状语从句（模块库）

条件状语从句连词用法例句if意为：“如果”Difficultiesarenothingifwearenotafraidofthem.unless意为：“如果不；除非”，unless和if…not同义，通常二者可以换用。Weshallgotheretomorrowunlessitrains.=Weshallgotheretomorrowifitdoesn’train.aslongas意为：“只要”Aslongasyouworkhard,youwillsucceed.时间状语从句连词用法例句when1.意为：“当…时”,从句的动词可用延续性动词，也可用非延续性动词2.意为“这时”或“在那时”WhenIcameintotheroom,hewaswritingaletter.IwaswalkingalongthestreetwhensuddenlyTompattedmeontheshoulder.while1.意为：“在某一段时间里”，“在…期间”；while引导的动作必须是持续性的Whileitwasraining,theywentout.as1.意为：“一边...一边”，引导持续性动作，强调主句和从句的动作同时发生2.意为“随着”Hehurriedhome,lookingbehindashewent.Astimegoesby,IlikeChinabetter.before意为：“在…之前,才,就”Beapupilbeforeyoubeeateacher.IfinishedmytaskbeforeIwenthome.after意为：“在…之后”Hearrivedafterthegamestarted.tilluntil1.若主句动词是持续性动作，常用肯定式，表示“直到…为止”2.若主句动词是瞬间动词，要用否定式not…until表示“直…才”Wewaitedtill/untilhecameback.Shedidn'tstopworkinguntileleveno'clock.Notuntileleveno'clockdidshestopworking.since1.意为：“自从…以来”，主句常用现在完成时，从句用一般过去时2.it’s+时间+since从句GreatchangeshavetakenplaceinChinasince1978.Shehastaughtinthisschoolsinceshecametothiscityin1989.It’sthreeyearssinceshecametothiscity.assoonas意为：“一…就”AssoonasIarriveinShanghai,I’llwritetoyou.让步状语从句连词用法例句thoughalthough意为：“虽然”，不能再用but，但可以与yet或still连用。though/although意义相同，前者通俗、口语化，后者正式多放主句的前面。Although/Thoughhewasoversixty,(yet)hebegantolearnFrench.Wewerenottiredthough/althoughwehadworkedallday.evenifeventhough意为：“即使”多用于书面语中。I’llgoevenif/thoughitrainstomorrow.as意为：“即使，尽管”，as引出的状语从句多用于书面语，且从句常放在句首，语序部分倒装。Childasheis,heknowsalot.Coldasitis,thechildrenplayoutdoors.=Thoughitiscold,thechildrenplayoutdoors.nomatterwho/what/when/how…nomatter+特殊疑问词与whever引导的让步状语从句意义基本一样，意为“无论…”，whever不只可以引导让步状语从句，还可以引导名词性从句，而nomatterwh只能引导让步状语从句。Doitnomatterwhatotherssay.Nomatterhowbusyhewas,hestudiedEnglisheveryday.Whateverhappens,weshallnotloseheart.Whoeveres,hewillbeglad.whever(whateverwhoever…)结果状语从句连词用法例句so…that意为：“如此…以至于…”，常见结构如下：so+adj./adv.+that…so+many/few(+可数名词复数)+that…so+much/little(+不可数名词)+that…so+adj.+a/an+可数名词单数Hewassogladthathecouldn’tsayaword.Motherlivessofarawaythatwehardlyeverseeher.Soonthereweresomanydeerthattheyateupallthewildroses.Hehassolittletimethathecan’tgotothecinemawithyou.Itissointerestinganovelthatallofuswanttoreadit.such…that意为：“如此…以至于…”，常见结构如下：such+a/an+adj.+可数名词单数+thatsuch+adj.+可数名词复数+thatsuch+adj.+不可数名词+thatItissuchaninterestingnovelthatallofuswanttoreadit.Hegavesuchimportantreasonsthathewasexcused.Hemadesuchrapidprogressthathedidverywellinthemidterm.such…that与so…that的区别：名用such，形、副so，多多少少也用so。原因状语从句连词用法例句becausebecause用来回答why的问题，语气最强一般放在主句之后IwaslateyesterdaybecauseIwasill.sincesince表示既然或全已知的理由，稍加分析即可表明的原因，多放句首Sinceeveryoneishere,let’sbeginourmeeting.as从句常放在句首，说明次要的原因，主句说明结果，常用于口语中Ashedidn’tknowmuchEnglish,helookedupthewordinthedictionary.forfor连接的是并列句Itmusthaverainedlastnight,forthegroundisstillwet.【注】because,as,since,for不能与so同时使用目的状语从句连词用法例句sothatinorderthat意为：“以便；为了”状语从句中常用情态动词may/might/can/等放在动词之前，从句往往放在主句之后，主从句之间不用任何标点符号。注意sothat和inorderthat的转换。IshallwritedownyourtelephonenumbersothatImaynotforget.Theyworkedharderthanusualinorderthattheycouldfinishtheworkaheadoftime.方式状语从句连词用法例句asif/asthough意为：“仿佛……似的”从句中的谓语多用虚拟语气，表示与事实相反。Hebehavedasif/asthoughnothinghadhappened.as(just)as…so…意为：“正如……，就像……”.as引导的从句通常位于主句后。Alwaysdotheothersasyouwouldbedoneby.Justaswesweepourrooms,soweshouldsweepbackwardideasfromourminds.地点状语从句连词用法例句wherewhereverwhere意为：“在……的地方”wherever意为：“无论在哪里”where与wherever意义基本相同，但后者语气较强，多用于书面语。Wherethereiswater,thereislife.Whereveryougo,youmustobeythelaw.比较状语从句连词用法例句as…asnotso/as…asas…as意为：“和…一样”，notso/as…as意为：“和…不一样”，在实际运用中，常常省略与主句部分相同的词Hewritesascarefullyashissister(writes/does).比较级+than意为：“…比…”Theear