【文章內(nèi)容簡介】 。tomorrow.A.isgoingtohaveB.willhaveC.isgoingtobeD.has12.Couldyoutelluswhere____？A.willthenextOlympicGamesheldB.thenextOlympicGameswillbeheldC.wouldthenextOlympicGamesbeheldD.thenextOlympicGameswouldbeheld13.Whenmymotherreturnedlastnight,I____abook.A.readB.amreadingC.wasreadingD.amgoingtoread____you____whenitbegantorain?A.do,doB.were,doingC.are,doingD.did,do15.I’llwakeyouupwhenhe____back.A.willB.isgoingtoeC.esD.e15CDBAD610DAACB1115CBCBCwillcallyouifIe.或IfIe,Iwille.(主將從現(xiàn))如果明天不下雨，我們將去野炊。_____________________________________________Ifyoudropthevase,itfallsintopieces.(主現(xiàn)從現(xiàn))如果你摔花瓶的話，它就會變成碎片。如果你把水冷卻的話，它就會變成冰。_______________________________________________Ifyouhaveanyproblems,pleasecallme.如果你知道答案，請舉手。_______________________________________________，位置和if引導(dǎo)的一樣。Unless=if...not.Ifyoudon39。tstudyhard,youwillnotpasstheexam.=Unlessyoustudyhard,youwillnotpasstheexam.除非你努力工作，否則你不會得到高工資。（highsalary）。___________________________________________________________________________________________________________________結(jié)構(gòu)：祈使句，and/or+從句（and:那么or否則）1.) Workhard,andyouwillgetahighsalary.=Ifyouworkhard,youwillgetahighsalary.2.)Workhard,oryouwillnotgetahighsalary.=Unlessyouworkhard,youwillnotgetahighsalary.=Ifyoudon39。tworkhard,youwillnotgetahighsalary.練習一．在正確的答案下劃一條線。(willgo/go/goes)toEuropeifshe(willpass/pass/passes)theexams.2.Thegraduates(willteach/teach/teaches)inthepoorvillageiftheMinistryofEducation(willagree/agree/agrees)soon.3.Ifthere(willbe/are/is)acaraccident,they(willcall/call/calls)110forhelpatonce.4.Ifit(won’t/don’t/doesn’t/isn’t)rainy,we(willtake/take/takes)walkoutside.5.IfaUFO(willland/land/lands)infrontofme,I(willgo/go/goes)intolookforthealien.6.Ifhe(willhave/have/has)money,he(willbulid/build/builds)asciencelab.3.原因狀語從句A、引導(dǎo)原因狀語從句的連詞原因狀語從句一般由從屬連詞because,as,since，nowthat引導(dǎo)。B、because,as,since和nowthat的區(qū)別：because“因為”，表示直接的原因，語氣最強。1）why提問的句子，必須用because回答。2）because的從句常放在主句之后。3）because不能與so連用。4）because+從句；becauseof+名詞短語ImissedthetrainbecauseIgotuplate.Hewasangrynotbecausewewerelatebutbecausewemadeanoise.Whydidn’theeyesterday?Becausehewasill.because和so不能同用在一個句子里。注意：“not...because”結(jié)構(gòu)中的not否定的是because引導(dǎo)的整個從句，例如：Thecountryisnotstrongbecauseitislarge.國強不在大。as“因為”，語氣較弱，一般放在主句前，中間用逗號隔開，表示的是明顯的原因。Ashewasnotwell,Idecidedtogotherewithouthim.Asitwasraininghard,wehadtobeindoors.since/nowthat“既然”，一般放在主句前，中間用逗號隔開，表示的是明顯的原因或眾所周知的事實。Since/Nowthatthismethoddoesn’twork,let]stryanother.Since/Nowthatyoufeelill,you39。dbetternotgotowork.C、for引導(dǎo)的并列句與原因狀語從句的辨析并列連詞for“因為”，引導(dǎo)的不是從句，而是并列分句，只能放在主句之后，不能放在句首，常用逗號把它和前面的分句隔開。對主句補充說明理由或推斷原因。Itrainedlastnight,forthegroundiswet.Shemusthavegoneoutearly,forshehadnoteforbreakfast.Exercise:一、填入恰當?shù)倪B詞1.Ididn’tgotoschoolyesterday_________Iwasill.2.________everybodyishere,let’sbeginourmeeting.3.________youareinpoorhealth,youshouldnotstayuplate.4.Iaskedhertostaytotea,________Ihadsomethingtotellher.5.________allthepassengersarehere,whydon’twestartatonce?6.Billwon’tmakeanyprogress________hedoesn’tstudyharderthanbefore.7.Hemighthavegonetobed,________thelightwentout.二、改寫句子,保持句意不變1)Theshipchangeditscoursebecausetherewasastorm.Theshipchangeditscourse____________________________.2)Becausehewasill,hedidn’tgotoschool.Hewasill,_______hedidn’tgotoschool.3)Hecouldn39。twalkbecausehislegwasbroken.Hecouldn39。twalk____________his______leg.4)Icamebackbecauseitwasrainingheavily.Icameback____________the______rain.三、回家作業(yè)：一、填入恰當?shù)倪B詞1.______youdonotunderstand,Iwillexplainagain.2.______Janewastheoldestinthisfamily,shehadtolookaftertheothers.3.Hemustbeill,______heisabsenttoday.4.Theteachermustbestrictwithyou______theywantyoutomakegreatprogress.5._____yourfatheriswellagain,younolongerhaveanythingtoworryabout.6.Thedaybreaks,_____thebirdsaresinging.7.______youareill,you’dbettergotoseethedoctor.8.______shewaslateforclass,shehadtosaysorry.二、選擇恰當?shù)拇鸢?.Themancan’tgetonthebus______thereisnoroomonit.A.thoughB.becauseC.untilDsothat2.______herdaughterhadn’teback,______shelookedworried.A.Because,/B.Because,soC.Though,butD.Though,/you’vegotachance,youmightmakefulluseofit.A.NowthatB.AfterC.AlthoughD.Assoonas4.Hefounditdifficulttoread,_______hiseyesightwasbeginningtofail.A.andB.forC.butD.or5.Amancannotsmilelikeachild,________achildsmileswithhiseyes,whileamansmileswithhislipsalone.A.soB.butC.andD.for原因狀語從句練習題I.在下列句子的空格中填入適當?shù)倪B詞(每空一詞)：1.________Janewastheeldest,shelookedaftertheothers.2.________youknowit,Iwon39。trepeatit.3.Hedidn39。theartheknockatthedoor________hewaslisteningtotheradio.4.—Whydidn39。tyoue?—________myfatherwouldn39。tletme.5.________________everybodyishere,let39。sbeginthediscussion.II.句型轉(zhuǎn)換(把下列復(fù)合句轉(zhuǎn)換為簡單句)：I)把從句簡化為becauseof結(jié)構(gòu)：16