高一语法-状语从句.ppt

一 时间状语从句 常见连词 when as while before after since till until assoonas hardly when nosooner thanonce一旦常见名词短语 themoment theminute each every time nexttime thelast firsttime 副词 directly instantly immediately注意 1 when表示 当 时候 突然 这时 Itwasaboutfouro clockwhenlfinishedwritingthereport Iwasabouttoleavewhensomeonewasknockingatmydoor 2 as强调 同一时间 一先一后 随着 As1washavingbreakfast Iheardthedoorbellring 注意as表 随着 与with区别 Asthedaywenton theweathergotevencold Withthedaygoingon theweathergotevencold 3 while强调在做 的过程中 有时可表示并列对比 意思为 然而 WhileIwaswaitingforabus Ireadanovel Whileladmitthatthereareproblems Idon tagreethattheycannotbesolved 4 until till 直到 Istayedupuntilitwas3am Notuntilhismothercalleddidhegetup 不倒装为Hedidn tgetupuntilhismothercalled Itwasnotuntilhismothercalledthathegotup notuntil的强调结构为itis wasnotuntil that 此时不倒装 练习 Hedidn tcomebackuntilitwasdark Notuntilitwasdarkdidhecomeback Itwasnotuntilitwasdarkthathecameback 5 before句型Itwon tbelongbeforesb doessth 不用多久某人就会Itwillbelongbeforesb does要过很久某人才会ltwaslongbeforesb didsth 过很久某人才做Itwillbe 一段时间 beforesb does某人要过多长时间才做Itwas 一段时间 beforesb didsth某人过了多长时间才做Itwillbethreeyearsbeforehegraduates Hehadappliedthejobthreetimesbeforehewasfinallyaccepted 练习 1 Itwasfouryears shegraduatedfromthefamousuniversity A sinceB thatC whenD before 2 MarycametoFrancein1940anditwasn tlong shebecameaFrenchcitizen A whileB beforeC sinceD when 3 twodayslater didwehearabouthisillness A Itwasuntil thatB Notuntil CItwasnotuntil thatD Notuntil when D B B 6 表示 一 就 的连词有 assoonas instantly immediately directly presently themoment minute instantIwillgiveyouanswerimmediatelyI vefinishedreadingyourreport Themachinewillstartinstantly themomentyoupressthebutton 7 since 自从 句型Itis hasbeen 一段时间 sincesb didsth 自从某人做某事已经多久了Itisthreeyearssincelmovedhere 我搬到这儿来已经3年了 8 sb hadhardlydonesth whensb didsthsb hadnosoonerdonesth thansb didsth 刚 就 注意部分倒装形式Hehadnosoonergottothelabthanhesetouttodotheexperiment该句倒装结构为 Nosoonerhadhegottothelabthanhesetouttodotheexperiment OR Hardlyhadhegottothelabwhenhesetouttodotheexperiment 多数情况下都是主倒从不倒 9 当从句的主语与主句的主语一致 谓语动词又是be动词时 从句主语和be可以省略 常适用与时间 条件 让步从句 When youare introuble askmeforhelp When Iam sleeping Icannervehearanything 练习 1 throughthefield thewildflowersprovideaninterestingsubjecttostudy A WhilewalkingB HavingwalkedC AsonewalksD Whenonehaswalked 2 Whilereadingthemagazine A acolorfuladvertisementcaughtmyeyesB MyattentionwasattractedbyanadvertisementC IwasattractedbyacolorfuladvertisementD Whatattractedmyeyeswasacolorfuladvertisement 3 someoneswitchedontheradio A HavingdonemyhomeworkB WhileIwasdoingmyhomeworkC DuringdoingmyhomeworkD Doingmyhomework C C B 二 条件状语从句 常见连词 unless if not onconditionthat 在 条件下 providing providedthat 以 为条件 假如 supposing supposethat 假如 如果 要是 as so longas 只要 incase 万一 as so faras就 而言Aslongasyoupromisetokeepitwell Iwilllendthebooktoyou Supposing SupposethatIdon tagreetoyourplan whatwillyoudo Incasemyunclecomes shouldcome pleasetellhimtowaitamoment Thedoctorwouldallowhimtogohomeonconditionthatheremainedinbed AsfarasIknow theyliveinthesameneighbourhood 注意 OnlyifyoupracticeEnglishmoreoften areyouabletocommunicatewithforeigners 只要 if主句要部分倒装 IfonlyfewpeoplehadbeenkilledintheIraqiwar 但愿 wish要用虚拟 三 原因状语从句常见连词为 becausesince 既然 对方已知 无需说明的原因 as seeingthat 既然 nowthat 既然 consideringthat 考虑到 inthat 因为 notthat butthat forthereasonthat becauseof owingto dueto onaccountofthefactthat 1 because as since forbecause 语气最强 有必然的因果关系 从句常位于句末 可以回答why 有强调句型 itisbecause that ItwasbecausehemissedthetraintoLondonyesterdaythatyoucouldn thavemethimthere since比as正式 表间接的 已知的原因 自然的结果 从句常位于句首 不能回答why且无强调句型seeingthat nowthat sinceSince astheweatherissobad wehavetodelayourjourney for并列连词 常位于句末 对前一句的推测 猜测 分句中常有mustbe musthavedone Itmusthaverainedlastnight forthegroundiswetnow because since as不能与so连用 但可以与副词hence consequently therefore连用2 consideringthat 考虑到 Consideringthathehasbeenhereonlyforhalfayear hedoeswellinhisjob 3 Inthat因为Humanbeingsaresuperiortoanimalsinthattheycanuselanguagesastoolstocommunicate 四 地点状语从句常见连词 where wherever anywhere everywhere注意where wherever引导的地点状语从句和定语从句之间的转换Theyounggenerationsarewillingtogowherevertheyareneededaftergraduation 转换为Theyounggenerationsarewillingtogotoanyplacewheretheyareneededaftergraduation 该结构中的where为定语从句的关系副词又如IwillgowhereIamneededmost 转换为totheplacewhere 五 让步状语从句常见连词 although though as evenif though whether or 无论是 还是 whatever whenever wherever whoever however 无论多么 nomatterhow what who where等1 请思考 manytimes buthestillcouldn tknowhowtousethecomputer A HavingbeentoldB ThoughhehadbeenC HewastoldD Havingtold C although though与yet still连用 不能和but用 2 请思考 IhaveneverseenanyonewhoisascapableasJohn A AslongasIhavetraveledB AsIhavetraveledsomuchC NowthatIhavetraveledsomuchD MuchasIhavetraveled3 whatever however用法区别 whatever修饰名词 however修饰形容词 副词 均无需倒装Howevermuchthewatchcosts itwillbeworthit Howeverworriedhewasabouthisson hecontinuedhisworkuntildaybreak Whateverjobyoudo youmustberesponsibleforit whatever 4 whetheryoubelieveitornot itistrue D adj v n adv as though 主语 谓语Childas thoughheis heisveryeagerforsuccessTiredasheis hegoesonwithhiswork 但although无倒装结构 六 目的状语从句常见连词 sothat that inorderthat lest incase forfearthat 以免 以防 Ididn tmentiontheliar snamelest forfearthat incasehe should bescolded 从句常用虚拟结构shoulddo You dbetterleavethekeyathomeincaseoneofusshouldthinkof thinksofcomingback 七 结果状语从句常见连词 sothat so that such that that 注意 1 so that such that 区别 suchacleverboythat socleveraboythat suchfineweatherthat solittle few much many n that Iwonderwhysuchlittlebirdseatsomanyinsects Theyaresuchhard workingstudentsthattheyhavealreadymadesomuchprogresssincetheycame 2 so such that 改为部分倒装ThemarkwassosmallthatIcouldhardlyseeit SosmallwasthemarkthatIcouldhardlyseeit 练习 Theworkersfinishedtheirworksoquicklythattheyweregivenabonus Soquicklydidtheworkersfinishthe