2024-2025学年新教材高中英语Unit3TheworldmeetsChina突破语法大冲关教用文档教案外研版选择性必修第四册

PAGEUnit3TheworldmeetsChina状语从句状语从句一般分为九种，它们是：时间状语从句；地点状语从句；缘由状语从句；条件状语从句；目的状语从句；结果状语从句；方式状语从句；让步状语从句；比较状语从句。一、时间状语从句；地点状语从句；缘由状语从句；条件状语从句[视察例句]1．WeshouldgowherethePartyneedsusmost.2．ThelasttimeshesawJames，hewaslyinginbed.3．Ifyouseehim，givehimthisnote.4．Itwillnotbelongbeforewemeetagain.5．IhavewrittenhomefourtimessinceIcamehere.6．Nowthateverybodyishere，let'sbeginourmeeting.[归纳用法]1．引导时间状语从句的有：(1)as，after，before，directly，immediately，once，since，till，until，when，while，whenever等连词。(2)assoonas，themoment/minute，everytime，eachtime，nexttime，thefirst/lasttime，anytime，bythetime，theday/year等短语。2．引导地点状语从句的有：where，wherever，everywhere，anywhere等连词。3．引导缘由状语从句的有：because，as，since，nowthat等连词。4．引导条件状语从句的有：if，unless，as/solongas，incase，onconditionthat，provided/providing(that)，supposing/suppose(that)等连词。[名师点津]1．when，while与as引导的时间状语从句的区分连词从句谓语动词用法when持续性动词、非持续性动词从句的动作和主句的动作可以同时发生，也可以先后发生while持续性动词从句的动作与主句的动作同时发生as持续性动词强调主从句动作相伴发生，可译为“一边……一边……；随着”2.before与since的常用句式连词词义常用句式before在……之前，还未……就……；……才……；趁……，还没来得及……(1)Itwill(not)be＋一段时间＋before...“(没有)过……(时间)才(就)……”(2)Itwasnotlongbef­ore...“不久……就……”(3)Itwas＋时间段＋before...“过了……(时间)才……”since自从……以来Itis/hasbeen＋一段时间＋since...(从句用一般过去时)3.until与till引导时间状语从句的区分连词位置用法until可以放在句首not...until可用于强调句型till不行放在句首一般不用于强调句型4.because，as，since，nowthat引导缘由状语从句的区分连词位置内涵语气能否回答why能否被强调because一般放在主句之后干脆因果关系强能能as主句前或后双方都知道的缘由弱不能不能since/nowthat通常位于主句前[即学即练1]单句语法填空①While/WhenIwasreading，hecamein.②You'llbelateunlessyougetupearlier.③TheoldmanaskedLucytomovetoanotherchairbecausehewantedtositnexttohiswife.④Wemustcampwherewecangetwater.二、目的状语从句；结果状语从句；方式状语从句；让步状语从句；比较状语从句[视察例句]1．Althoughhemaybetroubled，healwayspresentsacalmsmilingface.2．Mikeissuchanhonestmanthatweallbelieveinhim.3．Ihavechangeditasyousuggested.4．I'llspeakslowlysothatyoucanmakesenseofwhatIwillsay.5．HerunsfasterthanI(do)．[归纳用法]1．引导目的状语从句的有：sothat，inorderthat，incase，forfearthat等。2．引导结果状语从句的有：sothat，so...that...，such...that...。在非正式语体中，由so...that...，such...that...引导的句子中的that可以省略。3．引导方式状语从句的有：as，asif/though。4．引导让步状语从句的有：although，though，as，while，evenif/though，whether...or(not)，“nomatter＋疑问词”与“疑问词＋­ever”。5．引导比较状语从句的有：as...as，notas/so...as，thesame...as，比较级＋than。[名师点津]1．although引导让步状语从句时，只能用正常语序；though引导让步状语从句时，可用正常语序，也可用倒装语序；as引导让步状语从句时只能用倒装语序，即从句中的表语、状语或动词原形置于句首，若表语是单数名词，前置时要省略冠词。2．although与though都可以与yet，still，nevertheless连用，但不能和but连用。3．while引导让步状语从句时，一般置于句首。4．“疑问词＋­ever”还可以引导名词性从句；“nomatter＋疑问词”只能引导让步状语从句。5．sothat与inorderthat引导目的状语从句时，常与can，could，may，might连用；inorderthat引导的目的状语从句可以置于主句前或后，但sothat引导的从句只能置于主句后。[即学即练2]单句语法填空①Whileallofthemarestrongcandidates，onlyonewillbechosenforthepost.②Andhespeakssoslowlyandstrangelythatittakespatiencetounderstandwhatheissaying.③Theyareworkingonitdayandnightsothattheycanfinishitaheadoftime.④SheistwoyearsolderthanI.⑤Hebehavedasifnothinghadhappened.Ⅰ.单句语法填空1．Youmayusetheroomas/solongasyoucleanitupafterwards.2．HeissosmartaboythatIlikehimverymuch.3．Afterthewar，anewschoolbuildingwasputupwheretherehadoncebeenatheatre.4．Tomissoindependentthatheneveraskshisparents'opinionsunlesshewantstheirsupport.5．Ifwedon'tstopglobalwarming，manyanimalsandplantsintheworldwillbegone.6．Let'snotpickthesepeachesuntilthisweekendsothattheygetsweetenoughtobeeaten.7．Although/Though/Whilebirdsusetheirfeathersforflight，someoftheirfeathersareforotherpurposes.8.Ifyoudon'tunderstandsomething，youmayresearch，study，andtalktootherpeopleuntilyoufigureitout.9.LocatedwheretheBeltmeetstheRoad，JiangsuwillcontributemoretotheBeltandRoadconstruction.10.Overtime，when/asthepopulationgrew，peoplebegancuttingfoodintosmallpiecessoitwouldcookmorequickly.Ⅱ.短文语法填空Parentsandgrandparentsareunderstandablyproudofthequickmindsand1.impressive(impress)talentsoftheirlittleones.Butletmetellyouaboutanotherquality，perhapsevenmoreimportant，2.found(find)inalittlegirlnamedSkylar.Ever3.sinceSkylarlearnedofDisneylandfromTV，shesavedhernickelsanddimesinapiggybankinthehopeofvisitingtheresomeday.4．WhenSkylarreturneditwasChristmastime.Shedecidedtobuypresentswithhersavings，butshealsolearnedfrom5.announcements(announcement)onTVaboutalocalhomelesssheltercalled“TheRoadHouse”．6．OnChristmasEve，sheandherfamilydrovetotheshelter7.whereSkylarpresentedherChristmasboxtoa