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Unit2Fitforlife(主题语境:人与自我——生活与学习)-2-1.ifso如果是这样的话[教材原句]Haveyoueverseenadoctor?Ifso,whathappened?你曾经看过医生吗?如果看过的话,发生了什么事?(P17)语境巧练完成句子①Ifnot(要是不行),letmeknowwhattimesuitsyoubest.②Ifso(要是这样),comeearlytothetalkbyJulesSkye,asuccessfulrecordproducer.③Sheseldom,ifever(如果去过),goestothecinema.④Lastbutnotleast,youmayalsotellyourproblemtoyourteachersandfriendsifnecessary(如果有必要).-3-考点必记ifso“如果是这样的话”,是if引导的条件状语从句的省略形式,其反义表达为ifnot(如果不这样的话)。(1)ifever如果有过的话(2)ifany如果有的话(3)ifpossible如果有可能(4)ifnecessary如果有必要-4-2.itislikelythat...很可能……[教材原句]Ifyouopenupanymedicinecupboardorgotoanymedicinecounterintheworld,itislikelythatyouwillfindaspirinandpenicillin.倘若你打开世界上任何一个药柜或去任何一家药店的柜台,都很有可能找到阿司匹林和青霉素。(P18)-5-语境巧练单句填空①Whoismorelikelytoget(get)thejob?②Itwillbelikelytosnowtonight.完成句子③However,itislikelythat(很有可能)NativeAmericanswerelivinginCaliforniaatleastfifteenthousandyearsago.④Youarelikelytosufferfrombadhealthifyoukeepsmoking.=Itislikelythatyouwillsufferfrombadhealthifyoukeepsmoking.-6-考点必记Itislikelythat...“很可能……”,此句型可转化为:Sb/Sthislikelytodo...“某人/某物可能……”。注意:likely,possible和probable都表示“可能”,但只有likely能用人做主语。常用于以下结构:Itispossiblethatsb...(possible)Sbislikelytodo.../Itislikelythatsb...(likely)Itisprobablethatsb...(probable)-7-3.连系动词用主动表被动[教材原句]Bothofthesemedicineshavesavedmillionsofpeople’slivesandhaveprovedbeneficialtomankindsincetheywereinvented.自从这两种药被发明以来,它们已挽救了数百万人的性命,并已证实对人类有益。(P18)语境巧练完成句子①Buthearguedthatthisdidnotprove(并不证明)parentalinvolvementwastherootcauseofthatsuccess.②Intheweeksthatfollowed,thesolutionwhichhadcomeupinmyunconsciousmindprovedcorrect(证明是正确的)ateverystep.-8-③Buthere,too,Andersonnotesthatnostudieshaveprovedit(证明它)sofar.④Canitbeproved(能证明)thatshedidcommittheoffences?⑤Thebookwon’tshut(关不上).⑥Thebooksellsquickly(销售得快).⑦Thesentencesreadclearly(读起来很清楚).⑧Thehouseneedsrepairing(需要维修)immediately.⑨Whoistoblame(受责备),TomorKate?⑩Theplaceisworthvisiting(值得参观)again.-9-考点必记(1)连系动词用主动表被动:尤其是表示“……起来”的系动词,如sound(听起来),taste(尝起来),smell(闻起来),feel(摸起来),look/seem(看起来)等,尽管它的汉语意思含有被动意味,但英语却要用主动形式表示被动含义。(2)某些不及物动词用主动表被动:用作不及物动词的open,close,shut,read,write,translate,wash,clean,lock,sell,wear,cut,cook等,当主语是物,且因该事物本身具有某一固有特点使得谓语动词能以某种方式得以实现或难以实现时,用主动形式表示被动含义。(3)关于let,blame:不定式toblame,tolet等做表语时,用主动表示被动。(4)几个表示“需要”的动词:在表示“(某物)需要”的need,want,require等后的动词-ing形式用主动表示被动含义。(5)关于beworthdoingsth:在beworth后的动词的-ing形式用主动表示被动。-10-4.beneficialadj.有益的,有用的[教材原句]Bothofthesemedicineshavesavedmillionsofpeople’slivesandhaveprovedbeneficialtomankindsincetheywereinvented.自从这两种药被发明以来,它们已挽救了数百万人的性命,并已证实对人类有益。(P18)语境巧练单句填空①Thisnewrailwaybenefitsthisareainmanyways.Itisbeneficialtothepeoplelivinginthisarea.Forthebenefitofmorepeople,weshouldbuildmorerailways.(benefit)②Chinahasbeenpushingthereformofpublichospitalsforthebenefitofallitscitizens.③Thenewregulationswillbeofbenefittoeveryoneconcerned.-11-考点必记(1)bebeneficialto...对……有用/有好处/有益(2)benefitvt.使受益vi.得益于n.益处benefitsb/sth对某人/某物有益benefitfrom/by...从……中获得益处beofbenefitto...对……有益forsb’sbenefit为了某人的利益forthebenefitofsb为了某人的利益-12-5.possessvt.拥有,具有[教材原句]Nearly3,500yearsago,peoplechewedonleavesordrankakindofteamadefromleavespossessingaspecialchemicaltoreducebodypainsandfever.将近3500年前,人们咀嚼一种含有特殊化学物质的树叶或饮用这种树叶制成的茶,以减轻身体疼痛和退烧。(P18)语境巧练单句填空①Asarichbusinessman,hewasthoughttopossesslotsofpossessions.(possess)②Shewasfoundinpossessionofdangerousdrugs.完成句子③Happinessisnotwishingforwhatwedon’thave,butenjoyingwhatwedopossess(我们确实拥有的).-13-考点必记(1)bepossessedof拥有(2)possessionn.具有;(常用复数)个人财产;属地takepossessionof(表示动作)占有inpossessionof(表示主动和状态)占有inthepossessionof(表示被动和状态)被……占有-14-6.vitaladj.对……极重要的,必不可少的[教材原句]Notonlyhasaspirinprovedvitalforreducingfeverandhelpingstoppain,buttherearealsootherthingsthataspirincanhelpwith.阿司匹林不仅被证明对于退烧和止痛必不可少,而且还有其他用途。(P18)语境巧练单句填空①Theportisvitalto/forthesupplyofrelieftomillionsofdroughtvictims.②Itisvitalthatschools(should)teach(teach)studentstostudyontheirown.③Thewaywechoosetobringupchildrenisvitally(vital)important.-15-考点必记(1)bevitalfor/tosth对某事来说必不可少,极其重要It’svitalthat对……来说必不可少,极其重要(注意从句使用虚拟语气,即should+v.原形,should可以省略)(2)vitallyadv.极其;生死攸关地-16-7.potentialn.潜力[教材原句]LawrenceCraven,adoctorfromtheUSA,introducedtheideain1953thataspirinhadthepotentialtoreducetheriskofheartattacks,becauseithelpedthebloodcirculatebetter.美国一位医生劳伦斯·克雷文在1953年提出一个观点,即阿司匹林可能有助于降低心脏病发作的风险,因为它能改善血液循环。(P18)语境巧练完成句子①Hehasthepotentialtobecomeaworld-classmusician(有成为顶级音乐家的潜能).②Shebelievesthatworkinginthiswaycanhelptoachieve/realizeherfullpotential(有助于充分发挥她的潜力).③YoushouldbelievethatthestudentshavegreatpotentialforlearningEnglishwell(有学好英语的巨大潜能).-17-考点必记havethepotentialtodosth有做某事的潜力thepotentialfor(doing)sth(做)某事的可能性/潜力achieve/realizeone’s(full)potential(充分)发挥某人的潜力写作佳句Buthoweverlongittakes,thetechnologyhasthepotentialtochangeourtransportationsystemsandourcities...(2018·北京卷,阅读理解)不管需要多久,这种科学技术有改变我们的运输系统和城市的潜力……-18-8.astonishvt.使十分惊讶,使吃惊[教材原句]Itastonishedhimtoseethebacteriasurroundingthemoulddead,whichmeantthatthemouldhadkilledthem.使他十分惊讶的是,他看到这种霉周围的细菌都死了,这意味着是这种霉杀死了它们。(P19)-19-语境巧练单句填空①Weareastonishedat/bywhatyouhavedone.②Toourastonishment(astonish),hefailedinthedri