2024年译林牛津版高中英语选修9课件：U3+Grammar+and+usage.pptVIP

Unit3

Grammarandusage;Objectives;语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出语言规则和语法规律。;Canyoutellwhatthefollowingsentencesexpress?

BeforetheRevolution,therehadbeengreatunrestinFrancebecausepeoplehadnofreedomandweresufferingfromhunger.

Bluestandsforlibertyandjustice,whilewhiterepresentspeaceandhonesty.

WhentheAmericansobjectedtothis,theBritishwouldnotcompromise.;InasalutetotheFrenchandtheirrevolution,manycountrieshavechosentousethesamecoloursintheirflagsastheFrenchdid.

Eventhoughtheylivedincolonies,theAmericanshadbeenusedtoautonomousruleandlowtaxes.

Themostcommononeisthatredstandsforblood,orthingsthatarephysical,whilewhiterepresentsthespiritual.;状语从句（AdverbialClause）状语从句指句子用作状语时，起副词作用的句子。它可以修饰谓语、非谓语动词、定语、状语或整个句子。根据其作用可分为时间、地点、原因、条件、目的、结果、让步、方式和比较等从句。状语从句一般由连词(从属连词)引导，也可以由词组引起。从句位于句首或句中时通常用逗号与主句隔开，位于句尾时可以不用逗号隔开。;时间状语从句(adverbialclausesoftime)

Adverbialclausesoftimecanbeintroducedbywhen,while,as,before,after,until,till,bythetime,etc：

Whenwelivedintownweoftenwenttothetheatre.

Aftershegotmarried,shechangedcompletely.

Wemuststrikewhiletheironishot.

ItwasalongtimebeforeIgottosleepagain.

Asthesunrosethefogdispersed.;Ihaven’theardfromhimsinceheleft.

Whenevershehadacold,sheateonlyfruit.

OnceyouhavelearnedSpanish,youwillfindItalianeasy.

Sometimes,adverbialclausesoftimecanbeintroducedbyanounornounphrase.

Everytime/EachtimeIlistentomusicI’llthinkofit.

Icameimmediatelyyoucalled.

ThemomentIheardthenews,Ihurriedtothespot.;地点状语从句(adverbialclausesofplace)

Anadverbialclauseofplaceisusuallyintroducedbywhere,wherever,anywhere,everywhere：

ThechurchwasbuiltwheretherehadoncebeenaRomantemple.

Youcancampwhereveryoulikethesedays.

I’lltakeyouanywhereyoulike.

EverywhereIgo,Ifindthesamething.;原因状语从句