新教材高中英語人教版選擇性學(xué)案UNIT2SectionⅠReadingandThinking

UNIT2LOOKINGINTOTHEFUTUREInthefuture,man'slifewillbeverydifferentfromthatoftoday.First,withthedevelopmentofmedicine,onaverage,apersonwilllivetotheageofabout120.Second,becauseofthediscoveryofnewenergy,theenvironmentalpollutionwillbeundercontrol.Third,people'sdailylifewillchangegreatly,too.Forexample,robotswilldoallyourhouseworkforyou;yourchairwillchangeitscolortomatchwhatyou'rewearing;youcanalsoputyourmobilephonearoundyourwristandcanseethecallerwhilespeaking;youevencantakeanewelevatorintospaceforyourholidays.開啟快樂學(xué)習(xí)之旅在未來，人的生活將與現(xiàn)在有很大的不同。首先，隨著醫(yī)學(xué)的發(fā)展，平均來說，一個人會活到120歲左右。其次，由于新能源的發(fā)現(xiàn)，環(huán)境污染將得到控制。第三，人們的日常生活也會發(fā)生很大變化。例如，機器人會為你做所有的家務(wù)。你的椅子會改變它的顏色，以與你的穿著相匹配。你也可以把你的戴在你的手腕上，這樣在通話時就可以看到對方，你甚至可以乘一部新的電梯到太空去度假。模塊核心素養(yǎng)導(dǎo)航SectionⅠReadingandThinkingⅠ.重點單詞1．phrasen．短語2．persuadevt.勸說；說服→persuasionn．勸說，說服(力)→persuasiveadj.有說服力的；勸說的3．switchvt.轉(zhuǎn)換；交換vt.&vi.(使)改變；轉(zhuǎn)變n．開關(guān)；轉(zhuǎn)換器；改變4．distantadj.遙遠(yuǎn)的；遠(yuǎn)處的；疏遠(yuǎn)的；心不在焉的→distancen．距離；遠(yuǎn)方；疏遠(yuǎn)→distancevt.疏遠(yuǎn)；把……遠(yuǎn)遠(yuǎn)甩在后面5．secureadj.安全的；安心的；可靠的；牢固的vt.獲得；拴牢；保護(hù)→securityn．保護(hù)措施；安全工作6．knobn．旋鈕；球形把手7．a(chǎn)ppliancen．電器；器具8．remoteadj.遠(yuǎn)程的；偏遠(yuǎn)的9．a(chǎn)utomaticadj.自動的→automaticallyadv.自動地10．integratedadj.各部分密切協(xié)調(diào)的；綜合的→integratevi.&vt.(使)合并；成為一體→integration11．sensorn．傳感器；敏感元件→sensen．感覺能力；意識；感覺vt.感覺到；覺察到；意識到；理解；領(lǐng)悟12．efficientadj.效率高的；有功效的→efficiencyn．效率；功率13．moden．模式；方式；風(fēng)格14．routinen．常規(guī)；正常順序adj.常規(guī)的；日常的15．preferencen．愛好；偏愛→prefervi.&vt.更喜歡；寧愿16．instantn．瞬間；片刻adj.立即的；速食的；速溶的→instantlyadv.立即，立刻；馬上地；立即地conj.一……就……17．mandn．指令；命令；控制vt.命令；控制→mandern．指揮官，司令官18．obeyvi.&vt.服從；遵守→disobeyvi.&vt.不服從；不遵守19．warningn．警告；警示；先兆→warnvi.&vt.警告20．constantadj.不斷的；重復(fù)的；不變的n．常數(shù)；常量→constantlyadv.不斷地21．a(chǎn)bnormaladj.不正常的；反常的→normaladj.正常的22．criticaladj.嚴(yán)重的；關(guān)鍵的；批判性的23．cancern．癌；癌癥；毒瘤24．potentiallyadv.潛在地；可能地→potentialadj.可能的；潛在的n．潛力；可能性25．leakvi.&vt.漏；滲漏；透露n．漏洞；裂縫；透露26．electricaladj.電的；用電的→electricityn．電力；電流→electricadj.電的；電動的；發(fā)電的；導(dǎo)電的27．wiringn．電線線路；線路系統(tǒng)→wiren．電線；金屬絲(或線)vt.接通電源；將……連接到→wirelessadj.無線的28．detectvt.發(fā)現(xiàn)；查明→detectiven．偵探→detectionn．偵查；察覺；發(fā)覺；檢查29．relevantadj.有關(guān)的；有意義的→relevancen．中肯；關(guān)聯(lián)；相關(guān)性→irrelevantadj.無關(guān)的；無意義的30．fantasyn．幻想；想象31．innovationn．創(chuàng)新；創(chuàng)造→innovatev．改革；創(chuàng)新32．a(chǎn)vailableadj.可獲得的；可購得的；(人)有空的33．neverthelessadv.盡管如此；不過；然而34．structuren．結(jié)構(gòu)；體系vt.系統(tǒng)安排；精心組織35．crimen．犯罪活動；不法行為→criminaladj.犯罪的；刑事的36．binevt.&vi.(使)結(jié)合；混合→binationⅡ.重點短語1．switchoff/on關(guān)/開(電燈、機器等)2．a(chǎn)llthetime一直3．remotecontrol遙控器；_遙控4．a(chǎn)irconditioner空調(diào)機；空調(diào)設(shè)備5．byoneself單獨，獨自，獨立，靠自己6．dailyroutine日常生活7．a(chǎn)longwith和……一起，隨著；以及；連同8．respondto回答；響應(yīng)；反應(yīng)；反響9．inaddition另外；除此之外；并且；況且10．keeptrackof記錄；追蹤；一直清楚(某人或事的)一舉一動11．earlyon在初期；早先12．providesb.withsth.為某人提供某物；提供某人某物13．catchfire著火14．inthissense(in...sense)從這種(某種)意義上來講15．a(chǎn)sto關(guān)于，至于16．benefitfrom從……受益Ⅲ.重點句型1．Yourlightswilleonthe_instantyouenterthedooralongwithyourfavouritemusicorTVprogrammes,andyouwillfindyourdinneralreadypreparedforyou.你一進(jìn)家門，燈就會亮起，還有你最喜歡的音樂或電視節(jié)目(會自動播放)，而且你會發(fā)現(xiàn)晚餐已為你準(zhǔn)備好了。2．Nevertheless,itwilltakesomeyearsbeforemostnewhomesbegintousethisnewtechnology.然而，大多數(shù)新的家庭需要幾年才能開始使用這項新技術(shù)。3．Forexample,thesmarthomecouldcontroltheairconditioningandlightsso_thatyouwouldnolongerhavetoturnswitchesonandoff,makingyourhomemoreenergy-efficient.例如，智能家居可以控制空調(diào)和燈光，這樣你就不必打開和關(guān)閉開關(guān)，使你的家更節(jié)能。1eq\a\vs4\al(persuadevt.勸說；說服)[典型例句]Ifinallypersuadedherintogoingoutforadrinkwithme.我最終說服她跟我出去喝一杯。Thehunterpersuadedusnottowalk/outofwalkingthroughthethickforestalone.獵人說服我們不要獨自穿越茂密的叢林。[思維拓展]persuadeeq\b\lc\{\rc\(\a\vs4\al\co1(sb.＋\b\lc\{\rc\(\a\vs4\al\co1(intooutofdoingsth.,nottodosth.))\a\vs4\al(說服某人,不做某事),sb.＋\b\lc\{\rc\(\a\vs4\al\co1(ofsth.,that...))使某人相信……))I'vepersuadedhimtostopsmokingbyadvisinghimmanytimes.通過多次勸告，我說服他戒了煙。[巧學(xué)助記]advise(勸說)不一定persuade(說服)?！皠穸环睉?yīng)為trytopersuadetodo，相當(dāng)于advisesb.todo。[記憶聯(lián)想]fool/cheato/outofdoingsth.欺騙某人做/不做某事[即時訓(xùn)練]①Heissuretoe.Ihave_persuaded_him_to_join_in/have_persuaded_him_into_joining_in(已經(jīng)說服了他加入)ourconversation.②Finally,Ipersuaded_him_not_to_transport/persuaded_him_out_of_transporting(說服了他不要運輸)thesegoodsbyship.③Thedirectortried_to_persuade_her_to_play_a_part/tried_to_persuade_her_into_playing_a_part(極力勸說她扮演一個角色)inhisnewfilm,butsherejected.eq\o(\s\up1(2),\s\do5())switchvt.轉(zhuǎn)換；交換vt.&vi.使改變；轉(zhuǎn)變n.開關(guān)；轉(zhuǎn)換器；改變[典型例句](1)n.[C]開關(guān)；轉(zhuǎn)換WhichswitchdoIpresstoturnitoff?我按哪個開關(guān)就能把它關(guān)了？Shemadetheswitchfromfull-timetopart-timeworkwhenherfirstchildwasborn.第一個孩子出生后她就從全職改為兼職了。(2)vt.&vIparkedthecarandswitchedofftheengine.我停好車并關(guān)掉了發(fā)動機。Howdoyouswitchthisthingon?這東西你怎么打開？CouldyouswitchtheTVover?請你換個電視頻道好嗎？[思維拓展]aswitchin在……方面的轉(zhuǎn)變makeaswitch做出改變switch...from...to...(把……)由……轉(zhuǎn)變?yōu)閟witchon/off打開/關(guān)上(電器等)switchoverto轉(zhuǎn)變；換頻道[易混辨析]同是“開”“關(guān)”，動詞各異：①開/關(guān)(門、窗、盒子等)openthedoor/window/boxclose/shutthedoor/window/box②開/關(guān)(收音機、電燈，電視等)switchontheradio/light/TVswitchofftheradio/light/TV③開/關(guān)(收音機、電燈、水、煤氣等)turnontheradio/light/water/gasturnofftheradio/light/water/gas[即時訓(xùn)練]①ThenIgetup,godownstairsandswitchontheTVinthelivingroom.②SwitchtoCCTV-2,please.③Shemade_a_switch(做出改變)inourplantogoswimmingwhenitstartedtorain.④Weswitched_the_meeting_from_Tuesday_to_Thursday(把會議由周二改到周四)．3eq\a\vs4\al(distantadj.遙遠(yuǎn)的；遠(yuǎn)處的；疏遠(yuǎn)的；心不在焉的)[典型例句]Thesunisdistantfromtheearth.太陽距地球很遙遠(yuǎn)。Thisbeautifulgirlesfromadistantcountry.這個美麗的女孩來自一個遙遠(yuǎn)的國家。[思維拓展]bedistantfrom距離遠(yuǎn)；不相似distancen.[C，U]距離inthedistance/intothedistance在遠(yuǎn)處fromadistance從遠(yuǎn)處walkingdistance步行可達(dá)的距離keepsb.atadistance對……冷淡；同……疏遠(yuǎn)；與……保持一定距離[即時訓(xùn)練]①Wesawlightsinthedistance.②Thetimewespenttogetherisnowadistant(distance)memory.4eq\a\vs4\al(remoteadj.遙遠(yuǎn)的，偏僻的)[典型例句]Whatwillmankindbelikeintheremotefuture?在遙遠(yuǎn)的未來人類會變成什么樣子？Hisideaisremotefromreality.他的想法偏離現(xiàn)實。Hecamefromaremotevillage.他來自一個偏僻的村落。[思維拓展]intheremotepast/future在遙遠(yuǎn)的過去/將來remotecontrol遙控；遙控器remote-controlledadj.可遙控的aremotepossibility/chance微乎其微的可能/機會remotelyadv.遙遠(yuǎn)地；偏僻地；冷淡地，極小地remotenessn．遠(yuǎn)離，遙遠(yuǎn)[即時訓(xùn)練]Asheworksinaremote(remotely)area,hevisitshisparentsonlyoccasionally.5eq\a\vs4\al(routinen.常規(guī)；正常順序adj.常規(guī)的；日常的)[典型例句](1)n.常規(guī)；日常事務(wù)Wecleanandrepairthemachinesasamatterofroutine.我們定期清洗和修理機器。(2)adj.通常的；例行的Amajorelectricalfaultwasfoundduringaroutinesafetyinspection.在一次例行的安全檢查中(檢查人員)發(fā)現(xiàn)了重大的電路故障。[思維拓展]routinetests常規(guī)檢查aroutinejob/life平淡乏味的工作/生活breakupadullroutine打破沉悶的常規(guī)routinelyadv.常規(guī)地，例行地Visitorsareroutinelycheckedastheyenterthebuilding.來訪者在進(jìn)入大樓時都要接受例行檢查。[即時訓(xùn)練]Shepreferseverythinginorder.Shedoesnotlikehavingherroutine(routinely)workinterrupted.6eq\a\vs4\al(preferencen.[U]喜愛，偏愛；[C]偏愛的事物)[典型例句]Shechosetolearntheviolininpreferencetothepiano.她愿意學(xué)小提琴而不是鋼琴。Shehasapreferenceforblue.她偏愛藍(lán)色。[思維拓展]eq\b\lc\\rc\(\a\vs4\al\co1(inpreferenceto優(yōu)先于……,haveapreferenceforsth.偏愛某物,giveapreferenceto給……以優(yōu)惠))prefervt.更喜歡，寧愿eq\b\lc\\rc\(\a\vs4\al\co1(prefertodosth.更喜歡做某事,preferdoingAtodoingB喜歡做A勝過喜歡做B,prefertodoAratherthandoB寧愿做A而不愿做B))[即時訓(xùn)練]Eachofusislikelytodevelopapersonalpreferenceforcertaintypesofentertainment.eq\o(\s\up1(7),\s\do5())eq\a\vs4\al(instantn.瞬間；片刻adj.立即的；速食的；速溶的)[典型例句](1)n.[C](一般用單數(shù))瞬間；片刻；某一時刻JustforaninstantIthoughthewouldnotacceptourinvitation.我腦中有一閃念，以為他要拒絕我們的邀請。Youbeeawinnerinaninstantwhenyoubelieveyoucanwin.當(dāng)你在某一刻相信你能贏的時候，你就成了贏者。(2)adj.緊迫的；立即的；立刻的；直接的；速溶的；即食的Thetelegramaskedforaninstantreply.這封電報要求立即回復(fù)。HeofteneatsoutataninstantChineserestaurant.他經(jīng)常在一家中式快餐館吃飯。[思維拓展](1)inaninstant(＝immediately)立刻theinstant(that)(＝assoonas)一……就……(2)“一……就……”的其他表達(dá)方式：themoment/minute/second＋從句instantly/immediately/directly＋從句on/upon＋n./v.-ingIrecognizedherinstantlyIcaughtaglimpseofher.我一看見她就把她認(rèn)出來了。[即時訓(xùn)練]①I'llbebackinaninstant.②Irecognizedhertheinstant(that)Isawher.③Hervoiceisinstantly(instant)recognizable.eq\o(\s\up1(8),\s\do5())secureadj.空全的；安心的；可靠的；牢固的vt.獲得；拴牢；保護(hù)[典型例句](1)adj.安全的；安心的；可靠的Atlasttheywereabletofeelsecureaboutthefuture.他們終于覺得不必為將來而擔(dān)憂了。(2)vt.獲得；拴牢；保護(hù)Theteammanagedtosecureaplaceinthefinals.球隊拼得了決賽的一席之地。[思維拓展]asecurejob/ine穩(wěn)定的工作/收入secureacontract/deal訂立合同；達(dá)成協(xié)議securityn．保護(hù)措施；安全工作；保衛(wèi)部門nationalsecurity國家安全airportsecurity機場的安全措施thesecurityforces/services安全部隊/機構(gòu)financialsecurity財務(wù)擔(dān)保[即時訓(xùn)練]①Thewindowswere_secured(secure)withlocksandbars.②Makesuretheropesaresecurely(secure)fastened.③Theycarriedoutsecurity(secure)checksattheairport.9eq\a\vs4\al(integratevi.&vt.使合并；成為一體)[典型例句]Theseprogramswillintegratewithyourexistingsoftware.這些程序會和你原有的軟件整合起來。[思維拓展]integrateinto/with和……合成一體integrateAandB＝integrateAinto/withB把A和B整合起來；把A和B合成一體integrateo/withsth.把某人融入integratedadj.各部分密切協(xié)調(diào)的；綜合的integrationn．結(jié)合；整合；一體化；融合[即時訓(xùn)練]①Theyhavenotmadeanyefforttointegratewith/intothelocalmunity.②Hismusicisanintegration(integrate)oftraditionandnewtechnology.10eq\a\vs4\al(mandn.指令；命令；控制vt.命令；控制)[典型例句]Thearmyisundertheking'sdirectmand.軍隊由國王直接統(tǒng)率。He'sstudiedintheUSandhasagoodmandofEnglish.他在美國留過學(xué)，精通英語。Themanagermandedthathe(should)leaveatonce.經(jīng)理命令他立刻離開。[思維拓展]atone'smand聽某人吩咐haveagoodmandof精通inmand(ofsb.)指揮；控制takemandof控制某事underone'smand在某人的指揮下mandsb.todosth.命令某人做某事[特別提示](1)mand作名詞表示“掌握”且前面有修飾語時，常加不定冠詞。(2)mand作“命令”講且后接主語從句、賓語從句、同位語從句或表語從句時，從句要用虛擬語氣，即“should＋動詞原形”形式，should可以省略。[即時訓(xùn)練]①Hemandedhismento_retreat(retreat)．②Themissionmandedthatworkonthebuilding(should)cease(cease)．11eq\a\vs4\al(obeyvi.&vt.服從，順從)[典型例句]Theyrefusedtoobey(theorder)．他們拒絕服從(這項命令)。Healwaysobeyshisparentsthoughtheymaybewrongsometimes.他對父母一向順從，即使有時他們也許錯了。[思維拓展]obediencen．順從obedientadj.順從的disobeyv．不服從disobediencen．不服從disobedientadj.不服從的[即時訓(xùn)練]Allindividualsarerequiredtoobey(obedience)thelawsmadebytheirgovernment.eq\o(\s\up1(12),\s\do5())eq\a\vs4\al(potentialn.潛在性；可能性；潛能adj.可能的；潛在的)[典型例句]Shehasactingpotential，butsheneedstobetrained.她有表演潛力，但需要訓(xùn)練。Hehasthepotentialtobeeaworld-classmusician.他有潛力成為世界級音樂家。[思維拓展]potentiallyadv.潛在地Thebridgeispotentiallydangerous.這座橋有潛在的危險。[即時訓(xùn)練]Allchildrenshouldbeencouragedtodeveloptheirfullpotential(potentially)．13eq\a\vs4\al(relevantadj.相關(guān)的，切題的)[典型例句]Thesefactsarerelevanttothecase.這些事實和此案有關(guān)。Doyouhavetherelevantexperience?你有相關(guān)經(jīng)驗嗎？[思維拓展]berelevantto與……有關(guān)berelatedto與……有關(guān)beconcernedwith與……有關(guān)beinvolvedin與……有關(guān)beassociatedwith與……有關(guān)relevancen．關(guān)聯(lián)，貼切，中肯relevantlyadv.有關(guān)地；切題地irrelevantadj.無關(guān)的；不切題的beirrelevanttosth./sb.與某物/人不相關(guān)[即時訓(xùn)練]Heisrelevanttothiscase.14eq\a\vs4\al(availableadj.可獲得的；可購得的；人有空的)[典型例句](1)可得到的；可利用的I'msorry,thoseovercoatsarenotavailableinyourcolourandsize.對不起，這種外套沒有你要的顏色和尺碼。Attention,please.Theseticketsareavailableonthedayofissueonly.請注意，這種票僅在發(fā)售當(dāng)天有效。(2)可接受探訪的；可接見客人的Isthemanageravailable?經(jīng)理在不在？Thelawyerisnotavailablenow.律師現(xiàn)在沒空。[即時訓(xùn)練]Tickets_are_available_free_of_charge(有免費票)fromtheschool.15eq\a\vs4\al(binevt.&vi.使聯(lián)合；使結(jié)合)[典型例句]Theybinedtheireffortstofinishthework.他們聯(lián)合彼此的力量完成了工作。Theybinedagainstamonenemy.他們聯(lián)手對付共同的敵人。[思維拓展]bineAwithB(＝bineAandBtogether)把A與B結(jié)合[易混辨析]bine,connect,joinbine“結(jié)合；聯(lián)合”，指為了一個目的而把兩個以上的事物聯(lián)系在一起。connect事物(東西)不緊密地連接，也可用于抽象的聯(lián)系(如姻親關(guān)系)，后接with/to。join指直接連接兩物或兩地，也可指兩物緊密地連接，后接to，不接with。Weshouldbineworkwithpleasure.我們應(yīng)該勞逸結(jié)合。IcannotconnecttotheInternet.我無法連接因特網(wǎng)。Wheredothetwostreamsjoin?這兩條小溪會在哪里交匯？考點集訓(xùn)一單句語法填空1．Whileshopping,peoplesometimescan'thelpbeing_persuaded(persuade)intobuyingsomethingtheydon'treallyneed.2．Whathesaidhasnodirectrelevancetothematterinhand.3．Wewillswitchovertoanewtechniquenextyear.4．Wehadtomakeaswitchinourarrangements.5．ShehadagoodmandofbothwrittenandspokenEnglish.6．Youmustswitchoffthelightbeforeyouleavetheclassroom.7．Thepaindisappearedinaninstant.1eq\a\vs4\al(asto關(guān)于；至于)[典型例句]Ienjoyswimming.Butastomysister,sheenjoysplayingtennis.我喜歡游泳。但至于我妹妹，她喜歡打網(wǎng)球。[思維拓展]asto相當(dāng)于asfor，一般用于句首或分句句首，引出短語作狀語，暗含轉(zhuǎn)折意味。Youthinkthisisrathercheap,butasforme,itisexpensive.你認(rèn)為這相當(dāng)便宜，但是對我來說這很昂貴。[即時訓(xùn)練]Astoyourabilitytooverfulfillthetarget，Ineverhadtheslightestdoubt.2eq\a\vs4\al(catchfire著火)[典型例句]Thereisathickcoveringofleavesintheforest,whichareveryeasytocatchfire.森林中有厚厚的一層樹葉，它們是非常容易著火的。[思維拓展]catchfire強調(diào)的是動作，不可與表示一段時間的時間狀語連用。onfire強調(diào)的是狀態(tài)，可與表示一段時間的時間狀語連用。[即時訓(xùn)練]①Thepapersinthewastepaperbasketcaught_fire(著火).②Thehousehasbeenon_fire(著火)foranhour.3eq\a\vs4\al(inthissense從這種意義上來講)[典型例句]Inthissense,childrenandadultshaveequalrights.從這個意義上說，兒童和大人享有同樣的權(quán)利。[思維拓展]astrongsenseofpurpose/identity/duty明確的目標(biāo)/很強的個性意識/很強的責(zé)任感inasense(＝inoneway)從某種意義上說innosense絕不(放在句首，句子用部分倒裝)makesense有道理；有意義；講得通makesenseofsth.理解；弄懂(不易理解的事物)makenosense無意義；講不通；無道理There'snosenseindoingsth.做某事無意義[即時訓(xùn)練]①Inthissense,personalityistheverysoulofart.②Thissentencedoesn't_make_sense(講不通).考點集訓(xùn)二1．Astohismother,Iknownothingabouther.2．Inthissense,educationandhealthareasisterhood.3.Someofthehousesnearestthebridgewereonfire.eq\o(\s\up1(1),\s\do5())YourlightswilleontheinstantyouenterthedooralongwithyourfavouritemusicorTVprogrammes，andyouwillfindyourdinneralreadypreparedforyou.你一進(jìn)家門，燈就會亮起，還有你最喜歡的音樂或電視節(jié)目會自動播放，而且你會發(fā)現(xiàn)晚餐已為你準(zhǔn)備好了。[句式分析]句中的theinstant(that)起連詞作用，表示時間，意思是“一……就……”，that常省略。Irecognisedhertheinstant(＝assoonas)Isawher.我一眼就認(rèn)出她了。[思維拓展]“一……就……”的表達(dá)方式：eq\b\lc\{\rc\(\a\vs4\al\co1(assoonas,once,immediately/directly/instantly,themoment/thesecond/theinstant/theminute,scarcely/hardly...when...主句常用過去完成時，從句常,用一般過去時,nosooner...than...主句常用過去完成時，從句常用一般,過去時,on/upondoing))ThemomentIgotyourmessage,Ileftforyourhome.我一收到你的信息就去你家了。Wehadhardlysatdownatthetablewhenhecamein.我們剛在桌旁落座，他就進(jìn)來了。[即時訓(xùn)練]①Themomentwegetthemoney，we'llsendtheticket.我們一收到錢就會把票寄出。②Theinstanthefinishedtransferringthepayment，hestartedhavingsecondthoughts.完成轉(zhuǎn)賬付款那一刻，他就開始有了不同的想法。③Nosoonerhadhegothomethanitbegantorain.eq\o(\s\up1(2),\s\do5())Nevertheless，itwilltakesomeyearsbeforemostnewhomesbegintousethisnewtechnology.然而，大多數(shù)新的家庭需要幾年才能開始使用這項新技術(shù)。[句式分析]本句中before引導(dǎo)時間狀語從句。before引導(dǎo)時間狀語從句時可以根據(jù)語境譯作“過了……(時間)才……”“還沒來得及……就……”和“在……之前”。Theywalkedabout30milesbeforetheysawavillage.他們走了大約30英里才看到一個村莊。[思維拓展]before常用句型：(1)“Itwas＋時間段＋before...”意為“過了多久才……”，從句常用一般過去時。(2)“Itwasnotlongbefore...”意為“不久就……”，從句常用一般過去時。(3)“Itwillnotbelongbefore...”意為“不久就會……”，從句常用一般現(xiàn)在時。(4)“Itwillbe＋時間段＋before...”意為“要過多久才……”，從句常用一般現(xiàn)在時。Itwasthreedaysbeforehecameback.過了三天他才回來。Itwasnotlongbeforehegotarise.沒多久他就升了職。Itwon'tbelongbeforehereturnsfromabroad.不久他就會從國外回來。Itwillbetwoyearsbeforemysistergraduatesfromuniversity.我姐姐要過兩年才大學(xué)畢業(yè)。[即時訓(xùn)練]Itwillbetwodaysbeforewegoforapicnic.eq\o(\s\up1(3),\s\do5())(Forexample，thesmarthomecouldcontroltheairconditioningandlightssothatyouwouldnolongerhavetoturnswitchesonandoff，makingyourhomemoreenergy-efficient.例如，智能家居可以控制空調(diào)和燈光，這樣你就不必再打開和關(guān)閉開關(guān)，使你的家更加節(jié)能。[句式分析](1)本句中sothat引導(dǎo)結(jié)果狀語從句，意為“結(jié)果，所以”。sothat還可以引導(dǎo)目的狀語從句，意為“為了，以便于”。Hesatatthecornersothathesurvivedtheaccident.他坐在角落里，所以在事故中逃過一劫。(結(jié)果)TheytakepartintheOlympicGamessothattheycanwingloryfortheirhomeland.他們參加奧運會為的就是給祖國贏得榮譽。(目的)(2)本句中makingyourhomemoreenergy-efficient是現(xiàn)在分詞短語作結(jié)果狀語，表示順理成章的結(jié)果。[思維拓展]sothat引導(dǎo)結(jié)果狀語從句：從句時態(tài)表明動作已經(jīng)發(fā)生。sothat引導(dǎo)目的狀語從句：從句中常有will，would；can，could；may,might等情態(tài)動詞，表明動作尚未發(fā)生。[易混辨析]現(xiàn)在分詞/不定式作結(jié)果狀語非謂語區(qū)別例句現(xiàn)在分詞現(xiàn)在分詞作結(jié)果狀語，常表自然而然的、意料之中的結(jié)果。Treeswereblowndown，blockingroads.樹被刮倒，堵塞了道路。不定式不定式作結(jié)果狀語，常表相反或出乎意料的結(jié)果，含有“沒想到，結(jié)果卻，不料”之意。其前常加only表強調(diào)。Irushedtotheschool，onlytofinditwasSunday.我急忙朝學(xué)校跑去，結(jié)果發(fā)現(xiàn)是星期天。[即時訓(xùn)練]①Let'snotpickthesepeachesuntilthisweekendso_that(以便于)theygetsweetenoughtobeeaten.②Cathyhadquitherjobwhenhersonwasbornsoastostayhomeandraiseherfamily.→Cathyhadqu