第二學期必修二unit3課后訓練解析

必修二unit3課后練習評講2025-2026學年Smartphonesandotherdigitaldevicescontrolandconsumeourattention.Thisistrueforyoungpeople.Onpublictransport,theyarecheckingsocialmediaorplayinganaddictivegameratherthansleeping.Veryfewpeoplearereadingabookorhavingaconversationwithfellowtravelers.Childrentodayaredigitalnatives.ThismeanstheyhaveneverknownlifewithoutInternetaccess.Theyhavebeenraisedonclicks.Theyjumpfromcontenttocontentwithoutasecondthought.InthewordsofthephilosopherHaninhis2021bookNonobjects,thiskindofnonstopexcitementmeansthatwequicklycometoneedanewexciter.Wegetusedtoseeingrealityasasourceofexcitersandsurprises.Westruggletofocusourattentiononanyonething.Thiswilldisturbourcognitive(認知)system.Bookscantrainthebraintodeeplyfocusitsattentionononetaskwhilemobiledevicesencourageustohangoverthesurfaceofthings,butwedonotfullygraspthem.Whenwereceiveinformationinlargeamounts,itstopsbeingmeaningful.Whenfacedwithalargeamountofinformation,ourbrainsreactbyblockingit.Butthediscardedcontentdoesnotsimplydisappearfromourminds.Itremains.Thispreventsusfromfiguringoutwhatweareinterestedin.Itlimitsourattentionlength.Mobilephoneaddictionandthewayyoungpeoplelearnarebothdirectlyconnectedtotheconceptofmindwandering.Toomuchinformationinputmakesusswitchoffandloseattention.Andthiscanbedamaginginthelongterm.Inordertorecoverattention,thebrainneedstotakeabreak.Itneedstofindtimeandspacewhereitcanbefreefromconstantnoise.Adultscanmaketheefforttofindthesemuch-neededspacestofocusattention.Children,ontheotherhand,havenotyetgainedthis.Theyruntheriskofneverrecoveringtheirattentionspans.Ifwegivechildrenandteenagersaccesstodigitaldevicesbeforetheyhavedevelopedtheseskills,theirattentionwillbefreetowander.Itwillthenbecomeharderandharderforthemtofocusonataskforthenecessaryamountoftime.1.閱讀理解

1.閱讀理解

Smartphonesandotherdigitaldevicescontrolandconsumeourattention.Thisistrueforyoungpeople.Onpublictransport,theyarecheckingsocialmediaorplayinganaddictivegameratherthansleeping.Veryfewpeoplearereadingabookorhavingaconversationwithfellowtravelers.電子設備消耗注意力公眾交通社交媒體成癮的幾乎很少Para11.Whatisacommonsceneamongtheyoungonpublictransport?A.Theyareusuallysleeping.B.Theyarelostintheirphones.C.Theyaretalkingwitheachother.D.Mostofthemareabsorbedinreading.Smartphonesandotherdigitaldevicescontrolandconsumeourattention.Thisistrueforyoungpeople.Onpublictransport,theyarecheckingsocialmediaorplayinganaddictivegameratherthansleeping.Veryfewpeoplearereadingabookorhavingaconversationwithfellowtravelers.commonscene常見的場景publictransportpublictransportbelostin=beabsorbedin沉迷于Bpara2Childrentodayaredigitalnatives.ThismeanstheyhaveneverknownlifewithoutInternetaccess.Theyhavebeenraisedonclicks.Theyjumpfromcontenttocontent

withoutasecondthought.InthewordsofthephilosopherHaninhis2021bookNonobjects,thiskindofnonstopexcitementmeansthatwequicklycometoneedanewexciter.Wegetusedtoseeingrealityasasourceofexcitersandsurprises.Westruggleto

focusourattentiononanyonething.Thiswilldisturbourcognitive(認知)system.2.WhatdoesHanthinkoftoomuchclickingsmartphones?A.Itreducesourabilitytofocusonsomething.B.Itweakensourneedforfunimmediately.C.Itincreasesourinterestintraditionalmedia.D.Itenablesustoseerealityasasourceofsurprises.clickingclicksraise撫養，籌集，提升從內容到內容不假思索刺激物習慣一種……的來源努力做某事關注干擾reduce減少weaken減弱increase增加Apara3Bookscantrainthebraintodeeplyfocusitsattentionononetaskwhilemobiledevicesencourageustobutwedonotfullygraspthem.Whenwereceiveinformationinlargeamounts,itstopsbeingmeaningful.Whenfacedwithalargeamountofinformation,ourbrainsreactbyblockingit.Butthediscardedcontentdoesnotsimplydisappearfromourminds.Itremains.Thispreventsusfromfiguringoutwhatweareinterestedin.Itlimitsourattentionlength.Mobilephoneaddictionandthewayyoungpeoplelearnarebothdirectlyconnectedtotheconceptofmindwandering.Toomuchinformationinputmakesusswitchoffandloseattention.Andthiscanbedamaginginthelongterm.訓練大腦移動設備理解v.翻譯v.阻止remains留下figureout想清楚limitattentionlengthconnectedto和……有關mindwandering分心不再關注長期Whenfacedwithalargeamountofinformation,ourbrainsreactbyblockingit.

Butthediscardedcontentdoesnotsimplydisappearfromourminds.ItremainsToomuchinformationinputmakesusswitchoffandloseattention.Andthiscanbedamaginginthelongterm.3.WhatisParagraph3mainlyabout?A.Mobiledeviceshelpustofullyunderstandbooks.B.Smartphoneaddictionstopsusformingalastingattention.C.Beingexposedtosmartphoneinformationblocksourbrain.D.Theinformationwegetwilldisappearsoonfromourminds.B大腦阻擋信息不是信息阻礙大腦Inordertorecoverattention,thebrainneedstotakeabreak.Itneedstofindtimeandspacewhereitcanbefreefromconstantnoise.Adultscanmaketheefforttofindthesemuch-neededspacestofocusattention.Children,ontheotherhand,havenotyetgainedthis.Theyruntheriskof

neverrecoveringtheirattentionspans.Ifwegivechildrenandteenagersaccesstodigitaldevicesbeforetheyhavedevelopedtheseskills,theirattentionwillbefreetowander.Itwillthenbecomeharderandharderforthemtofocusonataskforthenecessaryamountoftime.冒著……的風險注意廣度渠道關注Whereisthepassageprobablytakenfrom?A.Asciencemagazine.B.AbookreviewC.AbiologytextbookD.Asmartphonead.科學雜志書評生物書廣告AAnewtrendcalled"praisegroups"or"in-need-of-praise"chatgroupshasbecomepopularonChinesesocialmedia.InChineseculture,wheremodesty(謙遜)isvalued,openlyseekingandgivingpraiseisuncommon.Thesechatgroupsprovideaplatformforpeopletoreceivecompliments(贊揚)andencouragement,whichareoftenlackingintheirdailylives.Tojoinapraisegroup,userscanpayafeeone-commercesites,startingat50yuanforfiveminutesofcompliments.Thegroupmemberswillthenshowthepersonwithpraiseandkindwords.Thecomplimentscanbedesignedforafriendorlovedoneaswell.Participantshavefoundthatbeingpraisedbystrangerscanhelplifttheirspiritsandimprovetheirself-confidence.Forexample,MengZha,auniversitystudent,triedtheserviceandfounditamusingandhelpful.Shereceivedcomplimentsonherappearanceandevensomecontentfrompopularsongs.MsMengcouldn'thelpbutlaughatthecomplimentsandexpressedherdesiretopostsuchhigh-qualitypraiseinthefuture.PraisegroupshaveappearedasawayforpeopleinChinatolookforandreceivecomplimentsandencouragementthatmaybelackingintheirdailylives.Itprovidesapositiveandupliftingexperienceforparticipants,improvingasenseofhappinessandself-worth.Thosewhosupportthegroupsseethemasamethodofdealingwithextremelybadmoods(情緒)whichareoftenrelatedtothingshappeningontheInternet."Atfirst,thepurposeofthisgroupistomakeuslearntopraiseothersandacceptothers'praiseconfidently.Herewecandropeverything,anduseourhearttopraiseandsupportothers,"onemembersaid."Butthelifejourneyislongandtherearesomeunexpectedsituationsthatwecanonlydependonourselvestofacewhenthereisnooneouttheretoofferhelp."p1What現象：一種名為“夸夸群”或“求夸聊天群”的新潮流在中國社交媒體上走紅。P2-3.How做法：想要加入夸夸群，用戶可以在電商平臺付費，5分鐘夸贊服務起價50元。P4-5.why影響：“夸夸群”的出現，為中國人提供了一個獲取贊美與鼓勵的途徑，而這些往往是他們在日常生活中所欠缺的。但人生旅途漫長，總會出現一些始料未及的狀況。當無人伸出援手時，我們只能依靠自己去面對。5.Whatisthepurposeofpraisegroups?A.Tomakeordinarypeoplepopular.B.Tosolvepeople'sproblems.C.Tosharecommoninterests.D.Tomakeothershappyandconfident.Anewtrendcalled"praisegroups"or"in-need-of-praise"chatgroupshasbecomepopularonChinesesocialmedia.InChineseculture,wheremodesty(謙遜)isvalued,openlyseekingandgivingpraiseisuncommon.Thesechatgroupsprovideaplatformforpeopletoreceivecompliments(贊揚)andencouragement,whichareoftenlackingintheirdailylives.Tojoinapraisegroup,userscanpayafeeone-commercesites,startingat50yuanforfiveminutesofcompliments.Thegroupmemberswillthenshowthepersonwithpraiseandkindwords.Thecomplimentscanbedesignedforafriendorlovedoneaswell.Participantshavefoundthatbeingpraisedbystrangerscanhelplifttheirspiritsandimprovetheirself-confidence.5D鼓勵他們D普通的6.WhatcanwelearnaboutMengZhafromParagraph3?A.Shewasnotstrongenough.B.Shewassatisfiedwiththeservice.C.Shewasunderworkingstress.D.Shewasagiftedsingerinherarea.Forexample,MengZha,auniversitystudent,triedtheserviceandfounditamusingandhelpful.Shereceivedcomplimentsonherappearanceandevensomecontentfrompopularsongs.MsMengcouldn'thelpbutlaughatthecomplimentsandexpressedherdesiretopostsuchhigh-qualitypraiseinthefuture.愉快的和有幫助的外表忍不住渴望滿意服務大學生沒工作gifted有天賦的B單擊此處編輯母版標題樣式7.Whatdoestheunderlinedword"uplifting"inParagraph4mean?A.Surprisingandrare.B.Excitingandcheerful.C.Sadandunforgettable.D.Worryinganduncomfortable.PraisegroupshaveappearedasawayforpeopleinChinatolookforandreceivecomplimentsandencouragementthatmaybelackingintheirdailylives.Itprovidesapositiveandupliftingexperienceforparticipants,improvingasenseofhappinessandself-worth.驚喜的

稀有的興奮的

開心的悲傷的

難忘的擔心的

不舒服的B8.Howdoesthegrouppraiseothersinthelastparagraphaccordingtothemember?A.Sincerely.B.Easily.C.Slightly.D.Informally.Thosewhosupportthegroupsseethemasamethodofdealingwithextremelybadmoods(情緒)whichareoftenrelatedtothingshappeningontheInternet."Atfirst,thepurposeofthisgroupistomakeuslearntopraiseothersandacceptothers'praiseconfidently.Herewecandropeverything,anduseourhearttopraiseandsupportothers,"onemembersaid."Butthelifejourneyislongandtherearesomeunexpectedsituationsthatwecanonlydependonourselvestofacewhenthereisnooneouttheretoofferhelp."真誠地輕微地非正式的AJustfivemonthsearlier,IwouldneverhavethoughtthatIwouldactinaplayinfrontofsomanypeople.Withouttheencouragementofmy1_____________,MrsSather,Imightneverhavefoundthatcourage.Iwasanextremely2______________girl.Itjustwasn'tinmypersonalitytomakeasoundinpublic.Iusedto3_______________myselfinmywriting.MrsSatheralsoencouragedmetowritemore.Ithinkshewasthefirstpersontoseemyreal4___________________andknowhowtohelpme.A.friend朋友B.teacher老師C.mother媽媽D.classmate同學A.shy害羞的B.weak虛弱的C.clever聰明的D.pretty漂亮的A.put放置B.take帶走C.hide隱藏D.turn轉動A.problem問題B.goal目標C.challenge挑戰D.advantage優勢Onedayshetoldusthatweweregoingto5__________aplay—TheWizardofOz."IneedsomeonetoplaytheleadpartofDorothy,"shesaid.Alotofhandsshotup,6____________,ofcourse,wasnotoneofthem.5.A.puton上演/穿上B.makeup編造/化妝C.putup張貼/搭建D.focuson聚焦于6.A.Ours我們的B.Hers她的C.Mine我的D.Theirs他們的Afterschool,MrsSathersaidtome,"Dallas,Iwas7——————youdidn'traiseyourhand.Youaregreatatmemorizingthings,andyouhavesuchasweetpersonality.I'msureyouare8——————forDorothy!IhaveyouinmindforDorothyandwantyoutowritetheplay,too!Ifyou9_______don'twantto,though,Iwon'tmakeyou.It'syour10————————."7A.excited興奮的B.happy開心的C.afraid害怕的D.surprised驚訝的8A.anxious焦慮的B.sweet甜美的/親切的C.perfect完美的/適合的D.awkward尷尬的9A.officially正式地B.really真正地C.finally最終D.obviously明顯地10A.turn輪流/機會B.choice選擇C.luck運氣D.responsibility責任Encouragedbyher11______,IsuddenlywantedtoseewhatIreallycoulddo.I12_______therole.Afterfivemonthsofpracticing,linememorizing,andcostume(表演服)designing,wewere13_________.Attheendoftheplay,whenmyteacherandmyclassmatesstoodupand14________,Iknewtheywerenotjustcongratulatingmeonmyperformance(演出)thatnight,butthesuccessthattheyknewwouldcomeinlateryearsbecauseofmynewlyfound15_____________."A.words話語B.stories故事C.adventures冒險D.lectures講座A.created創造B.refused拒絕C.accepted接受D.remembered記得A.ready準備好的B.successful成功的C.famous著名的D.careful小心的A.left離開B.struggled掙扎C.cried哭泣D.cheered歡呼A.skill技能B.confidence自信C.interest興趣D.hobby愛好閱讀七選五（每小題5分，共25分）

、HowtoAvoidanInternetAddictionItmayseemlikeeveryonesurfsthewebthesedays,butifyoucan'thaveinterestinotheraspectsofyourlifebecauseoftheInternet,youmaybeonyourwaytoanInternetaddiction.Youmightfearyou'retheonlyonewhohasexperiencedthatfeeling.1.____________Luckily,therearesomewaystoavoidinglifeinfrontofthecomputer.2.____________MoreandmorepeopleintheworldarebecomingaddictedtotheInternet,andyouarenottheonlyonewiththisproblem.Sodonotbeembarrassed.JustbebravetoadmitwhatyouareonyourwaytoanInternetaddiction.Andthenfindotherswiththesameproblemandhelpeachotherbeatit.Setasidelimitedtimeforcomputeruse.Makesurenottoturnitontoomanytimesaweek.Ifyouhavealaptop,makesuretoputitsomewherethatyoucanrememberbutnotsomewherethatyouseeeveryday.Trykeepingthelidclosedwhenyouarenotusingit.3.______________________-IfyouhaveadesktopPC,trynottogonearitorputsomethingoveritlikeasheet.Callpeopleinsteadofsendinginstantmessagesortexts.Ifyouarefreeonweekends,callfriendsandaskthemtogooutsidetodosomethingyouenjoy,likeplayingasport.Thiswilltakeyourmindoffthecomputer.4.____________Useanalarmclockortimer(計時器).Beforeusingyourcomputer,decideonatimelimitsuchas30minutes.Settheclockortimerandmakesurethatyougetawayfromthecomputerwhenthetimeisup.Alternatively,createashutdowntimeronyourdesktop.5.________________A.Beingaddictedtoitisquitenormal.B.Admityouareatriskofanaddiction.C.Thetruth,though,isthatit'squitecommontobeanInternetaddict.D.Whenthecomputerisoutofsight,youarelesslikelytouseit.E.Thiscanbeprogrammedto

shutdownyourcomputerafterthesettime.F.ThiswillstopyoufromusingtheInternetagainorgoingontoanotherpage.G.Ifyouhaveaproblemonweekdays,phoneyourfriendsoraskforhelpinperson.it對……上癮處于……的風險youthoughit看不見計劃關閉This設定時間This頁面Ifyou親自Itmayseemlikeeveryonesurfsthewebthesedays,butifyoucan'thaveinterestinotheraspectsofyourlifebecauseoftheInternet,youmaybeonyourwaytoanInternetaddiction.Youmightfearyou'retheonlyonewhohasexperiencedthatfeeling.1.____________Luckily,therearesomewaystoavoidinglifeinfrontofthecomputer.A.Beingaddictedtoitisquitenormal.B.Admityouareatriskofanaddiction.C.Thetruth,though,isthatit'squitecommontobeanInternetaddict.D.Whenthecomputerisoutofsight,youarelesslikelytouseit.E.Thiscanbeprogrammedto

shutdownyourcomputerafterthesettime.F.ThiswillstopyoufromusingtheInternetagainorgoingontoanotherpage.G.Ifyouhaveaproblemonweekdays,phoneyourfriendsoraskforhelpinperson.1.C2.____________MoreandmorepeopleintheworldarebecomingaddictedtotheInternet,andyouarenottheonlyonewiththisproblem.Sodonotbeembarrassed.JustbebravetoadmitwhatyouareonyourwaytoanInternetaddiction.Andthenfindotherswiththesameproblemandhelpeachotherbeatit.A.Beingaddictedtoitisquitenormal.B.Admityouareatriskofanaddiction.C.Thetruth,though,isthatit'squitecommontobeanInternetaddict.D.Whenthecomputerisoutofsight,youarelesslikelytouseit.E.Thiscanbeprogrammedto

shutdownyourcomputerafterthesettime.F.ThiswillstopyoufromusingtheInternetagainorgoingontoanotherpage.G.Ifyouhaveaproblemonweekdays,phoneyourfriendsoraskforhelpinperson.打敗2.BSetasidelimitedtimeforcomputeruse.Makesurenottoturnitontoomanytimesaweek.Ifyouhavealaptop,makesuretoputitsomewherethatyoucanrememberbutnotsomewherethatyouseeeveryday.Trykeepingthelidclosedwhenyouarenotusingit.3.______________________-IfyouhaveadesktopPC,trynottogonearitorputsomethingoveritlikeasheet.A.Beingaddictedtoitisquiteno