狀語從句課件-2024屆高考英語一輪復(fù)習(xí)

狀語從句狀語是句子中的一個重要附屬成分，從情況、時間、處所、方式、條件、對象、肯定、否定、范圍和程度等方面對謂語中心詞進(jìn)行修飾、限制。狀語從句（副詞性從句）是在句子中做狀語的，起副詞作用的從句。狀語從句可以修飾謂語、非謂語動詞、定語、狀語或整個句子。概念分類狀語從句時間狀語從句條件狀語從句讓步狀語從句結(jié)果狀語從句原因狀語從句地點(diǎn)狀語從句目的狀語從句方式狀語從句比較狀語從句時間狀語從句1.when,while,as引導(dǎo)的時間狀語從句when引導(dǎo)的從句動作與主句動作可以同時發(fā)生也可以先后發(fā)生，動詞可用延續(xù)性也可用非延續(xù)性

Iwasreadingabookwhenheenteredtheroom.Iknockedaboywhenhepassedby.HealwaysbothersmewhenIamworking.時間狀語從句while引導(dǎo)的從句動作與主句動作同時發(fā)生，動詞用延續(xù)性

Iwasreadingabookwhilehewasdoinghishomework.as強(qiáng)調(diào)主從句動作相伴發(fā)生，“一邊...一邊...;隨著...”

Astimegoeson,hewillunderstand.WewatchTVasweeat.2.before,since引導(dǎo)的時間狀語從句

before：在...之前，才，不久

?？季湫停?/p>

a.Itwill(not)be+時間段+before...“要過多久...才/過不了多久...就”Itwillbealongtimebeforetheprofessorfinisheshisdictionary.Itwon’tbealongtimebeforehecomesback.時間狀語從句b.Itwasnotlongbefore...“不久就...”

Itwasnotlongbeforehetoldmethetruth.c.Itwas+時間段+before...“過了...才...”

Itwastwoyearsbeforewemetagain.時間狀語從句時間狀語從句since：自從...,...以來

Itis/has+一段時間+since...（一般過去時）“自從...已經(jīng)過了...”

IthasbeenfiveyearssinceIcametothetown.

ItisamonthsinceIbegantostudyGerman.3.表示“一...就...”的單詞短語引導(dǎo)的時間狀語從句a.assoonas:主將從現(xiàn)/主從都用一般過去時

Assoonashecomes,wewillsetoutforShanghai.b.themoment,theminute,theinstantIwantedtocallathimtheminute/second/instanthearrived.c.immediately,directlyWe'llcomedirectlywehavefinishedthework.d.hardly/scarely...when...,nosooner...than...（主句過完，從句一過）Shehadhardlyhadtimetositwhenthephonerangagain.時間狀語從句時間狀語從句4.until/till引導(dǎo)的時間狀語從句

a.until/till用于肯定句時，主句謂語動詞用延續(xù)性Iwillwaitforyouuntil/tillyoucometoseeme.b.until/till用于否定句時，主句謂語動詞可用延續(xù)性或非延續(xù)性Ididn’tgotobedunitIfinishedmyhomework.c.notunit位于句首，主句部分倒裝

NotuntilTomcameindidwestoptalking.條件狀語從句常考引導(dǎo)詞:if,unless,solongas,incase,onlyif,onconditionthat...

Supposehecan'tcome,whowilldothework?Themeetingwouldbeputoffincaseitshouldrain.時態(tài)：主將從現(xiàn)IwillgotohospitalifIamfreetomorrow.Shewasallowedtogobackonconditionthatshewouldsleep.讓步狀語從句?？家龑?dǎo)詞although,though:盡管，可與yet,still,nevertheless連用，不能和but連用

Thoughheseemshappy,yetheisworried.Hesayshe'llpay,thoughIdon'tthinkhewill.as：

從句倒裝Successfulasheis,heisnotproud.while：盡管

Whileheisugly，heissmart.讓步狀語從句?？家龑?dǎo)詞evenif/though

EvenifIamyoung,Icanmanageit.nomatter+疑問詞/疑問詞+ever

Nomatterwhat/Whateverhefaces,hewillnevergiveup.whether...ornot

Whetheryoubelieveitornot，it'strue.結(jié)果狀語從句a.so+形容詞/副詞+that...HerunssofastthatIcan’tcatchupwith.ItissointerestingamoviethatIcan’twaittowatch.b.such+名詞+that...

ItissuchaninterestingmoviethatIcan’twaittowatch.Theyaresuchgoodstudentsthattheteachersalllikethem.原因狀語從句because：回答why的問題，語氣最強(qiáng)

Hecan’tcomebecauseheisill.since/nowthat：既成事實(shí)的原因

Since(nowthat)you'rehere,youcanhelpme.as：雙方都知道的原因，主句說明結(jié)果

Asitwasraining,thematchwascancelled.地點(diǎn)狀語從句常用where/wherever引導(dǎo)，位于主句前，中或后Staywhereyouareanddon’tmove.

Wherethereisawill，thereisaway.

Whereverthereissmoke，thereisfire.目的狀語從句sothat，inorderthat“為了，以便”（從句用情態(tài)動詞）Herunsfastsothathecangetonthefirstbus.

Inorderthathecanfinishthework,hedidn’tsleepforawholenight.forfearthat,incase,“以防”(從句中的謂語動詞用should/might/could+動詞原形)IwillnotmakeanoiseforfearthatIshoulddisturbyou.Hetakesatorchincaseitgetsdarkbeforehereturns．方式狀語從句as“按照”Youshouldwaitinlineasothersdo.HedidasIhadasked.asif/asthough（從句可以虛擬）Theboytalksasifhewereanoldman.Shepausedasifshewaswaitingforhimtospeak.比較狀語從句than“比...”，用形容詞或副詞的比較級