9A Unit6 Grammar(课堂PPT)

1,Unit6TVprogrammes,Grammar,2,Tolearntouseifandunless,3,PleasereadthefollowingsentencesandtrytotranslatethemintoChinese,1.IwillasktheteacherforhelpifIdontunderstand.2.Shewillbehappyifshejoinstheparty.3.Ifyoucopyhomework,youwillstartabadhabit.,4,Weuseiftotalkabouttheresultofapossibleaction.Wemakesentenceswithiflikethis:,5,Payattention:Weputacommaaftertheif-clausewhenitisthefirstpartofasentence.,6,1.Diana(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.,Choosetheproperwords.,7,Whatwillhappenif.?Millieisthinkingaboutherself,herfriendsandTVprogrammes.Completethesentenceswiththecorrectformsoftheverbsinbrackets.,8,IfI_(go,willgo)totheReadingClubthisafternoon,I_(donothave,maynothave)anytimetowatchTV.2.IfSimon_(gets,willget)homelate,he_(misses,willmiss)hisfavouritecartoon.,go,maynothave,gets,willmiss,9,3.IfAmy_(completes,willcomplete)allherhomeworkquickly,she_(watches,willwatch)thechatshow.,completes,willwatch,4.IfDaniel_(takes,willtake)partinthegameshow,he_(wins,mightwin)aprize.,takes,mightwin,10,5.IfSandy_(finds,willfind)aprogrammeinteresting,she_(introduces,willintroduce)ittous.,finds,willintroduce,11,Workouttherule!Weoftenusethesimple_(future,present)tenseintheif-clause.Weneeda_(comma,fullstop)aftertheif-clausewhenitisthefirstpartofasentence.,present,comma,12,AskingaboutanimalsMilliewatchedadocumentaryaboutanimals.HelpMillieanswerherfathersquestionswiththehelpofthewordsinthebox.,13,Dad:Whatwillabeardoifitsindanger?Millie:Ifabear(1)_,it(2)_people.Dad:Whatwillapolarbeardoifitshungry?Millie:Ifapolarbear(3)_,it(4)_fishfromthewater.,attackcatchhuntliveprotectwalk,isindanger,willattack,ishungry,willcatch,vt./vi.攻击，进攻,n.北极熊,14,Dad:Whatwillelephantsdoiftheyrethirsty?Millie:Ifelephants(5)_,they(6)_untiltheyfindariver.Dad:Whatwilltigersdoiftheyliveinthewild?Millie:Tigers(7)_fortheirownfoodifthey(8)_.,attackcatchhuntliveprotectwalk,arethirsty,willwalk,willhunt,liveinthewild,15,Dad:Whatwilltigersdoiftheyhavebabies?Millie:Tigers(9)_asafamilyifthey(10)_.Dad:Whatwillmalewolvesdoiftheresdanger?Millie:Malewolves(11)_theirfamiliesifthere(12)_.,attackcatchhuntliveprotectwalk,willlive,havebabies,willprotect,isdanger,adj.雄性的,16,PleasereadPartBonpage85,Payattentiontotheuseofunless.,17,UsingunlessWecanuseunlesstosaythatsomethingcanonlyhappenorbetrueinaparticularsituation.e.g.Hewontcometothepartyunlessyouinvitehim.,18,Sometimeswecanuseif.nottoreplaceunless.e.g.Thesituationwillcontinueunlesshumansstophuntingthemfortheirfurandbones.Thesituationwillcontinueifhumansdonotstophuntingthemfortheirfurandbones.,19,e.g.Unlessitrainstomorrow,wearegoingtoplayfootballinthepark.Ifitdoesnotraintomorrow,wearegoingtoplayfootballinthepark.,20,Theunless-clausecancomefirstorafterthemainclause.e.g.Unlessyoutryyourbest,youwillnotrealizeyourdream.Youwillbelateunlessyouleaverightnow.,21,AtriptoafilmandTVstudioSandyhaspreparedsometipsforaschooltriptoafilmandTVstudio.However,shetorethetipsbyaccident.Helpherputthetipsbacktogether.Matchthetwopartsofthesentencesandwritethecorrectlettersintheblanks.,22,Unlesstheweatherreportsaysitisgoingtorain,_2Wewillarriveatthestudioaround9:30a.m.,_,cyouwillnothavetotakeanumbrellawithyou.dunlessthetrafficisveryheavy.,c,d,23,Unlessyoualreadyknowthestudioverywell,_4Youwillbuyyourlunchattherestaurantsinthestudio,_,aunlessyoutakeyourownfoodwithyou.fyouwilltravelarounditwithatourguide.,f,a,24,5Unlessyouaretired,_YouwillhaveachancetoseehowaTVprogrammeisrecorded,_,b,e,byouwillnotneedtotaketheminibusinthestudio.eunlessyouhavelittleinterestinit.,25,Workouttherule!Weusethesimple_(future,present)tenseintheunless-clause.,present,26,条件状语从句条件状语从句主要由if或unless引导：if条件句1)if条件句：条件句用于陈述语气，表示假设的情况可能发生，其中if是“如果”的意思。e.g.Ifitrains,wewillstayathome.如果下雨我们就待在家里。,Grammar,Summary,27,2)用法：(1)条件状语从句通常由连词if引导，意为“如果、假如”，主句不能用begoingto表示将来，而应该用shall,will。e.g.Ifyouleavenow,youwillneverregretit.如果你现在离开，你永远都不会后悔。(2)if“如果”，引导条件状语从句，主句用一般将来时，从句则用一般现在时。e.g.Ifitrainstomorrow,Ishantclimbthehills.如果明天下雨，我就不爬山了。,28,(3)主句是祈使句或含有情态动词，从句也用一般现在时。e.g.PleasecallmeifhecomesnextSunday.如果他下周日过来请打电话给我。注意:宾语从句中的if与条件状语从句if的区别。宾语从句中的if“是否”相当于whether,引导宾语从句,时态需根据语境确定。如果主句用一般现在时,从句可以根据具体情况选用时态,如果主句用一般过去时,从句必须用过去时的某种形式。,29,unless条件句unless引导的条件句，表示强烈的否定。翻译为“除非”“非不可”。e.g.Youwillfailunlessyouworkharder.你不努力就会失败的。=Youwillfailifyoudonotworkharder.注意:unless从句里的谓语只能是肯定式,因为本身unless表示否定。,30,单项选择。1.Ifthere_nobuyingandsellingofanimals,there_nokillinginnature.A.is;willbeB.willbe;willbeC.is;isD.willbe;is,A,Exercises,31,2.Imwaitingformyfriend._,Illgoshoppingalone.A.IfshecomesB.IfshewontcomeC.Ifshedoesntcome,C,32,3.Wea