原因狀語從句市公開課一等獎(jiǎng)省名師優(yōu)質(zhì)課賽課一等獎(jiǎng)?wù)n件

原因狀語從句

概念表示主句動(dòng)作發(fā)生原因句子Mymoyherdoesn'tgotoworkbecausesheisill.As(因?yàn)?wehavenomoney,wecan'tbuyit.Nowthat

（既然）youarehere,you'dbetterstayhere.區(qū)分because，as,since,forbecause,表直接原因，語氣最強(qiáng)，放主句前后都可，?；卮饂hy引導(dǎo)問句

Theywenttoschoolbybusbecauseitwascheap.since

表示已知，顯然理由或原因，意思是既然，較正式，語氣比because弱Sinceyoudon'ttrusthim,youshouldnotemploy(雇傭)him.as

附帶說明雙方已知原因，語氣比since弱，位置靈活

Asitisdark,you'dbetternotgoout.for

表示不知道原因，語氣最弱，位于主句之后，對(duì)前面內(nèi)容進(jìn)行補(bǔ)充及解釋說明

Mr.Greenmustbeill,forheisabsent(沒出席)today.注意三個(gè)問題1，because和so不能連用，二者只能出現(xiàn)其一Becausesheisill，mymoyherdoesn'tgotowork.Sheisill，somymoyherdoesn'tgotowork.2,because和becauseof區(qū)分及轉(zhuǎn)換

because+句子

becauseof+名詞\代詞\動(dòng)詞ingHecan'tcomebecausetheweatherisbad.Hecan'tcomebecauseofthebadweather.Ⅰ.用because或becauseof填空1.Istudyhard________Iwanttobeateacherinthefuture.2.________heistired,hedoesnotwanttogoshoppingwithus.3.Youlaughloudly________this?4.Thematchwasputoff__________theheavyrain.5._____________thestorm,hedidn'tgothere.Ⅱ.單項(xiàng)選擇(

)1—Ilikerain________itmakesmefeelcoolandrelaxed.—SodoI.A．or

B.soC.butD.because(

)2.Ididn'taccepthishelp________Iwantedtotryitmyself.A.becauseB.thoughC.untilD.unlessD

A

單元語法聚焦四

(

)3.ThetrafficpolicemantookawayJim'sdriver'slicense________hebrokethetrafficrulesofdrunkdriving.A.thoughB.becauseC.tillD.and(

)4.Rulesarehelpfultous，________wehavetofollowthem.A.soB.butC．orD.becauseB

A

單元語法聚焦四

(

)5.________heexerciseseveryday,________heisveryhealthy.A.Because;soB.Because;thoughC.Because;/D.Though;/(

)6.Wehavetoputoff________oursportsmeeting________thebadweather.A．hold;becauseB．hold,becauseofC．holding;becauseD．holding;becauseofC

D

單元語法聚焦四1.Hehastogetupearly____thebadweather.A.because B.so C.becauseof D.asaresult2.Hedidn’tstudyhard___hefailedtheexam.A.for B.as C.because D.so3.Theyarrived___theairportat8:00thismorning?A.at B.to C.in D.on4.MyclassmatesandIhad____funintheschooltrip.A.lotsof B.alot C.many D.fewCDAA

(

)7.—Whydoyoulikeyourhistoryteacher?—________heisveryfriendlyandkindtous.A．BecauseB．WhenC．ButD．What(

)8.Someofthestudentsarenear-sighted________theyspendtoomuchtimewatchingTVorplayingonlinegames.A．whenB．thoughC．becauseD．unlessA

C

單元語法聚焦四9.Hehastogetupearly____thebadweather.A.because B.so C.becauseof D.asaresult10.Hedidn’tstudyhard___hefailedtheexam.A.for B.as C.because D.so11.Theyarrived___theairpo