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1、人教版高二英语必修六人教版高二英语必修六unit4Grammarinemphasisunit4GrammarinemphasisGrammar Emphasis sentence强调句强调句Unit4Globalwarming观察后发现观察后发现1.Itishumanactivitythathascausedthisglobalwarming.2.Itisenvironmentaliststhat/whohavetriedtostoptheearthstemperaturerising.3.ItwasJackwho/thatletoutthesecret.4.Wasitduringthe20t
2、hcenturythatthetemperatureoftheearthwentupaboutonedegreeFahrenheit?5.WhenwasitthathemovedtoAmerica?6.Itwasnotuntilshetookoffherglassesthatwerecognizedher.我的发现我的发现(1)强调句型的基本结构为:)强调句型的基本结构为:(如例句如例句1、2和和3)(2)强调句型的一般疑问句为:(如例句)强调句型的一般疑问句为:(如例句3)(3)强调句型的特殊疑问句为:(如例句)强调句型的特殊疑问句为:(如例句4)(4)notuntil的强调句型为:(如例句
3、的强调句型为:(如例句6)(须将主句中的否定副词(须将主句中的否定副词not连同连同until时间状语时间状语(从句)一起提前进行强调(从句)一起提前进行强调,且后面谓语用肯定且后面谓语用肯定形式。)形式。)Itis/was+被强调部分被强调部分+that/who+其他成分其他成分Is/Wasit+被强调部分被强调部分+that/who+其他成分?其他成分?特殊疑问词特殊疑问词+is/wasit+that/who+其他成分?其他成分?Itis/was+notuntil+that+其他成分其他成分。一、一、Task 1:Itis/was+被强调部分被强调部分+that/who+其他成分其他成分1
4、.此强调句型只能强调主语、宾语、状语,不能强调此强调句型只能强调主语、宾语、状语,不能强调谓语谓语2.强调时间状语、地点状语、原因状语等要用强调时间状语、地点状语、原因状语等要用that而不能而不能用用when,where,why;强调原因状语从句时,从句只能强调原因状语从句时,从句只能由由because引导,不能由引导,不能由as,since引导。引导。ItwasinthestreetthatImetherfather.(强调地点)(强调地点)Itwasateightoclockthatyoubegantowork.(强调时间)(强调时间)Itwasbecauseshewasillthatt
5、hebossdidntaskhertodothejob.(强调原因)(强调原因)3.被强调部分指人并作主语时用被强调部分指人并作主语时用who/that,而而被强调部分指物时只能用被强调部分指物时只能用that.ItwasTomwho/thatfoundmypenintheclassroomyesterday.ItwasmypenthatTomfoundintheclassroomyesterday.1.强调主语强调主语ItwasTomthat/wholostabookinthetaxiyesterdaymorning.2.强调宾语强调宾语3.强调地点状语强调地点状语Itwasinthetax
6、ithatTomlostabookyesterdaymorning.4.强调时间状语强调时间状语ItwasyesterdaymorningthatTomlostabookinthetaxi.Tomlostabookinthetaxiyesterdaymorning.ItwasabookthatTomlostinthetaxiyesterdaymorning.问题探究问题探究:要想强调要想强调met怎么办怎么办?Tom did loseabookinthetaxiyesterdaymorning.应借助于助动词应借助于助动词do.把以上四句话变为一般疑问句把以上四句话变为一般疑问句1.Wasit
7、Tomthat/wholostabookinthetaxiyesterdaymorning?2.WasitabookthatTomlostinthetaxiyesterdaymorning?3.WasitinthetaxithatTomlostabookyesterdaymorning?4.WasityesterdaymorningthatTomlostabookinthetaxi?分别对划线部分提问:分别对划线部分提问:Tomlostabookinthetaxiyesterdaymorning.1.Whowasitthat/wholostabookinthetaxiyesterdaymorn
8、ing?2.WhatwasitthatTomlostinthetaxiyesterdaymorning?3.WherewasitthatTomlostabookyesterdaymorning?4.WhenwasitthatTomlostabookinthetaxi?含有含有notuntil的强调句的强调句1.Ididnthearfromheruntillastsummer.ItwasnotuntillastsummerthatIheardfromher.2.Theydidntgohomeuntiltheyfinishedtheirtask.Itwasnotuntiltheyfinishedt
9、heirtaskthattheywenthome.二、二、Task 2:如何去判断强调句?如何去判断强调句?It is(was).that(who)去掉,该句应去掉,该句应该意思完整,不缺任何句子成分。该意思完整,不缺任何句子成分。Itwas7oclockwhenhecameback.他回来时7点钟了Itwasat7oclockthathecameback.他是7点钟回来的it指时间指时间 强调句,强调强调句,强调at 7 oclock 高考链接:1.(NMET1997)Itwasabout600yearsago_thefirstclockwithafaceandanhourhandwasma
10、de.A.thatB.untilC.beforeD.whenA2.(2008全国II)ItwasinNewZealand_ElizabethfirstmetMr.Smith.A.thatB.howC.whichD.when3.(2008天津卷)ItwasalongtheMississippiRiver_MarkTwainspentmuchofhischildhood.A.howB.whichC.thatD.whereAC It is I that need your help.It is he that needs your help.问题探究问题探究:红色部分的区别是如何产生红色部分的区别是如何产生的的?说明什么说明什么?例Itwasnotluckbutdifficultiesthat_himsucceed.A.makesB.makeB注意强调句和其他句型的区别,慎选连接词。注意强调句和其他句型的区别,慎选连接词。1.形式上有什么特点形式上有什么特点?2.可以用来强调什么成分可以用来强调什么成分?3.如何识别如何识别?SummaryFinishofftheexercises.