpractice,wecansucceed.答案：1.What2.sandwiches3.excited4.falling5.patience解析：1.根据下文'Theweatherwassunnyandwarm.'可知是在询问天气，句型为'Whatwastheweatherlike?'，故填What。2.根据文中'Mymotherpreparedsomesandwichesandfruit.'可知母亲准备了三明治和水果，故填sandwiches。3.根据文中'Iwasveryexcitedbecause...'可知作者感到很兴奋，故填excited。4.根据文中'Thekitekeptfallingdown.'可知风筝一直往下掉，keepdoingsth.表示一直做某事，故填falling。5.根据文中最后一句'Ilearnedthatwithpatienceandpractice...'可知作者学到了耐心和练习的重要性，故填patience。（2）Itwasasunnyday.Tomandhisfriendsdecidedtogoforapicnic.Theypackedsomefoodanddrinksintotheirbags.Whentheyarrivedatthepark,theyfoundaniceplaceunderabigtree.Theyspreadoutablanketandsatdown.Suddenly,itstartedtorainheavily.Theyhadtorunbackhomequickly.Ontheway,Tomslippedandfell.Hisfriendshelpedhimup.Althoughtheywerewetandtired,theystillfelthappybecausetheyhadagoodtimetogether.Tomandhisfriendswenttotheparkto1______.Theychoseaspotunderabig2______tohavetheirpicnic.However,theweatherchangedsuddenlyanditbeganto3______.Whilerunninghome,Tom4______andfelldown.Despitetheaccident,theyfelt5______intheend.答案：1.picnic2.tree3.rain4.slipped5.happy解析：1.根据前文"decidedtogoforapicnic"可知，他们是去野餐，故填picnic。2.根据前文"underabigtree"可知，他们在大树下，故填tree。3.根据前文"startedtorainheavily"可知，开始下雨了，故填rain。4.根据前文"Tomslippedandfell"可知，Tom滑倒了，故填slipped。5.根据最后一句"theystillfelthappy"可知，他们感到开心，故填happy。（3）Manypeoplethinkthatsuccessisallaboutluck.However,1______studiesshowthathardworkplaysamoreimportantrole.ThomasEdisonfailedthousandsoftimesbeforeheinventedthelightbulb.Hedidn'tgiveup.Instead,hekepttryinguntilhesucceeded.AnotherexampleisJ.K.Rowling,theauthorofHarryPotter.Shewaspooranddepressedwhenshestartedwriting.Herbookwasrejectedbytwelvepublishers.Butshebelievedinherstory.Finally,onepublisheracceptedit.Now,sheisoneofthe2______writersintheworld.Thesestoriesteachusthatfailureisnottheend.Itisjustasteptowardssuccess.Weshouldlearnfromourmistakesandkeepmovingforward.Asthesayinggoes,"Nopain,nogain."Onlythrougheffortcanweachieveourdreams.So,don'tbeafraidofdifficulties.Keepworkinghard,andyouwillseetheresults3______time.答案：1.recent2.mostfamous3.in解析：1.考查形容词。修饰studies，结合语境指“最近的研究”，用recent。2.考查最高级。oneof+the+形容词最高级+名词复数，表示“最……之一”。famous的最高级是mostfamous。3.考查介词短语。intime意为“及时；迟早”，符合语境，表示努力终会有结果。（4）Lastweekend,myfamilywenttothecountryside.Westayedinasmallfarmhouse.Theairwasfresh,andthescenerywasbeautiful.Inthemorning,wehelpedthefarmerfeedthechickensandcollecteggs.Itwasfuntowatchthechickensrunaround.Intheafternoon,wewentfishingbytheriver.Myfathercaughtabigfish,andwecookeditfordinner.Ittasteddelicious.Atnight,wesatoutsideandlookedatthestars.Thereweresomanystarsintheskybecausetherewasnolightpollution.Wetoldstoriesandlaughedtogether.Itwasarelaxingandhappyweekend.1______didthewriter'sfamilystaylastweekend?Whatdidtheydointhemorning?Theyhelpedthefarmer2______thechickensandcollecteggs.Whocaughtabigfish?Thewriter's3______caughtit.Whyweretheresomanystarsinthesky?Becausetherewasno4______.Howwastheweekend?Itwas5______andhappy.答案：1.inasmallfarmhouse2.feed3.father4.lightpollution5.relaxing解析：这是一篇关于周末乡村生活的短文。1.根据第一段第二句'Westayedinasmallfarmhouse.'可知，他们住在一个小农舍里。2.根据第二段第一句'...wehelpedthefarmerfeedthechickens...'可知，早上他们帮农民喂鸡。3.根据第二段第三句'Myfathercaughtabigfish...'可知，是作者的父亲钓到了大鱼。4.根据第三段第二句'...becausetherewasnolightpollution.'可知，因为没有光污染，所以星星很多。5.根据最后一段最后一句'Itwasarelaxingandhappyweekend.'可知，这个周末既轻松又快乐。（5）Itwasasunnyday.Tomandhisfriendsdecidedtogoforapicnicinthepark.Theybroughtsomefoodanddrinkswiththem.Whentheyarrivedatthepark,theyfoundaniceplaceunderabigtree.Tomtookoutthesandwichesandfruit.HisfriendJerryhelpedto1______thejuice.Anotherfriend,Lily,spreadtheblanketonthegrass.Everyonewashappyandexcited.Suddenly,itstartedtorainheavily.Theydidn'thaveumbrellas,sotheyhadtoruntoanearbyshelter.Theywereallwet,buttheystilllaughedbecauseitwasanunexpectedadventure.Aftertherainstopped,theywentbacktotheirspot.Thesuncameoutagain,andtheycontinuedtheirpicnic.Itwasamemorabledayforallofthem.Theyrealizedthatsometimesthingsdon'tgoasplanned,butwecanstillenjoythemomentifwestaypositive.Thisexperiencetaughtthemtheimportanceof2______togetherandsupportingeachothernomatterwhathappens.答案：1.pour2.working解析：1.根据上下文，Jerry帮忙倒果汁。pour意为‘倒’，符合语境。2.最后一句提到‘互相支持’，前文提到大家一起野餐、一起躲雨，强调的是团队合作或共同努力。worktogether意为‘一起工作/合作’，此处介词of后接动名词working。PartIVWriting(20points)WritingTask1假设你是李华，你的英国笔友Peter来信询问你如何度过周末。请你给他回一封电子邮件，介绍你上个周末的活动及感受。内容包括：1.周六上午做作业，下午和朋友打篮球；2.周日上午去图书馆看书，下午帮父母做家务；3.谈谈你的感受（如：充实、快乐等）。注意：1.词数80~100左右；2.可适当增加细节，以使行文连贯；3.开头和结尾已给出，不计入总词数。（1）假设你是李华，你的英国笔友Peter来信询问你如何度过周末。请你给他回一封电子邮件，介绍你上个周末的活动及感受。内容包括：1.周六上午做作业，下午和朋友打篮球；2.周日上午去图书馆看书，下午帮父母做家务；3.谈谈你的感受（如：充实、快乐等）。注意：1.词数80~100左右；2.可适当增加细节，以使行文连贯；3.开头和结尾已给出，不计入总词数。DearPeter,I'mgladtohearfromyou.Youaskedmeaboutmylastweekend.___________________________________________________________________________________________________________________________________________________________________________________________________Yours,LiHua答案：（略）解析：本题考查应用文写作。写作时应注意以下几点：1.时态：描述过去发生的事情，主要使用一般过去时。2.内容要点：需涵盖周六上午（做作业）、周六下午（打篮球）、周日上午（看书）、周日下午（做家务）以及个人感受。3.连贯性：使用适当的连接词（如OnSaturdaymorning,Intheafternoon,OnSundaymorning等）使文章条理清晰。4.语言规范：注意主谓一致、动词过去式的变化以及常用短语的搭配（如dohomework,playbasketball,dohousework等）。（2）情景：假如你是李华，你想邀请你的朋友Tom参加你的生日聚会。要点：1.时间：本周日下午3点。2.地点：你家。3.活动：吃蛋糕、唱歌、玩游戏。4.请对方在周五前回复。要求：1.词数40-80。2.邮件格式完整。答案：（略）解析：写作要点：1.体裁：电子邮件（Email），注意格式（称呼、正文、落款）。2.内容：说明邀请目的（生日聚会）、时间、地点、活动内容以及回复要求。3.语气：热情、友好。4.时态：将来时（willhave,starts）为主。5.字数：符合40-80词的要求。PartVReadingComprehension(24points)Passage1Manypeoplethinkthatsharksaredangerousanimals.However,mostsharksarenotharmfultohumans.Infact,sharksplayanimportantroleintheoceanecosystem.Theyhelpkeepthebalanceofmarinelifebyeatingsickorweakfish.Sharkshavebeenaroundformillionsofyears.Theyareverygoodswimmersandhavesharpteeth.Butunlikewhatmoviesshow,sharksdonotusuallyattackpeople.Mostsharkattackshappenwhensharksmistakehumansfortheirnaturalprey,suchasseals.Unfortunately,thenumberofsharksisdecreasingrapidly.Manysharksarekilledfortheirfins,whichareusedtomakesharkfinsoup.Thispracticeiscruelandunnecessary.Scientistswarnthatifwedon'tprotectsharks,theoceanecosystemwillbeseriouslydamaged.Weshouldlearnmoreaboutsharksandprotectthem.Afterall,ahealthyoceanneedshealthysharks.（1-1）Whatisthemainideaofthepassage?（）ASharksaredangerousandshouldbekilled.BSharksareimportanttotheoceanandneedprotection.CSharkfinsoupisdelicious.DMoviesaboutsharksaretrue.（1-2）Whydomostsharkattackshappenaccordingtothetext?（）ABecausesharkshatehumans.BBecausehumansswimtoofast.CBecausesharksmistakehumansfortheirprey.DBecausesharksarehungry.（1-3）Whatisthewriter'sattitudetowardsprotectingsharks?（）AIndifferent.BNegative.CSupportive.DDoubtful.答案：1-1.B1-2.C1-3.C解析：1.文章主要介绍了鲨鱼在海洋生态系统中的重要作用，指出了鲨鱼数量减少的原因，并呼吁人们保护鲨鱼。故选B。2.根据第二段"Mostsharkattackshappenwhensharksmistakehumansfortheirnaturalprey,suchasseals."可知，大多数鲨鱼袭击是因为鲨鱼把人误认为是它们的猎物。故选C。3.根据最后一段"Weshouldlearnmoreaboutsharksandprotectthem."可知，作者支持保护鲨鱼。Supportive意为“支持的”。故选C。Passage2TheImportanceofSleepSleepisessentialforourhealth.Manyteenagersstayuplatestudyingorplayingvideogames,buttheydon'trealizehowharmfullackofsleepcanbe.First,sleephelpsourbrainfunctionproperly.Duringsleep,thebrainprocessesinformationfromthedayandstoresitinmemory.Ifyoudon'tgetenoughsleep,youmayfindithardtoconcentrateinclassorrememberwhatyoulearned.Second,sleepaffectsourphysicalhealth.Whilewesleep,ourbodyrepairstissuesandstrengthenstheimmunesystem.Lackofsleepcanleadtoweightgain,heartproblems,andahigherriskofgettingsick.Third,sleepinfluencesourmood.Peoplewhodon'tsleepwellareoftenirritableandanxious.Goodsleephelpsusfeelrefreshedandpositive.Expertsrecommendthatteenagersget8to10hoursofsleepeverynight.Toimprovesleepquality,youshouldavoidscreensbeforebed,keeparegularsleepschedule,andcreateacomfortablesleepingenvironment.Inconclusion,sleepisnotawasteoftime.Itisavitalpartofahealthylifestyle.So,putdownyourphone,closeyoureyes,andgetsomerest!（2-1）Whatdoesthebraindoduringsleepaccordingtothepassage?（）AItstopsworkingcompletely.BItprocessesinformationandstoresmemories.CItproducesmoreenergyforthenextday.DItdeletesunnecessarymemories.（2-2）WhichofthefollowingisNOTmentionedasaresultoflackofsleep?（）AWeightgain.BHeartproblems.CImprovedconcentration.DHigherriskofillness.（2-3）Howmanyhoursofsleepdoexpertsrecommendforteenagers?（）A6to7hours.B7to8hours.C8to10hours.D10to12hours.答案：2-1.B2-2.C2-3.C解析：1.细节理解题。根据第二段"Duringsleep,thebrainprocessesinformationfromthedayandstoresitinmemory."可知，大脑在睡眠期间处理信息并存储记忆，故选B。2.细节理解题。第三段提到缺乏睡眠会导致体重增加（weightgain）、心脏问题（heartproblems）和生病风险增加（higherriskofgettingsick）。第二段提到缺乏睡眠会导致难以集中注意力（hardtoconcentrate），而不是提高注意力。故选C。3.细节理解题。根据第五段"Expertsrecommendthatteenagersget8to10hoursofsleepeverynight."可知，专家建议青少年每晚睡8到10小时，故选C。Passage3Manypeoplebelievethatsharksaredangerousanimalsthatattac