Unit 4 精講精練（解析版）

必修第3冊Unit4Amazingart目標導(dǎo)航目標導(dǎo)航重點詞匯1．broadcastn．廣播節(jié)目，電視節(jié)目2．stairn．樓梯3．loadn．某物的量4．battlen．戰(zhàn)斗，戰(zhàn)役5．foldv．折起6．neighbourhoodn．社區(qū)，街坊7．needlen．縫衣針8．carvev．刻(圖形或字母)9．cigaretten．香煙10．lackv．沒有，缺乏11．winen．葡萄酒12．sponsorv．資助13．emperorn．皇帝14．fondadj.喜愛的15．vasen．花瓶16．shaden．(色彩的)濃淡，深淺，色度17．sculptorn．雕刻家，雕塑家18．portraitn．人物照片；肖像19．selfien．自拍照20．embroideryn．刺繡圖案，刺繡品21．sealn．印章，圖章22．calligraphyn．書法23．porcelainn．瓷器24．demonstratev．示范，演示25．contemporaryadj.當代的26．magnificentadj.宏偉的，壯麗的27．hoofn．蹄28．dirtn．灰塵，塵土29．majestyn．陛下30．gallopv．(馬)飛奔，疾馳詞匯拓展1．greetv．問候，迎接，招呼→greetingn．招呼，問候2．exhibitionn．展出，展覽→exhibitv．展出，展覽3．vividlyadv.生動地→vividadj.生動的4．elegantadj.高雅的，優(yōu)美的→elegancen．優(yōu)雅5．stimulatev．刺激，促使，促進→stimulationn．刺激6．barev．使暴露，露出adj.裸露的；空的→barelyadv.僅僅；幾乎沒有7．frequentadj.經(jīng)常發(fā)生的，頻繁的→frequentlyadv.頻繁地8．mostlyadv.大部分；主要地→mostpron.大多數(shù)adv.最；非常；極其重點詞組1．makeanimpressionon...給……留下印象2．getaloadof...注意，仔細看3．holdup舉起4．lookinto往里看；調(diào)查5．reachoutto把手伸向，接觸6．befondof...喜歡……7．catchone’sattention吸引某人的注意力8．intheshapeof...呈……的形狀9．throwaway扔掉10．mistake...for...把……錯弄成……11．liein在于……；位于……12．singhighpraisesfor...高度贊揚……重點句型1．Theyreallydoreachouttousacrossthecenturiesasiftimeitselfwerenothing.它們確實跨越幾個世紀走向我們，仿佛時間本身什么都不是。2．Itsartist，HanGan，isknownforhisskillincapturingnotonlythephysicalfeaturesoftheanimal，butalsoitsinnerspiritandstrength.它的畫家——韓干，因能捕捉動物的身體特征以及它們的神韻和力量而出名。3．Whilewaitingatthegate，HanGanusedasticktodrawpicturesinthedirtandwasseenbythepoethimself.在大門口等著時，韓干用棍子在土里畫畫，被詩人(王維)親眼所見。4．Themoretimehespentobservingtheseanimals，themorehisunderstandingofthemgrew.他觀察這些動物的時間越長，他就越了解它們。知識精講知識精講1loadn．某物的量vt.裝；裝載(教材P38)Now,atthetopofthesestonestairs...getaloadofthat!現(xiàn)在，在這些石階的頂端……仔細看看那些東西吧！Knowingthattheyhadarrivedsafelytookaloadoffmymind.得知他們平安到達后我如釋重負。Thetruckwascarryingaloadofbananas.這輛卡車裝著一車香蕉。[知識拓展](1)aloadof/loadsof 大量……，許多……getaloadof 注意；仔細看load...with... 用……裝載……beloadedwith... 裝載著；充滿著(2)unloadv. 缷；擺脫……的負擔2imaginevt.想象；設(shè)想(教材P38)Herheadandarmsaremissing，butyoucanimagineherholdingherarmsuphigh，celebratingtheresultofanancientbattle.她的頭和胳膊已經(jīng)缺失，但你們?nèi)钥梢韵胂笏吲e雙臂，慶祝一場古代戰(zhàn)役的勝利。ItisdifficulttoimagineacolderplaceontheearththanAntarctica.很難想象地球上還有比南極洲更冷的地方。IwassurprisedtoseethehousewhichIhadimaginedtobemuchbigger.我看見房子時大為驚訝——我原來想象它會大得多。[知識拓展]imagine＋eq\b\lc\{(\a\vs4\al\co1(sth.想象某事,sb./one'sdoingsth.想象某人做某事,that/wh-clause,賓語＋（to＋be）＋adj./as＋n./prep.))3bemadeof...由……制成(教材P38)Ireallycan'tbelievesheismadeofstone.我實在無法相信她是石頭雕刻成的。Althoughtheringisnotmadeofrealdiamonds，itsshapeanddesignstillappealtomanyyounggirls.盡管這個戒指不是用真的鉆石做成的，但是它的形狀和設(shè)計依然吸引了許多年輕的女孩。Don'thandlethevaseasifitweremadeofsteel.別拿著那個花瓶就跟它是鋼制的一樣。[知識拓展]bemadefrom... 由……制成bemadeupof 由……組成bemadeinto... 把……制成……4alot修飾比較級(教材P39)Thepaintingisalotsmallerthanyouwouldexpect這幅畫比你們想象的要小得多……Mattersarealotbetterthaneverbefore.情況遠遠比以往好。Theroomisalotlargerthanthatone.這個房間比那個房間大得多。[知識拓展]修飾形容詞、副詞比較級的常用修飾詞有：no，alittle，abit，much，even，still，alot，agreatdeal，far，byfar，rather，any等。(1)只用于修飾比較級的：much；still；even(2)既可以修飾比較級又可以修飾原級的：alittle；abit；rather等。(3)even修飾形容詞、副詞的比較級，以加強比較的語氣和程度；通常用much，even，still等表示前者比后者強很多時；通常用far，byfar，alot，agreatdeal等表示前者在某方面遠遠地超過后者時；在否定句、疑問句或條件狀語從句中，修飾形容詞、副詞的比較級，只能用any來修飾。5laughatsb.嘲笑某人(教材P39)Onemomentsheseemstobelaughingatme，butthenagainIcatchasenseofsadnessinhersmile.一會兒她似乎在嘲笑我，但一會兒我又從她的微笑中感到一絲悲傷。Itisbadmannerstolaughatpeoplewithdisabilities.嘲笑身體有殘疾的人是不禮貌的行為。Don'tjustlaughatmeandtrytoputyourselfinmyshoes.不要只是嘲笑我，試著站在我的立場想想。[知識拓展]laughtern． 笑聲；笑laughout 笑出聲來makefunof 取笑6payfor...為……付錢；因……受罰[痛苦](教材P39)Orwasitsimplycheapertopainthimselfthantopayforamodel?又或者，只是因為畫自己要比請模特便宜？Ihavehadtopayforrepairstothehouse.我不得不支付房屋維修費用。Accordingtothedeal，you'llpayme￡2，000fortheusedcar.按照交易，你應(yīng)該為這輛二手車付給我2000英磅。[知識拓展]paysb.(money)forsth. 為……付給某人錢pay(sb.)backsth. 償還payoff 還清(債務(wù))；達到目的，帶來好結(jié)果7seemtobedoing(教材P39)Onemomentsheseemstobelaughingatme，butthenagainIcatchasenseofsadnessinhersmile.一會兒她似乎在嘲笑我，但一會兒我又從她的微笑中感到一絲悲傷。句式分析：seemtobedoing好像正在做。本句使用了“主語＋seem＋不定式”結(jié)構(gòu)，該句型中的seem與不定式一起構(gòu)成復(fù)合謂語。bedoing表示動作正在進行中。Heseemstobegivingtheimpressionthathedidn'tenjoyhimselfinParis.他似乎在給人留下他在巴黎玩得不開心的印象。Heseemstobedoinghishomeworkwhilehismotherispreparingsupper.他媽媽在準備晚飯的時候，他好像正在做作業(yè)。[知識拓展](1)主語＋seem＋不定式結(jié)構(gòu)有時態(tài)和語態(tài)的變化。seem＋todo/tohavedone/tobedoing，意為“好像要做……/已經(jīng)做了……/正在做……”。(2)“主語＋seem＋(tobe)＋表語”結(jié)構(gòu)，表語多為名詞、形容詞、分詞、介詞短語等，以說明主語的特征或狀態(tài)，意為“好像……”。(3)“Itseems＋that從句”，其中it是形式主語，that引導(dǎo)主語從句，意為“好像……(用陳述語氣)”。(4)“There＋seems(tobe)＋名詞”，意為“好像有……”。8“That'swhy...”句型(教材P39)Iguessthat'swhysheattractssomanyvisitorseveryday.我猜那就是她每天都能吸引這么多游客的原因吧。句式分析：本句是that引導(dǎo)賓語從句作guess的賓語；同時賓語從句是主系表結(jié)構(gòu)，其中why引導(dǎo)的是表語從句。That'swhy＋從句表示“那是……的原因”Thatiswhywestudentsshouldlearntomakethemostofourpotentialbywiselymanagingourtime.這就是為什么我們學(xué)生應(yīng)該學(xué)會通過合理地管理時間最大限度地利用我們的潛力。I'vegotabadcold.That'swhyIwouldn'tliketohaveameal.我感冒了。因此不想吃飯。[知識拓展](1)This/Thatisbecause... 這是……的原因。(2)Thereasonwhy...isthat... ……的原因是……語法精講語法精講現(xiàn)在進行時的被動語態(tài)[觀察例句]1．Andjustlookathowherdressisbeingfoldedbythewind.2．Anewcinemaisbeingbuilthereandtheyhopetofinishitnextmonth.3．Iambeingpushedaroundquiteabit，infact.4．Nowthemachineisbeingtasted.[歸納用法]一、現(xiàn)在進行時態(tài)的被動語態(tài)的構(gòu)成be(is/am/are)＋being＋done二、現(xiàn)在進行時態(tài)的被動語態(tài)的用法1．表示此時此刻正在進行的被動的動作。Mysisterisnowbeinginterviewed.我妹妹正在面試。2．表示現(xiàn)階段正在進行的被動的動作。Manyinterestingexperimentsarebeingcarriedoutthesedays.這些天正在進行著許多有趣的實驗。(說話時，并不一定正在進行)3．表示反復(fù)進行的被動的動作。always、frequently、constantly等和現(xiàn)在進行時的被動語態(tài)連用表示反復(fù)進行的被動的動作，這種動詞形式常用來表示贊揚或厭惡的感情色彩。Ifeelverysurprisedthatthewindowofourclassroomisfrequentlybeingbroken.我感到很吃驚的是我們教室的那扇窗戶經(jīng)常被打破。三、現(xiàn)在進行時的被動語態(tài)的注意要點1．不可遺漏being現(xiàn)在進行時的被動語態(tài)表示現(xiàn)在或現(xiàn)階段正在進行的被動動作，如果漏掉being，則成為一般現(xiàn)在時的被動語態(tài)。Look！Thechildrenarebeingtakencareofbytheiraunt.瞧！孩子們正由他們的姑媽照看著。Childrenaretakengoodcareofatschool.孩子們在學(xué)校里被照顧得很好。(一般現(xiàn)在時的被動語態(tài))2．現(xiàn)在進行時的被動語態(tài)也可以表示將來現(xiàn)在進行時的被動語態(tài)有時可表示按計劃或安排將要進行的被動動作(此種用法僅限于少數(shù)及物動詞，如hold，take等)。Apartyisbeingheldtonight.今晚將要舉行一場晚會。3．現(xiàn)在進行時的被動語態(tài)有時也可以轉(zhuǎn)換為“be＋介詞(under/in等)＋名詞”結(jié)構(gòu)Theproblemisbeingdiscussed(＝isunderdiscussion)atthemeeting.會上正在討論這個問題。Thetelephoneisbeingused(＝isinuse)now.這部電話正在使用中。Ⅰ.單句語法填空1．InWuhan，anotherbridge(built)overtheYangtzeRiverrightnow.2．Theengineer(treat)unfairlynowanditshouldbechanged.3．Idon'tknowwhetherthelifeofpandas(study)bythescientists.4．Wewanttopayavisittothenewsciencelabthat(build)rightnow.5．Listen！Thesportsmeeting(hold)ontheplaygroundofourschool.6．Thepatient(operate)oninsidetheroomnow.7．Thecauseoftheaudient(look)intosoyouneedn'tworry.8．Anewcar(design)bytheengineersbutwedon'tknowwhentheywillfinishit.9．Someinterestingexperiments(carry)outbythestudentsatthismoment.10．Alotofwildanimals(kill)inAfricaandIthinksomethingmustbedonetostopit.【答案】1.isbeingbuilt2.isbeingtreated3.isbeingstudied4.isbeingbuilt5.isbeingheld6.isbeingoperated7.isbeinglooked8.isbeingdesigned9.arebeingcarried10.arebeingkilledⅡ.短文語法填空Wearesadtoknowthatnowadaysgreatdamage1.(do)toanimalsbyhumanbeings.Manyanimalsareendangeredjustbecausetheirhabitats2.(threaten)．Rainforests3.(cut)downatsuchaspeedthatthey4.(disappear)fromtheearthinthenearfuture.Riversandlakes5.(pollute)byfactories.Anotherreasonwhymanyspeciesaredyingoutisthatthey6.(kill)eitherforfoodorforclothing.Whatifwecontinuetodowhateverwelike?Thankfully,thereisanorganizationcalledWWF,whichisveryworriedaboutthisproblem.Withitshelp,wildlifeparks7.t(set)uptoprotectendangeredanimals.Forexample,theAfricanelephantnow8.(protect)inawildlifeparkandthepopulation9.(increase)quickly.Personally,Ithinkitiseveryone'sresponsibilitytoprotectanimals.Doremember：toprotectanimalsis10.(save)ourselves！【答案】1.isbeingdone2.arebeingthreatened3.arebeingcut4.willdisappear5.arebeingpolluted6.arebeingkilled7.havebeenset8.isbeingprotected9.isincreasing10.tosave寫作園地寫作園地描寫一件藝術(shù)品本單元的寫作項目是描寫一件藝術(shù)品，屬于說明文的范疇。藝術(shù)品是具有藝術(shù)價值的創(chuàng)意物品，它包括：繪畫類、書法類、攝影類、文藝類(音樂、舞蹈、戲劇等)、雕塑類、陶瓷類、傳統(tǒng)工藝品以及民間工藝品等等。描述藝術(shù)品需要對該藝術(shù)品的作者以及創(chuàng)作背景、材質(zhì)、形狀、構(gòu)造、特點等作客觀而準確的說明。用語言文字把該物品形象逼真地呈現(xiàn)在讀者面前，同時表達自己對它的喜愛之情。因此寫作時要抓住它的特點，以及從中獲得的樂趣、啟迪或者幫助。[基本框架]1．開頭(beginning)——作品簡介，交代該藝術(shù)品的基本信息2．主體(body)——具體描述，介紹該藝術(shù)品的詳細信息3．結(jié)尾(ending)——評價并寫出自己關(guān)于該藝術(shù)品的評論[常用詞塊]1．canhardlytearmyselfawayfromit愛不釋手2．feelthehardshipsoftheworkingpeople感受到了勞動人民的艱辛3．myfavoriteartwork我喜歡的藝術(shù)品4．bringingpeoplejoyandenjoyment給人們帶來歡樂，帶來享受5．symbolizejoyandhappiness象征快樂和幸福[常用語句]★精彩開頭1．ThecraftyachtonmydeskisuniqueinshapeandinthenationalstyleofVenice，Italy.在我的書桌上放著的工藝品游艇造型別致且具有意大利威尼斯的民族風(fēng)格。2．Theworkof“ClayFigurineZhang”isahandicraftoffolkcolouredsculpture.“泥人張”的作品是民間彩塑的工藝品。3．MyfavoritepaintingistheEightHorsespainting.我最喜歡《八駿圖》這幅畫了?！镎募丫?．Thewholematchingofcoloursisveryharmonious.整個色彩的搭配非常協(xié)調(diào)。2．Eachofthefourclayfigureslooksdifferentandlifelike.四個泥人個個神態(tài)各異，栩栩如生。3．Thereseemedtobesomethingthatsurprisedhim.好像有什么東西讓他大吃一驚，不知所措?！镉辔督Y(jié)尾1．Whenweseethesandpassingby，it'slikeseeingthetwobrothersofhourhandandminutehandracing.每當我們看到沙子的流逝，就好像看到時針和分針兩兄弟在賽跑。2．Thishorsegivespeopleconfidence.WheneverIloseconfidenceandseeit，itimmediatelygivesmeconfidence.這匹馬讓人有了信心。每當我失去了信心，看到它，立即信心十足。3．Itwillencouragemetogoforwardbravelyinmystudyandlife.它將鼓勵著我在學(xué)習(xí)和生活中勇往直前。例文《獨釣》(AnglingAlone)是中國近代著名藝術(shù)作品之一，由中國著名畫家齊白石所作。請根據(jù)所給圖畫，寫一篇80詞左右的短文，介紹這一作品。AnglingAlone,drawnbythewell-knownpainterQiBaishi,isoneofthefamouscontemporarypaintingsinChina.Inthispicture,wecanseehugeblackmountainsinthedistance,awideriveratthefootandsomebaretreesbytheriverside.Therearen'tanyleavesonthebranches,revealingthatitislateinwinter.Ontheriverfloatsasmallboat,afishermanseatedsilentlyononeendoftheboat.Thoughitissocold,thefishermanisstillfishingwithgreatattention,hopingtocatchsomefishtofeedhisfamilies.Thepainterdescribedsuchvividimagethatwecanfeeltheatmosphereofcoldnessandloneliness.練習(xí)請描述一件你喜愛的藝術(shù)品，可以是繪畫類、書法類、攝影類、文藝類(音樂、舞蹈、戲劇等)、雕塑類、陶瓷類、傳統(tǒng)工藝品以及民間工藝品等。并且寫出你喜愛它的原因。要求：1.詞數(shù)80左右；2．行文連貫，內(nèi)容積極向上。【參考范文】OnthetablebesidemyTV，thereisasmallandbeautifulhourglass.Itisnotasbigasotherworksofartbutverydelicate.Itismadeofglasswiththreeparts:thetwobottlesconnectedwitheachotheronbothsidesandthesupportingblackpoles.Inthemiddleisaverynarrowtunnel，throughwhichthesandinonebottleslowlyflowstotheother.Thewholehourglassisnotcolourful，butonlyinblackandwhite，butIthinkthesetwocoloursareenough.Ithinkthatonlyblackandwhitecoloursarematchedtogiveawonderfulfeeling.Thepassingsandtellsusthattimeisalsopassing.Weshouldcherisheveryminuteandsecond，andnotletthetimepassinvain.Weshouldstudyhardandbeusefultothesociety.分層提分分層提分題組A基礎(chǔ)過關(guān)練Ⅰ.單詞拼寫(根據(jù)漢語提示或首字母提示寫單詞)1．money，Ihavenochoicebuttogiveuptheplan.2．Hehisclothesinaneatpileonthechairandwentout.3．Beingalwayswell-dressed，ourEnglishteacherisanwoman.4．The(針)pierced(刺破)herfingerwhileshewasdoingsomesewing.5．Tom’swifeisanartist，soyoucanalwaysseeherinart(展覽)．6．Wouldyoupleasekeepsilent？Theweatherreportisbeing(播出)．7．Iwanttotakethischancetosendmybestwishesandfestivaltoyou.8．Inthehospitalsomenursesweretakingcareofthesoldiersinjuredinthe.9．Thoughtheboyisonly13yearsold，heisfondofandgoodat(書法)．10．Thinkingaboutlifebeforetheappearanceoftelevision，wehadtorelyontheradio.【答案】1.Lacking2.folded3.elegant4.needle5.exhibitions6.broadcast7.greetings8.battle9.calligraphy10.mostlyⅡ.詞形變化填空(用括號內(nèi)所給詞的適當形式填空)1．Withpricesrisingallthetime，hecould(bare)makeendsmeet.2．MrBrownwasold，buthecouldconsume(load)offoodeachday.3．Thespeakergaveusa(stimulate)speech，whichinspiredusalot.4．This(sculpture)isverytalented；inaddition，Iadmirehispersonality.5．Thepicture(vivid)describesaverycommonphenomenoninoursociety.6．Myfatheriscoughing(frequent)asaconsequenceofsmokingthesedays.【答案】1.barely2.loads3.stimulating4.sculptor5.vividly6.frequently題組B能力提升練語法填空Imaginemountainswrappedinsilverwater，shininginthespringsun.Summerseesthemountainsturnbrightgreenwith1.(grow)rice.Duringautumn，thesesamemountainsaregold，andinwinter2.arecoveredwithwhitefrost.Thesearethe3.(color)oftheLongjiRiceTerraces(梯田)．TheseterraceswerebuiltbythelocalZhuangandYaopeople，towhomGuangxiishome.StartingintheYuanDynasty，workontheterraces4.(take)hundredsofyearsuntilits5.(complete)intheearlyQingDynasty.Nowtheseterracescovertallmountains，often6.thebottomtotheverytop.Sowhydidthesepeoplebuildterraces?Firstly，there7.(be)fewlarge，flatareasofland.Buildingtheterracesmeantthattheycouldincreasetheareastogrowrice.Secondly，althoughtheregionhasplentyofrain，themountainsaresteepandthesoilisshallow.Theflatterracescatchtherainwaterandpreventthesoilfrom8.(wash)away.It’stypicalofpeopletoworkinharmonywithnature.Theterracesare9.(clever)designedwithhundredsofwaterwaysthatconnectwitheachother.Theseterracesalsoprovideaperfectenvironmentforbirdsandfish，someof10.feedoninsectsthatcanharmthericecrops.語篇解讀本文是一篇說明文。文章主要講述了在廣西人們修建梯田的原因及作用。1．答案growing解析考查非謂語動詞。設(shè)空處動詞接在介詞后面，應(yīng)用動名詞。故填growing。2．答案they解析考查代詞。分析句子可知，and連接兩個并列句，前后兩句的主語指的是同一事物，這里應(yīng)用they指代這些同樣的山。故填they。3．答案colors解析考查名詞的單復(fù)數(shù)。分析句子可知，句子的主語是復(fù)數(shù)，設(shè)空處為表語，也應(yīng)用名詞的復(fù)數(shù)形式，color為可數(shù)名詞，應(yīng)加s。故填colors。4．答案took解析考查動詞的時態(tài)。分析句子可知，設(shè)空處為謂語動詞，根據(jù)時間狀語“從元朝開始”可知，此處應(yīng)用一般過去時。故填took。5．答案completion解析考查詞性轉(zhuǎn)換。分析句子可知，設(shè)空處在介詞until后面作賓語，并且前有形容詞性物主代詞修飾，應(yīng)用名詞。故填completion。6．答案from解析考查固定短語。from...to...意為“從……到……”。故填from。7．答案are解析考查動詞的時態(tài)和主謂一致。描述一個客觀的事實，用一般現(xiàn)在時。分析句子可知，本句為therebe句型，be動詞后面的名詞areas為可數(shù)名詞復(fù)數(shù)，be動詞應(yīng)用are。故填are。8．答案beingwashed解析考查非謂語動詞。分析句子可知，設(shè)空處接在介詞from后作賓語，應(yīng)用動名詞，并且和前面的名詞soil之間為被動關(guān)系，應(yīng)用動名詞的被動形式。故填beingwashed。9．答案cleverly解析考查詞性轉(zhuǎn)換。分析句子可知，設(shè)空處修飾動詞designed，應(yīng)用副詞形式。故填cleverly。10．答案which解析考查定語從句的關(guān)系詞。分析句子可知，此處為非限制性定語從句，修飾先行詞birdsandfish，指物，在從句中作主語，并接在介詞of后面，只能用which。故填which。題組C培優(yōu)拔尖練Howlongcanhumanbeingslive?Mostscientistswhostudyoldagethinkthatthehumanbodyis1tolivenolongerthan120years.However,110yearsisprobablythelongestthatanyonecouldhopetolive—ifheorsheis2healthyandlucky.Somescientistsevensaywecanliveaslongas130years!Yet，ourcellssimplycannotcontinuetoreproduce3.Theywearout，andasaresult，wegetoldand4die.Eventhoughwecan’tliveforever，wearelivinga5lifethaneverbefore.In1900，theaverageAmericanlifespan(壽命)wasonly47years，buttodayitis75years!Whendoesoldagebeginthen?Sixty-fivemaybeout-of-dateasthe6linebetweenmiddleageandoldage.Afterall，manyolderpeopledon’tbegintoexperiencephysicalandmental7untilafterage75.Peoplearelivinglongerbecausemorepeople8childhood.Beforemodernmedicinechangedthelawsofnature，manychildrendiedofcommonchildhood9.Nowthatthechancesofdying10aremuchlower，thechancesoflivinglongaremuchhigherduetobetterdietsandhealthcare.Onthewhole，ourpopulationisgettingolder.The11inourpopulationwillhavelastingeffectsonoursocialdevelopmentandourwayoflife.Somepeoplefearsuchchangeswillbefortheworse，whilesomesee12，notdisaster.Today，manymenandwomenintheir“goldenyears”arehealthy，stillactive，andyoungin13ifnotinage.Asoursocietygrowsold，weneedthe14ofouroldercitizens.Withlonglivesaheadofthem，theyneedto15activeandbedevoted.語篇解讀本文是一篇說明文。這篇短文講述的是人的壽命是有限的，但是隨著社會的發(fā)展和生活水平的提高，人們的壽命比以前更長了，而且老齡化已經(jīng)成為社會的一種趨勢。我們的社會需要這些老年人繼續(xù)保持積極的心態(tài)，為社會做貢獻。1．A.designed B．selectedC．improved D．discovered答案A解析句意為：大多數(shù)研究年齡的科學(xué)家們認為人體被設(shè)計的不會活過120歲。design設(shè)計；select選擇，挑選；improve提高，改善；discover發(fā)現(xiàn)。故選A。2．A.completely B．generallyC．a(chǎn)pparently D