因果狀語從句

原因狀語從句Adverbialclauseofcause/reason原因狀語從句常用的從屬連詞和短語有：because,as,since,nowthat,forthereasonthat...例如：Shegotthejobbecauseshewasthebestone.

Asshehasnocar,shehastocallataxi.

Sinceyouhavecome,youhadbetterstayhere.

Nowthatyouhavefinishedyourwork,youmayleavenow.Idon'tlikethegirlforthereasonthatsheistooselfish.Payattention:中文中有“因?yàn)椤浴钡慕Y(jié)構(gòu)，但英文中的because,as或者since,不能和so同時(shí)使用。Becauseitwasrainingheavily,sotheydidn'tgoouttoplay.(錯(cuò)誤)——>>Becauseitwasrainingheavily,theydidn'tgoouttoplay.(正確)——>>Itwasrainingheavily,sotheydidn'tgoouttoplay.(正確)Becauseshewascareless,soshefailed.(錯(cuò)誤)——>>Shefailedbecauseshewascareless.(正確)——>>Shewascarelesssoshefailed.(正確)辨析1."because“引導(dǎo)的原因狀語從句可以放在句首，"for"不可以。2."for"表示原因語氣較弱，有補(bǔ)充說明的含義。3.“because"是對(duì)事實(shí)作出的解釋，但"for"則為說話者的推斷和預(yù)測(cè)提供理由。4."because"語氣最強(qiáng)，"since"其次，"as"稍弱。結(jié)果狀語從句結(jié)果狀語從句常用的從屬連詞有：sothat,so...that,such...that等例句：Heslammedthedoor,sothatheawokeeveryone.IalwayswritesocarefullythatImakemymeaningclear.Shegotsuchafrightthatshelosthersenses.so...that和such...that的比較so后面跟形容詞或副詞，such后面跟名詞"such+a+形容詞+可數(shù)名詞單數(shù)”——>>"so+形容詞+a+可數(shù)名詞單數(shù)"如果"such"后面的名詞是可數(shù)名詞復(fù)數(shù)或不可數(shù)名詞，不能轉(zhuǎn)換為"so"結(jié)構(gòu)。"so"還可以與"many,much,little,few"構(gòu)成固定搭配，此時(shí)不能用"such"結(jié)構(gòu)。so...that和sothat的比較so...that引導(dǎo)結(jié)果狀語從句，sothat除了引導(dǎo)結(jié)果狀語從句，還可以引導(dǎo)目的狀語從句。exercise1：()1.It‘sgoingtorain________theskyhasbecomedarker.A.forB.sinceC.becauseD.as()2.Ididn'tgotoschoolyesterday________Iwasill.A.butB.becauseC.evenifD.though把從句簡(jiǎn)化為becauseof結(jié)構(gòu)：1.Helayinbedbecausehehadcaughtabadcold.2.Hecouldn'twalkbecausehislegwasbroken.3.Icamebackbecauseitwasraining.4.Theystayedinbecausetheweatherwasbad.ABHelayinbedbecauseofabadcold.Hecouldn'twalkbecauseof

hisbrokenleg.Icamebackbecaueoftherain.Theystayedinbecauseof

thebadweather.exercise2:一．根據(jù)句意，用so或such填空。1.Theboyis_____youngthathecan'tgotoschool.2.Hetoldus_______afunnystorythatwealllaughed.3.Hehas____fewbookstoreadthathehastoborrowsomebooksfromthelibrary.4.Itis_____atallbuildingthatIcan'tseeitstop.5.Thegirlshad_____highafeverthatshenearlydiedlastweek.6.Theyare_____cleverchildrenthatalltheteacherslovethem.sosuchsosuchsosuch()1.Theteachertoldus_______funnystory________wealllaughed.

A.sucha,thatB.such,thatC.soa,thatD.so,that()2.Theheadmasterspokeslowly_________wecouldunderstandhim.

A.suchthatB.becauseC.sothatD.when