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Unit4---Grammar:Emphasissentence强调句ItwasmysisterwhofirsthadtheideatocyclealongtheMekongRiver.Itisthebeautifulcampusthatmadeastrongimpressiononme.Task1:请讨论强调句的结构对Hemetanoldfriendintheparkyesterday.句中可以强调的地方使用强调句进行强调It+be(is/was)+被强调部分+that/who+剩余部分问题探究:什么时候用who?Itwashewho/thatmetanoldfriendintheparkyesterday.(强调主语)Itwasanoldfriendthat/whohemetintheparkyesterday.(强调宾语)Itwasintheparkthathemetanoldfriendyesterday.(强调地点状语)Itwasyesterdaythathemetanoldfriendinthepark.(强调时间状语)Hemetanoldfriendintheparkyesterday.问题探究:要想强调met怎么办?Hedidmeetanoldfriendintheparkyesterday.应借助于助动词do.Humanactivityhascausedthisglobalwarming.Itishumanactivitythathascausedthisglobalwarming.Task2:如何去判断强调句？------Itis(was)...that(who)去掉，该句应该意思完整，不缺任何句子成分。Itwas7o’clockwhenhecameback.他回来时7点钟了Itwasat7o’clockthathecameback.他是7点钟回来的it指时间强调句，强调at7o’clockCheckingpointsforEmphasis结构It+be+被强调部分+that(who)剩余部分判断方法去掉It+be…that(who)…剩下的部分可以组成一个完整的句子特殊句型NotuntilIt+be+notuntil…+that…一般疑问句Be+it+被强调部分+that+剩余部分特殊疑问句疑问词+be+it+that+剩余部分高考链接：1.(NMET1997)Itwasabout600yearsago______thefirstclockwithafaceandanhourhandwasmade.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.whereACShedidn'trememberherappointmentwiththedoctoruntilshehadarrivedhome.Itwasnotuntilshehadarrivedhomethatsherememberedherappointmentwiththedoctor.问题探究:notuntil的强调句型是什么?高考链接1.(2005NMET)Itwasn’tuntilnearlyamonthlater______Ireceivedthemanager’sreply.A．sinceB．whenC．asD．thatD2.(NMET1995)Itwasnotuntil1920______regularradiobroadcastsbegan.A.whileB.whichC.thatD.sinceCTask3:请比较下列两个句子,看看有什么不同?分别是什么语法的句型?Itwasnotuntilshehadarrivedhomethatsherememberedherappointmentwiththedoctor.Notuntilshehadarrivedhomedidsherememberherappointmentwiththedoctor.强调句倒装句Itwasnotuntilshehadarrivedhome___herappointmentwiththedoctor.A.didsherememberB.thatsherememberedC.whensherememberedD.hadsheremembered典型例题B请翻译:因为他处境困难玛丽才尽力帮助他。Marytriedtohelphimbecausehewasintrouble.ItwasbecausehewasintroublethatMarytriedtohelphim.一般疑问句-----WasitbecausehewasintroublethatMarytriedtohelphim?划线部分提问----WhywasitthatMarytriedtohelphim?----------------------------------Task4:请归纳强调句的一般疑问句形式和特殊疑问句形式!1.(Shanghai2004)Why!Ihavemadeallthingsclear._______youwantmetosay?A.WhatisitthatB.WhatitisthatC.HowisitthatD.HowitisthatA2.Wherewasit___theroadaccidenthappenedyesterday?A.whenB.thatC.whichD.howB3.WasitduringtheSecondWar__hedied?A.thatB.whileC.inwhichD.thenAItisIthatneedyourhelp.Itishethatneedsyourhelp.问题探究:红色部分的区别是如何产生的?说明什么?例．Itwasnotluckbutdifficultiesthat_____himsucceed.A.makesB.makeBTask5:请归纳强调句的特点1.形式上有什么特点?2.可以用来强调什么成分?3.如何识别?知识拓展:ItwasinthemeetingthatIgotthenewsthatwewouldhaveanewteacher.It’sintheroom____thelastmeetingwasheld____wewillhaveameeting.wherethat--Whendidyouhavethatmeeting?--Itisinthemeetingroom___thelastmeetingwasheld.A.thatB.whereC.whichD.whyBHomework:1.完成P29的第二个练习2.发的练习.3.学海导航第四单元语法部分.