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Grammar强调句型TranslatethefollowingintoEnglishorally,payingattentiontheusageofit:1.ItwasnotuntilyesterdaythatImetmyoldfriend.2.Itisinasmallfactorythatmybrotherisgoingtowork.3.Itisasmallfactorywheremybrotherisgoingtowork.4.ItisfivemonthssinceIarrivedinNewYork.5.Wasitinthestreetthatyoumether?6.Whowasitthatcalledhim“comrade”?Grammar强调句型Itis/was+强调部分+that/who/whom+其他成分这个句型用来强调除谓语以外的各种句子成分,被强调部分必须放在itis/was后面，如果强调的部分是人，可以who/whom来代替that.Theywillhaveameetinginthehalltomorrow.强调主语:It强调宾语:It强调地点状语:It强调时间状语:ItItistheythat/whowillhaveameetinginthehalltomorrow.Itisameetingthattheywillhaveinthehalltomorrow.Itistomorrowthattheywillhaveameetinginthehall.Itisinthehallthattheywillhaveameetingtomorrow.需要注意的是：1.在此结构中,be动词必须是单数，因为主语是it.连接词必须是that（指人时也可以是who/whom)2.主谓一致,在强调句型中，被强调部分作主语时，其形式必须与谓语动词在人称和数上保持一致。eg:Itisyourfatherthat/whomiswrongthistime.ItisJohnandhisparentsthat/whohavecometoChina.3.人称照应：在强调句型中，若强调主语，代词用主格，若强调宾语，代词用宾格。eg:Itistheywhowillattendthewedding.ItwasherwhomIsawinthestreetjustnow.4.问句形式：一般问句：was/isit+被强调部分+that+----特殊问句：疑问词+is/was+it+that+-----eg:Isitthegirlinredwhoisyoursister?Whatisitthatyouwantmetodo?Whowasitthattoldyouthenews?eg:⑴Itwasnotuntilhisfathercamethattheboybegantodohishomework.⑵Itwasnotuntil12o’clockthathearrivedhome.⑶Itwasbecausehewascarelessthathelosthisjob.Itwasbecauseofhiscarelessnessthathelosthisjob.⑷Itwasat7:00a.mthattheplanetookoff.⑸Itwasforthreedaysthathestayedhere.5.固定句型：Itwasnotuntil+时间状语/状语从句+that-----Itwasbecause+从句+that+---------Itwasbecauseof+名词+that+-------Itwas+介词+时间点/时间段+that+-------7.通常判断是否是强调句的标志是：把强调结构“itis/was+---+that去掉，若句子仍然成立，就是强调句，否则不是.eg:⑴ItisthetruethatheoncewenttoAmerica.（不是强调句型）⑵Itwasat8o’clockthathecameback.6.答语：强调句型的答语也应是强调句型。——Wasityouthattoldhimaboutit?——Yes,itwas(不用Idid)8.It引导的强调句不能用来强调条件状语从句和让步状语从句，可强调because引导的原因状语从句，却不能强调as/since引导的原因状语从句，可强调sothat引导的目的状语从句,却不能强调sothat引导的结果状语从句。Practice1.ThebiggestproblemofChinesefarmersistheshortageofarableland.ItistheshortageofarablelandthatisthebiggestproblemforChinesefarmers.2.Theplantgrowningreenhousesareprotectedfromthewind,rainandinsects.Itistheplantsgrowningreenhousesthatareprotectedfromthewind,rainandinsects.3.Futureagriculturesshoulddependonhightechnologyaswellastraditionalmethods.Itishightechnologyaswellastraditionalmethodsthatfutureagricultureshoulddependon.I.Rewritethesesentences,emphasisingtheunderlinedparts.II.Rewritethesentencesbelow,emphasizingasmanypartsaspossible.1).SomepeopleinSouthAmericastillpractisethiskindoffarming.ItisinsouthAmericathatsomepeoplestillpractisethiskindoffarming.ItissomepeopleinSouthAmericawhostillpractisethiskindoffarming.ItisthiskindoffarmingthatsomepeopleinsouthAmericastillpractise.2).Duringthatperiodoftimetheymadethreeimportantdiscoveries.Itwasduringthatperiodoftimethattheymadethreeimportantdiscoveries.Itwasthreeimportantdiscoveriesthattheymadeduringthatperiodoftime.Itwastheywhomadethreeimportantdiscoveriesduringthatperiodoftime.1.____shefirstheardofthemanreferredtoasanactor.AThatwasfromStephenBItwasStephenwhomCItwasfromJohnthatD.ItwasStephenthat2.Itwas__thecitywasliberated__hisfatherwasborn.A.when;thatB.that;whenC.that;thatD.when;when3.Itwas______thenextmorningthatIbegantothinkaboutwhereIwasgoing.A.beforeB.afterC.whenD.notuntil4.It______herbrother______shewillborrowthemoney.A.isfrom…thatB.is…whoC.is…whomD.is…that5.It______onthetelephonethatIspoketomywifeinNewZealand.A.isB.wasC.areD.were6.ItmighthavebeenJohn______boughtanewringforLilyyesterdayafternoon.A.thereforeB.whoC.whichD.sothat7.Itwasyesterday__Isawhiminourschool.A.whenB.whichC.onwhichD.that8.Itwasinthevillage____hegrewup.A.whereB.whichC.inwhichD.thatCADABBDD