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条件状语从句AdverbialClausesofConditions(1)if,unless（除非ifnot...）eg.________wehaveenoughevidence,wecan’twinthecase.________Iwasincharge,Iwoulddothingsdifferently.(2)onlyif只有，只要eg.Wewillgoonlyifitclearsup./Onlyifitclearsup,__________________Onlyifweworktogether_____________________只有一起努力，我们才能成功。区分：onlyifVs.ifonly_______________________________________eg.IfonlyIwereasuperman./IfonlyIcouldfly./IfonlyIhadtakenhisadviceyesterday.(3)onconditionthat条件是，前提是eg.Youcangooutonconditionthatyouwearanovercoat.Hespoketothereportersonconditionthathewasnotidentified.(4)aslongas/solongas只有，只要eg.Youmayusetheroomaslongasyoucleanitupafterwards.Wecangetthereearlysolongasthechildrenwillcooperate.(5)incase假使，万一eg.Incasewefail,wewon'tloseheart.Wewon’tloseheartincaseoffailure.(6)providing/provided(that);suppose/supposing(that)倘若，假使eg.We'llvisitEuropenextyear,providedthatwehavethemoney.Suppose/Supposing(that)Idon’thaveadayoff,whatshallwedo?让步状语从句AdverbialClausesofConcession引导词“尽管”具体用法总结（1）although句首/句中，不倒装，可与yet/still/nevertheless连用，但不和but连用（2）as句中，倒装adj./n./adv./v.+as+主语+其他（3）though①conj.同although②adv.位于句中或句末“但是”③同as用部分倒装（4）while句首，有时可与although或though互换1)Although/Thoughheisrich,butheisnothappy.(改错)2)Twoheartattacksinayear.Ithasn'tstoppedhimsmoking,__________.3)Good___________heis,hewillneverbethetopofhisclass.(adj.)4)Hard___________heworks,hemakeslittleprogress.（adv.）5)Child___________heis,heknowsalot.(n.是[C]单数时,a/an删去)6)Try___________hemight,hecouldn'tfindajob.(v.原形)7)_________________I'mwillingtohelp,Idon'thavemuchtimeavailable.(5)evenif/though即使eg.Shewon’tattendsuchpartieseventhough/ifsheisinvited.Wewon’tbediscouragedevenif/thoughwefailtentimes.(6)whether…or无论……还是eg.__________theweatherisgoodorbad,theywillsetoffastheyplanned.__________hedrivesortakesthetrain,hewillbehereontime.(7)Whatever,whenever…=nomatterwhat/when…状从eg.Whatever/Nomatterwhatyousay,Iwon’tbelieveyou.________从句Whatevershedidwasright.________从句Whoever/Nomatterwhorings,tellhimI’mout.________从句Giveittowhomeveryoulike.________从句Wherever/Nomatterwherehegoes,I’llgo.________从句Sitwhereveryoulike.________从句注意however,whatever的形式倒装eg.Weshallneversucceed,howevermuchwetry.Howeverfrightenedyoumaybe,youmustremaincalm.Whateverreasonsyougive,Iwillnotforgiveyou._________seriousaproblemyoumayhave,youshouldgatheryourcouragetofacethechallenge._________aseriousproblemyoumayhave,youshouldgatheryourcouragetofacethechallenge.让步/条件状语从句习题单句改错1.IncaseofIforget,pleaseremindmeofmypromise.2.Ifthepolicethoughthewasthemostlikelyone,theycouldn’tarresthimsincetheyhadnoconvincingproof.3.Thoughnotverybig,buttherestaurantispopularinourarea.4.Tiredalthoughhewas,heinsistedonworkingonthefarm.5.Nomatterwhateverhappens,wewillneverlosehope.单句语法填空1.(2018北京)______wedon’tstopclimatechange,manyanimalsandplantsintheworldwillbegone.2.(2018江苏)youcansleepwell,youwilllosetheabilitytofocus,planandstaymotivatedafteroneortwonights.3.(2016浙江)onlineshoppinghaschangedourlife,notallofitseffectshavebeenpositive.4.(2012湖南)_____hardyoutry,itisdifficulttoloseweightwithoutcuttingdowntheamountyoueat.5.Try______hemight,hecouldnotcomeupwithanideaforhismother’sChristmasgift.6.Allpeople,_______theyareoldoryoung,richorpoor,aretryingtheirbesttofightagainstthevirus.单项选择1.(2010湖南)Timisingoodshapephysically_____hedoesn’tgetmuchexercise.A.ifB.eventhoughC.unlessD.aslongas2.(2011辽宁)Nomatterhow_____,itisnotnecessarilylifeless.A.adesertmaybedryB.drymayadesertbeC.mayadesertbedryD.dryadesertmaybe3.(2011陕西)_____allofthemarestrongcandidates,onlyonewillbechosenforthepost.A.SinceB.WhileC.IfD.As4.(2012江苏)One’slifehasvalue_____onebringsvaluetothelifeofothers.A.aslongasB.nomatterhowC.sothatD.exceptthat5.(2013江苏)Intheglobaleconomy,anewdrugforcancer,_____itisdiscovered,willcreatemanyeconomicpossibilitiesaroundtheworld.A.whateverB.whoeverC.whereverD.whichever6.(2013天津)_____small,thecompanyhasabout1,000buyersinover30countries.A.AsB.AlthoughC.IfD.Once7.______yourtasteis,youcanbesatisfiedwiththisnewly-openedrestaurant.A.HoweverB.WhereverC.WheneverD.Whatever8.Wewillcarryonwithit______wecangetenoughmoneyornot.A.unlessB.whetherC.thoughD.until9.(2014湖南)Youwillnevergainsuccess______youarefullydevotedtoyourwork.A.whenB.becauseC.afterD.unless