2024-2025学年高中英语Unit5Adelicateworld教学知识细解码教师用书外研版选择性必修第二册

PAGEUnit5Adelicateworld1．draman．戏剧，戏剧艺术→dramaticadj.巨大的；引人注目的；给人印象深刻的→dramaticallyadv.显著地；戏剧性地2．subsequentadj.随后的；后来的→subsequencen．随后发生的事，后果→subsequentlyadv.后来，随后3．multiplyv．(使)大大增加，(使)倍增→multiplicationn．乘；增加4．explodev．突然增加；爆炸；突然发生→explosionn．爆炸；猛增5．ecologyn．生态；生态学→ecologicaladj.生态的；生态学的6．comparev．比较；对比；比作→comparisonn．比较7．apparentadj.自不待言的；明白的；清晰的→apparentlyadv.据说；看来，好像8．varyv．(形态等)不同；变更→variousadj.各种各样的→varietyn．多样性；多变性→variationn．差异；变更9．secureadj.稳固的，牢靠的→securityn．平安10．greetv．打招呼→greetingn．问候，招呼1．trapn．(捕获动物的)陷阱，罗网，夹子；圈套；阴谋v．使落入险境；使陷入逆境①Shehadsetatrapforhimandhehadwalkedstraightintoit.圈套②Theyweretrappedintheburningbuilding. 使陷入逆境③Iwonderedifitwasananimalcaughtinatrap. 陷阱2．explodev．爆炸；爆破；爆裂；勃然(大怒)；大发(雷霆)；突然发生(危急)；突然爆发，迸发(感情)；突然增加①Therewasahugebangasifsomeonehadexplodedarocketoutside. 爆炸②SuddenlyCharlesexplodedwithrage. 大发雷霆③Thepopulationexplodesto40，000duringthetouristseason.突然增加WordsandPhraseseq\a\vs4\al(学问要点1)multiplyv．(使)大大增加，(使)倍增；乘；(使)繁殖(教材P50)Looseontheisland,theydidwhatrabbitsdobest—theymultipliedrapidlyandbeganeatingthenativevegetationanddiggingholes,whichcausedsoilerosion.在岛上逍遥自由，它(兔子)们尽其所能——快速繁殖，起先吃当地的植被并挖洞，造成水土流失。[例1]Thechildrenarealreadylearningtomultiplyanddivide.孩子们已经起先学习乘法和除法了。[例2]Theirproblemshavemultipliedsincelastyear.自去年以来，他们的问题倍增。[造句]在试验室里繁殖这些细菌是可能的。Itispossibletomultiplythesebacteriainthelaboratory.[学问拓展]multipleadj. 多种多样的multiplechoice 多项选择multiplicityn. 多种多样[即学即练]单句语法填空①Thedriverofthecrashedcarreceivedmultiple(multiply)injuries.②Weareallamazedatthemultiplicity(multiply)ofthenature.eq\a\vs4\al(学问要点2)inturn轮番，依次；反过来(教材P50)Thisinturnledtomorecatshuntingthebirds.这反过来又导致更多的猫捕鸟。[例1]Thegirlstookitinturntowipedownthetablesaftermeals.女孩子们饭后轮番擦桌子。[例2]Thestudentsweresummonedinturntobeinterviewed.学生依次被召入进行面试。[造句]反过来，这些也会影响你的工作效率。Thisinturnwillalsohaveanegativeimpactonyourproductivity.[学问拓展]taketurnstodosth./in(doing)sth. 轮番做某事It'sone'sturntodosth. 轮到某人做某事takeone'sturn 依次，轮到某人byturns 轮番，依次[即学即练]单句语法填空①It'syourturntorecite(recite)thepassage.②Wetaketurnstomake/inmakingdinner.＝Wemakedinnerbyturns(turn)．[名师点津](1)inturn表示“轮番；反过来”，而inreturn(for)则表示“作为(对……)的回报”。(2)byturns和taketurns中的turn用复数形式。eq\a\vs4\al(学问要点3)decreasev．(使)削减；(使)变小n．削减；降低(教材P51)Butalthoughtheviruscausedtherabbitpopulationtodecreasefrom130，000toaround10，000,italsomeantlessfoodforthecats.尽管病毒导致兔子数量从13万只削减到1万只左右，但也意味着猫的食物削减了。[例1]Thisspeciesofbirdsisdecreasinginnumberseveryyear.这种鸟的数量在逐年削减。[例2]Therehasbeensomedecreaseinmilitaryspendingthisyear.今年的军费开支有所削减。[造句]人们应削减脂肪的摄入量。Peopleshoulddecreasetheamountoffattheyeat.[学问拓展](1)decreaseinsth. (在某方面)降低，削减decreaseto 削减到decreaseby 削减了(2)onthedecrease 在削减(3)increasev．&n. 增加，提高[即学即练]单句语法填空①Alocalnewspaperremarksthatcrimeisonthedecrease.②Thetrafficaccidentsinthecitydecreasedby30%lastyear.③ThepopulationofChinahasincreasedtoabout1.4billion.eq\a\vs4\al(学问要点4)trapvt.使困住；诱捕；诱骗；坑害n．圈套；陷阱；阴谋；夹子(教材P51)Inthe1980s,trapsanddogswereusedtocatchthecats.上世纪80年头，人们用陷阱和狗来捕猫。[例1]Webecametrappedbytherisingfloodwater.我们被上涨的洪水困住了。[例2]Werealizedtoolatethatwewerecaughtlikeratsinatrap.等我们发觉自己已成瓮中之鳖时已经太晚了。[造句]我不愿让他以为我是在给他设圈套。IwouldhatehimtothinkI'mtryingtotraphim.[学问拓展](1)be/gettrappedin 被困在……中trapo(doing)sth. 使某人陷入……的圈套；使上当(2)fallintothetrapofdoingsth. 掉进……的陷阱fall/walkintoatrap 掉进陷阱(3)set/layatrapfor 为……设圈套[即学即练]单句语法填空①Theshopkeepertrappedmeintobuying(buy)theirpoorqualitymilk.②Don'tfallintothetrapofinvestingallyourmoneyinoneplace.③Theoldmanwastrappedintheburninghouseatthatmoment.eq\a\vs4\al(学问要点5)(教材P51)Itturnedoutthattheydevelopedanimmunitytothevirus,andtheirnumbersexplodedonceagain.结果他们对病毒产生了免疫力，他们的数量再次激增。(1)turnout结果是；证明是[例1]Cosgrave'sforecastturnedouttobequitewrong.科斯格雷夫的预料最终证明是大错特错。[例2]Sometimesthingsdon'tturnoutthewaywethinkthey'regoingto.有时事情并不像我们认为的那样发展。[造句]结果发觉我相识那个中枪的人。ItturnedoutthatIknewthepersonwhogotshot.[学问拓展]turnup出现，到达；开大，提高，增加；找到，发觉turnoff扭转(开关、水龙头等)，关掉(煤气、自来水等)turnon(扭转开关)打开(自来水)，开(煤气、灯、电视等)turnin转身进入；交出turnto(向某人)求助；留意；翻到(……页)turndown(扭转形态等)调小(煤气等)，关小，调小(收音机等的声音)；拒绝turnover翻过来，翻转[即学即练]单句语法填空①Thecarwasturnedoverandthedriverseriouslyinjured.②Becalmandsittightandeverythingwillturnoutwell.③Pleaseremembertoturnoffallthelightswhenyouleave.④Sheturneddowneveryofferofhelp.[小片段填空]Thepartywasalmostover,butJanestilldidn'tturnup．Tomwasverydisappointed.Hedidn'tknowwhyJanedidn'tturndownhisinvitationifshedidn'twanttocome.Heturnedoverthebottlesonthetables,andtherestguestsleftthehallinshock.Tomturnedoffallthelightsinthehall,turningthehallintoaworldofdarkness.Noonecouldimaginehowupsethewas!(2)explodev．爆炸，爆发；激增；勃然大怒[例1]Theywereclearingupwhenthesecondbombexploded.他们在清理时其次颗炸弹爆炸了。[例2]Doyoufearthatyou'llburstintotearsorexplodewithangerinfrontofher?你胆怯 在她面前突然大哭或勃然大怒吗？[造句]旅游季节人数暴涨至4万。Thepopulationexplodesto40，000duringthetouristseason.[学问拓展](1)explodewith 因(生气)而发作explodeinto 爆发出……explodeintolaughter 哄堂大笑(2)explosionn. 爆炸；爆发；激增explosiveadj. 易爆炸的；爆炸性的[即学即练]单句语法填空①Areyouabouttoexplodewithexcitement?②Stresscanbuildupandexplodeintoproblems.③Highlyexplosive(explode)gasisnaturallyfoundincoalmines.eq\a\vs4\al(学问要点6)owev．应当做；对……负有……的义务；欠(债)；感谢；归功于(教材P51)...butwehumansoweittotheislandtogiveitahappyending.……但我们人类有义务给这个岛一个华蜜的结局。[例1]Thecountryowesbillionsofdollarstoforeigncreditors.这个国家欠外国债权人数十亿美元。[例2]TheplayowesmuchtoFrenchtragedy.这部戏颇受法国悲剧的影响。[造句]他对我太好了，我恒久也还不清这份人情。HewassogoodtomethatIcanneverrepaythedebtIowehim.[学问拓展]owesb.sth. 欠某人某物owe...to... 把……归功于……owingto 由于[即学即练]单句语法填空①Owing(owe)totherain,theycouldnotcome.②Heoweshisgoodhealthtohisregularlife.③Ioweanapologytohim.＝Iowehimanapology.SentencePatternseq\a\vs4\al(重点句式1)nor倒装句(教材P50)Norwouldtheyfailtoimaginehowitsnativeinhabitants,includingroyalpenguins,kingpenguins,andelephantseals,existedinperfectharmonywiththeirnaturalhabitatforthousandsofyears.他们也会去想象岛上的栖息动物，包括皇家企鹅、王企鹅和象海豹，是如何与自然栖息地和谐共存数千年的。句式分析：本句是一个部分倒装句，nor置于句首，句子用部分倒装，因此would提前，表示“……也不”。[例1]Shehasnoexperienceintyping,nordoestheskillinteresther.她没有打字阅历，那种技术也引不起她的爱好。[例2]Youcan'tcancelthecontract,norcananybodyelse.你不能撤约，任何人都不能。[造句]他没再去过，也没写信致歉。Heneverwentagain,nordidhewritetoapologize.[学问拓展]so＋助动词/连系动词be/情态动词＋主语：意为“……也一样”，表示前面的状况也适合另一个人或物，此时该句为倒装句；so＋主语＋助动词/连系动词be/情态动词：意为“……的确如此”，表示词意前面的说法，此时该句不是倒装句。[即学即练]单句语法填空①Theyfinishedtheirhomework，sodidI.②IlikeEnglish.Sodoes(do)Jack.eq\a\vs4\al(重点句式2)it强调句(教材P50)It'satragicstorythatbeganin1810whenhumansarrivedontheisland.这是一个凄惨的故事，始于1810年人类来到岛上。句式分析：本句是一个强调句，强调主语atragicstory。[例1]ItwasinMaythatyoucanseethiskindofflower.你在五月可以看到这种花。[例2]Itissciencefictionthattheboylovestoread.这个男孩爱看的是科幻小说。[造句]引起观众们爱好的是这个年轻人怎样学会了五种外语。Itwashowtheyoungmanhadlearnedfiveforeignlanguagesthatattractedtheaudience'sinterest.[学问拓展](1)强调结构的陈述式为“Itis(was)＋被强调部分＋that(who)...”。该结构可用于强调主语、宾语、状语等，但不能强调谓语动词。该句式中用that或who的区分是：当被强调的指人时，用that或who均可；当被强调的不是指人时，则只能用that(留意不用which)。(2)一般疑问句的强调结构就是将be提到句首，即运用“Is/Wasit＋被强调部分＋that/who...”。特别疑问句的强调结构句型为“疑问词(Who/What/When/Where/Why/How)＋is/wasitthat...”这样的形式。[即学即练]单句语法填空①ItwasIwho/thatsawTomintheparkthismorning.(强调主语)②Itisnotwhoisrightbutwhatisrightthatisofimportance.教材高考1.Thecatsinconsequenceturnedtheirattention—andtheirstomachs—backtothenativebirds,killingupto60，000eachyear.(2024·江苏卷)Thisbeliefin“post­industrialsociety”hasledthosecountriestoneglecttheirmanufacturingsector(制造业),withnegativeconsequencesfortheireconomies.2.Itturnedoutthattheydevelopedanimmunitytothevirus,andtheirnumbersexplodedonceagain.(2024·全国卷Ⅰ)Itturnsoutthatjustlookingatgreen，growingthingscanreducestress，lowerbloodpressure，andputpeopleintoabettermood(心情).3.Inthe1980s,trapsanddogswereusedtocatchthecats.(2024·天津卷)Wesucceedinourfieldofspecializationandthenbecometrappedinit.4.Butalthoughtheviruscausedtherabbitpopulationtodecreasefrom130，000toaround10，000,italsomeantlessfoodforthecats.(2024·全国卷Ⅱ)Thisswitchhasdecreasedpollutioninthecountry'smajorlakesandreservoirsandmadedrinkingwatersaferforpeople.Ⅰ.单句语法填空1．ItwasonlywhenIrereadhispoemsrecentlythatIbegantoappreciatetheirbeauty.2．Ifyouwon'tgo,neitherwillI.3．Ourproblemshavemultiplied(multiply)sincelastyear.4．Globalmeaslesdeathsdecreasedby78%duringthisperiod.5．Iwastrappedintotelling(tell)thepoliceallIknew.6．Sheoweshersuccesstohardwork.7．Thisinturnattractsmoreusersandadvertisers,andsoon.8．Asaconsequence,mostChristianhousesofworshipareunofficial.9．Butheturnedouttobeimmatureandirresponsible.10．Khartoumhasexplodedwithangerataccusationsofblasphemyinthepast.Ⅱ.短语填空turnout；inconsequence；inturn；comeupwith；outofcontrol1．Nobodythoughtthathehadturnedoutagreatinventor.2．Tukcameupwiththeideaforthestudywhileattendingalonglecture.3．Duringarguments,thatfeelingcangetoutofcontrol．4．Hisdeathwastotallyunexpectedand,inconsequence,noplanshadbeenmadeforhisreplacement.5．This,inturn,putsthemathigherrisko