獲獎課件高考總復習人教版英語選修八Unit-2-Cloning

Cloning選修八Unit2Cloning選修八Unit2內容索引·單元語基默寫·必備知識熱身·核心考點突破·隨堂多維檢測核心考點·一文串聯內容索引·單元語基默寫·必備知識熱身·核心考點突破·隨一、閱讀詞匯知其意(正確率：__/18)1.straightforwardadj.

_______________________2.moraladj. _______________________3.arbitraryadj. ________________4.faten. ________________5.initialadj. ________________6.compulsoryadj. _________________________________單詞默寫簡單的；直接的；坦率的道德(上)的；倫理的任意的命運；天命最初的；開始的必須做的；義務的；強迫的；強制的一、閱讀詞匯知其意(正確率：__/18)1.straight7.operan. _____________________8.loafn. ________________9.flourn. ________________10.clawn. ________________11.turkeyn. ________________12.feathern. ________________13.identicaladj. ___________________歌劇；歌劇團；歌劇院一條(面包)面粉爪；腳爪火雞羽毛同一的；一模一樣的7.operan. __________________14.commercialadj.

_________________15.complicatedadj.

_________________16.proceduren.

_________________17.adorevt.

_________________18.hatchvt.&vi.

_________________商業(yè)的；貿易的復雜的；難懂的程序；步驟；手續(xù)崇拜；愛慕；喜愛孵出；孵卵；孵化14.commercialadj. _________二、熱考詞匯寫其形(正確率：__/14)1.____________vt.

著手；從事；承擔2.____________n.

突破3.____________vt.

扔；投；擲4.____________adj.

不能的；不會的5.____________vt.

獲得；贏得6.____________vt.

獲得；到達(水平、年齡、狀況等)7.____________vt.

禁止；不準8.____________n.

缺點；不利條件9.____________vt.

欠(賬、錢、人情等)；歸功于……undertakebreakthroughcastunableobtainattainforbiddrawbackowe二、熱考詞匯寫其形(正確率：__/14)undertakeb10.____________adv.

立刻；不久11.____________vt.

打擾vi.

操心

n. 煩擾12.____________vt.&vi. 打；撞擊；罷工n.

罷工13.____________n.

撞擊；沖擊；巨大的影響14.____________adj.

精確的；準確的shortlybotherstrikeimpactexact10.____________adv. 立刻；不久sh三、拓展詞匯通其變(正確率：__/12)1.____________vi.不同；相異→____________adj.不同的→____________n．差異；不同2.____________n．身份；同一性；一致→____________adj.同一的；一模一樣的3.____________adj.正確的

v．改正→____________n．改正；糾正；修正4.____________vi.反對；不贊成→____________n．不贊成；反對；異議5.____________vt.&vi.積累；聚積→____________n．積累；增加6.____________vi.退休；離開→____________n．退休；引退7.____________vt.假定；設想→____________n．假定；設想differdifferentdifferenceidentityidenticalcorrectcorrectionobjectobjectionaccumulateaccumulationretireretirementassumeassumption三、拓展詞匯通其變(正確率：__/12)differdiff8.____________vt.調節(jié)；管理→____________n．規(guī)則；規(guī)章；法規(guī)9.____________adj.流行的；通俗的；受歡迎的→____________n．受人喜愛；流行10.____________vt.抵抗；對抗→____________n．抵抗；對抗→____________adj.有抵抗力的；抵制的11.____________v．裝飾；裝修→____________n．裝飾；裝修12.____________n．原因；道理→____________adj.合情理的；講道理的；公道的regulateregulationpopularpopularityresistresistanceresistantdecoratedecorationreasonreasonable8.____________vt.調節(jié)；管理→______1.__________________

得到好結果；取得成功；償清2.__________________ 使失望；使沮喪3.__________________ 反對；不贊成4.__________________ 贊成；支持5.__________________ 把……歸功于……6.__________________ 一定或注定(做)……短語默寫（正確率：__/11）payoffcastdownobjecttoinfavourofowe...to...(be)boundto(do)...1.__________________ 得到好結果；取7.________________

白費力氣；枉費心機8.________________

不時；偶爾9.bringbacktolife ________________10.oone’sheart ________________11.ingood/poorcondition ________________invainfromtimetotime使復生；使復活使……刻骨銘心狀況很好(壞)7.________________ 白費力氣；枉費心原句補全（正確率：__/5）1._____________________________thatDollyhadbecomeseriouslyill.

接著傳來了多莉病重的壞消息。2.________________________ifthereisanewillnesssomeoftheseanimalsmaydie，butotherswillsurviveandpassontheabilitytoresistthatdiseasetothenextgeneration.

其優(yōu)點是，如果發(fā)生某種新的疾病，這類動物中的一些可能會死掉，而另外一些卻能存活下來，并且把這種免疫力傳給下一代。ThencamethedisturbingnewsTheadvantageisthat原句補全（正確率：__/5）1.______________3.Cloningplantsisstraightforward_____________________________________.

克隆植物簡單，但克隆動物就非常復雜了。4.However，scientistsstillwonder__________________________________andwhereitisleadingus.

然而，科學家們仍對克隆技術有助于人類還是有害于人類，以及克隆技術將把我們引向何方感到困惑。whilecloninganimalsisverycomplicatedwhethercloningwillhelporharmus3.Cloningplantsisstraightfo5.Althoughatpresenthumaneggcellsandembryosneededforcloningresearch____________________，newspaperswroteofevilleadershopingtoclonethemselvestoattaintheirambitions.

盡管目前供克隆研究的人類卵細胞和胚胎很難獲得，報紙上報道說，有些邪惡的領導人希望把自己克隆出來以實現他們的野心。aredifficulttoobtain5.Althoughatpresenthumaneg閱讀下面短文，在空白處填入1個適當的單詞或括號內單詞的正確形式，然后聽美文核對并熟讀背誦。注意：1.加黑部分為本單元的核心考點。2.本部分音頻見教師配套課件或登錄91淘課網下載。Thereisnodoubtthatthewideuseofthecomputerhasbroughtusmore1.____________(convenient)inourlives.However，astheoldsayinggoes，“Everycoinhastwosides.”Thedisadvantageis2.____________anumberofconveniencethat閱讀下面短文，在空白處填入1個適當的單詞或括號內單詞的正確形middleschoolstudentsareaddictedto3.____________(play)computergames.Itisharmfulforboththeirmentalandphysicalhealth.TakeTomforexample：Tomaddictedhimselftocomputergamesandcouldn’tconcentratehisattentiononhisstudies.Hisparentsobjected4.____himandtriedtoforbidhim5.________(play)computergames，butinvain.Worsestill，hewas6._______badconditionandoftenfellill，7.__________(make)hisparentsveryworried.playingtotoplayinmakingmiddleschoolstudentsareaddLuckily，Tomrealizeditwaswrongofhim8.____________(cast)hisparentsdownandhedeterminedtobedevotedtohisstudyandbringhimselfbacktolife.Hearingthis，hisparentsweremorethandelightedanddidsomethinginfavourofhischange.Theydidbelievethattheirsonwasbound9.____________(succeed)aslongasheputhisheartintostudy.Finally，Tom’shardworkpaid10._________.tocast

tosucceedoffLuckily，Tomrealizeditwaswr單元單詞鞏固(Ⅰ)閱讀詞匯認知1.Itisapparentthattheapplicantwantsastraightforwardanswer.__________________2.InChina，itisourresponsibilityandobligationtotakecompulsoryeducation. ____________adj.簡單的；直接的adj.義務的單元單詞鞏固(Ⅰ)閱讀詞匯認知adj.簡單的；直接的adj.3.Afteracomplicatedsurgery，Lyndseybeganherrecovery. ____________4.Thefateofthethreemenisunknown. ____________5.AdoringChinesepaintings，SallyhascometoChinatolearnhowtopaint.____________adj.復雜的n.命運vt.喜愛3.Afteracomplicatedsurgery，(Ⅱ)寫作詞匯填空1.SoIhavenochoicebutto____________(打擾)youtocorrectmymistakesinthematerialIattachtotheletter.2.Ifyou____________(承擔)theproject，youareboundtoencounterdifficulties.3.Withmedical________________(突破)，peoplearelivingahealthierandlongerlife.botherundertakebreakthroughs(Ⅱ)寫作詞匯填空botherundertakebreakt4.Butjustasacoinhastwosides，Internethasitsown____________(缺點)whichshouldnotbeneglected.5.Scientistshave____________(獲得)moreevidencethatplasticisfindingitswayintothehumanbody.drawbacksobtained4.Butjustasacoinhastwos(Ⅲ)拓展詞匯變形1.Greydecidedtomovetothecountrysideandhismothermadeno____________toit，whilehisfather____________toit.(object)2.Don’t____________thatyouareaprincessandstoplivingin____________anymore.(assume)3.He____________fromthepostasamanager.Afterhis____________，hesettleddowninaremotevillage.(retire)4.Thepurposeofeducationisnotonlythe____________ofknowledge.Anditalsomeans_____________intelligenceaswellasabilities.(accumulate)objectionobjectedassumeassumptionsretiredretirementaccumulationaccumulating(Ⅲ)拓展詞匯變形objectionobjectedassu5.Fromtheappearance，wecannottellthe____________betweenthetwins，thoughtheyalwayshavesome____________ideas.Andasforthisphenomenon，ideas____________amongmanypeople.(differ)6.Iliketo____________myhousewithwell-designed____________，becauseIthinktheywillmakemyroomsmoreartistic.(decorate)7.Inmyview，whathesaidis____________，becausetherearenoother____________thatwecangivetofirehimfromthecompany.(reason)differencesdifferentdifferdecoratedecorationsreasonablereasons5.Fromtheappearance，wecanno短語選擇填空tobeexact，beboundto，payoff，castdown，invain，fromtimetotime，oone’sheart，objectto1.Meetingmydearteachersandfellowstudentsaftersomanyyearswasindeedawarmoccasion，oneI’d__________________forever.2.TheyspentthreehoursontheGreatWall，stopping________________totakephotosandappreciatethebeautifulscenery.strikeintomyheartfromtimetotime短語選擇填空tobeexact，beboundto，3.Studyhard，oryouwill________________failthefinalexamination.4.Don’tletyourselfbe________________byasmallfailureintheexperiment.Tryagain.5.Theathlete’syearsofhardtraining________________whenshefinallywontheOlympicgoldmedal.6.Hewillsetoffthedayaftertomorrow，____________，onMay26，Tuesday.beboundtocastdownpaidofftobeexacttobeexact，beboundto，payoff，castdown，invain，fromtimetotime，oone’sheart，objectto3.Studyhard，oryouwill_____教材原句補全1.Althoughatpresenthumaneggcellsandembryosneededforcloningresearcharedifficult____________(obtain)，newspaperswroteofevilleadershopingtoclonethemselvestoattaintheirambitions.2.Somebegantoreformtheirlegalsystemsand____________(forbid)researchintohumancloning.3.Ontheotherhand，Dolly’sappearanceraisedastormof____________(object)andhadagreatimpact____________themediaandpublicimagination.toobtainforbadeobjectionson教材原句補全1.Althoughatpresenthu4.Butatlastthedeterminationandpatienceofthescientistspaid____________in1996withabreakthrough—thecloningofDollythesheep.5.____________________(其優(yōu)點是)ifthereisanewillnesssomeoftheseanimalsmaydie，butotherswillsurviveandpassontheability___________(resist)thatdiseasetothenextgeneration.6.Isit____________________(是贊成克隆)oragainstit?7._____________________________(接著傳來了壞消息)thatDollyhadbecomeseriouslyill.offTheadvantageisthattoresistinfavourofcloningThencamethedisturbingnews4.ButatlastthedeterminatioPart高頻考點精析層練?differvi.不同；相異【先練為快】單句語法填空/補全句子①Eventhoughwecompletelydifferfromeachother____________character，wearestillgreatfriends.inPart高頻考點精析層練?differvi②Hisfriendsteasedhimaboutbabysittinghissisterandhisinterestswerefar____________(differ)frommine.(2020·浙江7月卷)③Inourdailylife，everyonefailseverynowandthen.Butitishowyoureactthat____________________(有重大影響).differentmakesabigdifference②Hisfriendsteasedhimabout【考點歸納】熟背下列考點(1)differin

在……方面不同differfrom

與……不同(2)differencen.

不同之處makeadifference

起作用；有影響(3)differentadj.

不同的bedifferentfrom

與……不同【考點歸納】熟背下列考點【再練寫美】一句多譯至于穿什么衣服，學生們有不同的看法。(2019·江蘇卷滿分作文)④Astowhatclothestowear，______________________________.(different)⑤Astowhatclothestowear，______________________________.(differ)⑥Astowhatclothestowear，__________________________________.(vary)studentsholddifferentopinionsstudents’opinionsdifferopinionsvaryfromstudenttostudent【再練寫美】一句多譯studentsholddiffe【素養(yǎng)佳句】

CustomsdifferindifferentcountriesandthoseofChinaoftenreflectChinesemoralvaluesaboutnatureandpeople.不同國家的風俗習慣不盡相同，中國的風俗習慣往往反映了中國人對自然和人的道德價值觀?！舅仞B(yǎng)佳句】?undertake(undertook，undertaken)vt.著手；從事；承擔；承諾；保證

【先練為快】單句語法填空

①Wearesupposed____________(undertake)theresponsibilitytoleadalow-carbonlifestyle，whichisofgreatsignificance.

②Mr.Collinsundertook____________(look)afterthechildrenwhilehiswifecouldgotothefitclubwithtwoofherfriends.toundertaketolook?undertake(undertook，undertak【考點歸納】熟背下列考點undertakeatask承擔任務undertaketodosth同意、答應或著手做某事undertakethat-clause保證……【再練寫美】補全句子③Withallthematerialscollected，thosewhoaretalentedincomputers____________________makingthevideo.(北京卷滿分作文)有收集到的材料，那些在計算機方面有天賦的人承擔了制作視頻的任務。undertookthetaskof【考點歸納】熟背下列考點undertookthetas?objectvi.反對；不贊成

n.物體；目標

【先練為快】單句語法填空/猜測加黑詞的含義

①Amajorityofstudentsobjectedto____________________(arrange)forextralessonsduringholidaysandweekends.

②Hehasastrongobjectionto____________(smoke)inpublicplaces，especiallywithfemalespresent.

③Theobjectiveofmostspeechesistobenefittheaudience.(2020·新高考卷Ⅰ)____________beingarrangedsmokingn.目標?objectvi.反對；不贊成n.物體；目標being【考點歸納】熟背下列考點(1)objectto

反對；不贊成(2)objectionn.

反對；異議；不贊成raiseanobjectiontosth

對某事提出異議(3)objectiveadj.

客觀的；無偏見的；真實的；賓格的【考點歸納】熟背下列考點【再練寫美】一句多譯我反對早起的原因是學生真的需要足夠的時間好好休息。④Thereason__________________________________________studentsreallyneedenoughtimetohaveagoodrest.⑤Studentsreallyneedenoughtimetohaveagoodrest.That’s__________________________________tooearly.【名師指津】

objectto，lookforwardto，beaccustomedto，leadto，contributeto，stickto等動詞短語中的to為介詞，后跟

v.-ing作賓語。whyIobjecttogettinguptooearlyisthatwhyIamopposedtogettingup【再練寫美】一句多譯whyIobjecttoget?forbid(forbade/forbad，forbidden)vt.禁止；不準

【先練為快】單句語法填空

①Itishightimethatwe____________(forbid)settingofffireworksinurbanareas.

②Inordertoreducewhitepollution，thegovernmentissupposedtoforbidcitizens____________(use)plasticbags.forbadetouse?forbid(forbade/forbad，forbid【考點歸納】熟背下列考點forbidsbsth

禁止某人某事forbiddoingsth

禁止做某事【考點歸納】熟背下列考點【再練寫美】補全句子/句式升級③We_____________________________(禁止外出)，sowehadtostayathomeaimlessly.→________________________，wehadtostayathomeaimlessly.(過去分詞短語作狀語)【名師指津】

forbid后不能直接跟動詞不定式作賓語，但可直接跟動名詞作賓語，也可用forbidsbtodosth形式，有類似用法的單詞還有：allow，permit，advise等。wereforbiddenfromgoingoutForbiddenfromgoingout【再練寫美】補全句子/句式升級wereforbidden?owevt.欠(賬、錢、人情等)；歸功于……；感激

【先練為快】單句語法填空/補全句子

①ImustsayIowealltheachievements____________theencouragementandhelpfrommycolleaguesandfriends.

②Whereverwearetoday，weowe____________toourparentswhohavegivenandtaughtussomuch.

③OnlyaftermyfriendtoldmethetruthdidIknowIhadmisunderstoodyou，soIthink_____________________________(我欠你一個真誠的道歉).toitIoweyouasincereapology?owevt.欠(賬、錢、人情等)；歸功于……；感激toi【考點歸納】熟背下列考點(1)owesbanapology

該向某人道歉owesbsth＝owesthtosb

欠某人某物(2)owe...to...

把……歸功于……oweittosbthat...

多虧某人……(3)owingto

因為；

由于【考點歸納】熟背下列考點【再練寫美】詞匯/句式升級④Thankstohisoptimismandperseverance，hewasadmittedintoBeijingUniversity.→_______________________________________________hewasadmittedintoBeijingUniversity.(強調句型)Itwasowingtohisoptimismandperseverancethat【再練寫美】詞匯/句式升級Itwasowingto?strike(struck，struck)vt.&vi.打；撞擊；罷工；突然襲擊；(鐘)報時；劃(火柴)；忽然想起

n.罷工

【先練為快】寫出下列句中strike的詞性和詞義

①Abigearthquakestruckthecitylastyear，killinghundredsofpeople.____________

②Itstruckmethatplayingagainsttheotherteamwasagreatlearningmomentforallthegirlsontheteam. ____________vt.突然襲擊vt.忽然想起?strike(struck，struck)vt.&v③Itisbynomeansclearwhatthepresidentcandotoendthestrike.____________④Igotupearlythismorningbeforetheclockstruckfive. ____________⑤JustbeforeSeptember，Millerwasstruckbyacarandlosthisrightarm.____________n.罷工vt.(鐘)報時vt.撞擊③Itisbynomeansclearwhat【再練寫美】補全句子/句式升級⑥Becausewe______________________(被你的天賦打動)intheroboticcompetition，I’dliketoinviteyoutojoinus.(2018·天津卷滿分作文)→_____________________intheroboticcompetition，I’dliketoinviteyoutojoinus.(過去分詞短語作狀語)arestruckbyyourtalentStruckbyyourtalent【再練寫美】補全句子/句式升級arestruckby?payoff得到好結果；取得成功；償清

【先練為快】用pay相關短語填空

①Whatmadehimhappywasthatafteralltheseyearsheatlast________________allhisdebts.

②Therearethreeaspectsthatyouaresupposedto________________.(2018·全國卷Ⅰ滿分作文)

③I’dalsoliketoknowhowmuchIhaveto________thecourseandwhetheraccommodationisincluded.paidoffpayattentiontopayfor?payoff得到好結果；取得成功；償清paidoffp【考點歸納】熟背下列考點payfor

付錢；為……付出代價payavisitto

參觀；拜訪payattentionto

注意；留心【再練寫美】補全句子④Althoughourclothesweresoakedwithsweat，wedidn’tminditatall__________________________.(2020·全國卷Ⅱ滿分作文)雖然我們的衣服都被汗水濕透了，但我們一點也不介意，因為我們的努力得到了回報。becauseoureffortspaidoff【考點歸納】熟背下列考點becauseoureffor?ingood/poorcondition狀況很好(壞)；情況很好(壞)

【先練為快】單句語法填空/補全句子

①Mygrandmothertakesexerciseeveryday，andsheis____________goodconditionnow.

②It’stheoff-settrainingandliving____________(condition)thatareraisingconcerns.(2020·全國卷Ⅲ)

③Theteacheralwaysremindsus，“Onnocondition _________________________ (決不能放棄我們的夢想).”inconditionscanwegiveupourdreams?ingood/poorcondition狀況很好(壞)【考點歸納】熟背下列考點(1)outofcondition

健康狀況欠佳(2)onconditionthat...

在……條件下；倘若……onnocondition

一點也不；決不(放在句首時，用部分倒裝語序)【考點歸納】熟背下列考點【再練寫美】補全句子④_______________________theseratingsproperly，theywillbenefitusinmanyways.(2018·江蘇卷滿分作文)只要我們恰當使用這些排名，它們在很多方面對我們是有利的。Onconditionthatweuse【再練寫美】補全句子OnconditionthatwTheadvantageisthatifthereisanewillnesssomeoftheseanimalsmaydie，butotherswillsurviveandpassontheabilitytoresistthatdiseasetothenextgeneration.(教材P15)其優(yōu)點是，如果發(fā)生某種新的疾病，這類動物中的一些可能會死掉，而另外一些卻能存活下來，并且把這種免疫力傳給下一代。Theadvantageisthat...“優(yōu)勢是……”，that引導表語從句Theadvantageisthatifthere【先練為快】單句語法填空①Thedrawbackofthepopularityofcarsis________itbringsaboutsomuchairpollution.②Butthegoodnewsis____________there’rereallyonlythreekindsofdecisionsyouneedtomakeaboutcolorinyourhome.(2018·全國卷Ⅰ)③Thechanceis____________onesmokerinfourwilldieoflungcancer.thatthatthat【先練為快】單句語法填空thatthatthat【考點歸納】熟背下列考點(1)Theadvantage/strengthof...isthat... ……的優(yōu)勢是……(2)Thedisadvantage/drawbackof...isthat... ……的缺點是……(3)Theproblemof...isthat...

……的問題是……(4)Thechanceisthat...

有可能……【考點歸納】熟背下列考點【再練寫美】補全句子④________________________________________________________youcangetsupportifyouhaveaproblem.在你所就讀的大學里住宿的優(yōu)勢在于如果你有麻煩可以得到幫助。Theadvantageofusingyouruniversityaccommodationisthat【再練寫美】補全句子TheadvantageofusPart閱讀詞匯對接高考(Ⅰ)生詞生義1.Whatwastheauthor’sinitialpurposeofcollectingnewspaperarticles？(2020·江蘇卷閱讀D)

__________________2.Let’ssayyouareattheairport，andthelittleboyontheseatnexttoyouishumming(哼唱)ashortcommercialsong.(2020·天津卷閱讀C) ____________原“詞”原味——寫出加黑詞匯在語境中的意義并熟讀高考原句adj.最初的；開始的adj.商業(yè)的Part閱讀詞匯對接高考(Ⅰ)生詞生義原“詞3.Theresearcherssaythatthekeyboardshouldbeprettystraightforwardtocommercializeandismostlymadeofinexpensive，plastic-likeparts. (2019·全國卷Ⅰ閱讀C)

___________________adj.簡單的；直接的3.Theresearcherssaythatthe(Ⅱ)熟詞僻義1.Inthe18thand19thcenturies，wealthypeopletravelledandcollectedplants，historicalobjectsandworksofart.(2020·新高考卷Ⅰ) ____________2.Racewalkersareconditionedathletes. (2020·全國卷Ⅰ閱讀C)

______________________n.物體adj.受制約的；受限制的(Ⅱ)熟詞僻義n.物體adj.受制約的；受限制的(Ⅲ)一詞多義——根據語境選出bother的含義1.Idoneedyourvaluablesuggestions，hopingitwon’tbotheryoumuch.______2.Idon’twanttoputhimtoanybother，soItrydoingitbymyself. ______3.Youneedn’tbotheryourselfwithsmallthings. ______A.vt.打擾B.vt.使煩惱，使苦惱C.n.煩擾；令人煩惱的事或人ACB(Ⅲ)一詞多義——根據語境選出bother的含義1.Ido(福建卷完形改編)Oneoftheeasiestthingsintheworldistobecomeafault-finder.However，lifecanbe__1__whenyouarenotbusyfindingfaultwithit.我“形”我秀——微完形填空√1.A.lonely B.great C.quiet D.reasonable(福建卷完形改編)我“形”我秀——微完形填空√1.A.lonSeveralyearsagoI__2__aletterfromseventeen-year-oldKerry，whodescribedherselfasaworld-classfault-finder，almostalways__3__bythings.Peoplewerealwaysdoingthingsthatannoyedher，and__4__wasevergoodenough.Shewashighlyself-criticalandalsofoundfaultwithherfriends.Shebecameareally__5__person.2.A.received B.obtained C.expected D.rejected3.A.threatened B.interrupted C.bothered D.spoiled4.A.anything B.everything C.something D.nothing5.A.caring B.boring C.interesting D.popular√√√√SeveralyearsagoI__2__ale維度1——詞形變化練1.Galileowasnot____________(mere)ambitiouswhenhedroppedobjectsofvaryingweightsfromtheLeaningToweratPisaandtimedtheirfalltotheground.(2020·天津卷)2.Withtheyoung____________(able)toaffordtoleavehomeandtheoldatriskofisolation(孤獨)，morefamiliesarechoosingtolivetogether.(2020·全國卷Ⅲ)merelyunable維度1——詞形變化練1.Galileowasnot__3.__________(popular)isawell-exploredsubjectinso