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1.Revisethebasicusagesof“it”.2.Concludetherulesof“it”.3.Improvetheabilitiesofcooperationandexpression.Theuseof“it”Learningaims:Itisnevertoooldtolearn.Itisnousecryingoverspilt(溢出的)milk.Ittakesthreegenerations(辈,代)tomakeagentleman.Proverbs(谚语)with“It”活到老学到老；学无止境。覆水难收。十年树木,百年树人。ReadthebookonP87-88andanswerthequestion:Whatfunctionsdoes“it”have?Self-studyFunctionsof“it”:1.代词:1)________2)____________3)_______________2.引导词:1)__________2)___________3)____________代上文代this/that代时间/地点/天气/温度/距离/环境形式主语形式宾语强调句型固定句型1.Itgetsdarkveryearlyinthewinter.2.Whatwillyoucallitifit’saboy?3.Ilovespring---It’sawonderfultimeoftheyear.4.It’slessthan100kilometresfromheretoJinan.5.Whenthefactorycloses,itwillmean500peoplelosingtheirjobs.6.ThelittleanimalisamonkeyanditlivesinSichuan.7.Ithassnowedmuchthisyear.指时间指婴儿指季节指距离指上文提到的事指天气指上文提到的动物一：用作代词Whatdoes“it”referto?•特别注意：it,one和that,those作替代词的区别(1)Thebookinyourbagisveryinteresting.CanIborrow?(2)Thebookinyourbagismoreinterestingthan______onthedesk.(3)Theweatherhereismuchcolderthan____inNanjing.(4)Thebooksarefree.Youcantake____freeofcharge.(5)Thebooksinthebagarebetterthan_____onthedestk.ittheonethatthatonethosetheones1.Torememberthisruleisimportant.2.Chattingontheinternetisawasteoftime.3.Whetheryoucomeornotdoesn’tinterestme.4.Weshouldmakeourcountrymuchstronger,whichisourduty.Itisimportanttorememberthisrule.It’sourdutytomakeourcountrymuchstronger.Itisawasteoftimechattingontheinternet.Itdoesn’tinterestmewhetheryoucomeornot.二：用作形式主语用it改写下列句子：二：用作形式主语基本结构：It+be/v.+……+(forsb/ofsb.)todosthdoingsth.that/whether…注意1:FororOf?1.Itisimportant____ustolearnEnglishwell.2.Itisverykind____youtohelpmelearnEnglish.3.Itisfoolish____youtobelievehim.4.Itisnecessary____youtogooverthislesson.ofofforforIt+be++doingsth翻译：1.覆水难收。____________________________________2.和他争论没有用。_______________________________3.打电脑游戏是浪费时间。4._____________________________________________注意2:nousenogoodawasteoftime……It何时代替doing?Itisnogoodarguingwithhim。Itisnousecryingoverspiltmilk。Itisawasteoftimeplayingcomputergames。注意3:(1).Itisapity(ashame/anhonor/agoodthing/afact/asurprise/...)that...(2).Itisimportant(necessary，strange，natural...)that...(3).Itisinsisted(ordered/commanded,suggested/advised/proposed,demanded/requested/required...)that...that后的从句要用虚拟语气（should+动词原形），should可以省=Itissaid/reportedthathehasgoneabroad.1.Itissaidthatheistherichestmanintheworld.2.Itisreportedthatheiswritinganinterestingnovel.3.Itisbelievedthatallthestudentshavedonetheirbest.=He_______________therichestmanintheworld.issaidtobe=He______________________aninterestingnovel.isreportedtobewriting=Allthestudents____________________________theirbest.arebelievedtohavedone注意4:Heissaid/reportedtohavegoneabroad.It+vi.(不及物动词)+thatclauseIthappensthathewasout…Itseemsthathedoesn’tknowthesecret.Itappearsthatheishonest.ItoccurredtomethatIlostmypurseonthebus.Itdoesn’tmatterwhetherhewillcomeornot.注意5:Translate：碰巧好像好像我突然想到没有关系1)____isknowntoallthatheisdiligent.2)____isknowntousall,heisdiligent.3)_____isknowntousallisthatheisdiligent.4)____isimportantthatweshouldlearneverysubjectwell.5）_____isimportantisthatweshouldlearnEnglishwell.ItItWhatAsWhat注意6:It代替的从句与其他从句的区别动词+it+形容词/名词+（for/ofsb+）todo+doingsth.+that从句thinkbelievefindfeelconsidersupposemakekeep…necessarypossiblenatural,nouse/nogood/awasteoftime/……三：用作形式宾语1.基本结构：Ifoundit_______________tostudyEnglish.Ithinkitimportantthatyou_____________theconference.Ithinkitimportantforyou_________theconference.nousearguingveryinteresting三：用作形式宾语(should)attendtoattend1.我认为和他争吵没有用。2.我发现学英语非常有趣。3.我认为你去参加这会议很重要。Ithinkit________________withhim.Translate：2.it作形式宾语的特殊句型动词有喜欢类：enjoy,like,appreciate,prefer讨厌类：hate,dislikeIwouldappreciateitifyoupaidincash.Ilikeitintheautumnwhentheweatherisclearandbright.Ihateitwhenpeopletalkwiththeirmouthsfull.V.+it+if/that/when1.Ihate__thatyoucandancesowellbutIcan't.2.Ilike/enjoy__whenallthefamilysitattable.3.Iwouldappreciate___ifIcouldbeaccepted.ititit1.基本结构Itis/was+被强调部分+that/who(人)...四、强调句型注意：在从句中用陈述语序Iaskedhim________________hecouldn’thelpme.whyitwasthatItwasbecausehewasillthathecouldn’thelpme.Wasitbecausehewasillthathecouldn’thelpme?Whywasitthathecouldn’thelpme?例如：他是因为病了才没能帮我2.not…until句式的强调句型Hedidn’tgethomeuntilitwasdark.比较：Notuntil_________________________itwasdarkhegothomeItis/wasnotuntil…+that...“直到…才…”注意:itwasdarkdidhegethome.Itwasnotuntil___________that______________.makeitForgetitDon’tmentionitIt(all)depends!It’shardtosayIt’suptoyou.Ican’tbehelped!Getit获得成功；准时到达；渡过难关没关系，不必在意，算了吧视情况而定很难说你说了算，由你决定无法避免,没办法明白了,懂了五：常见的固定用法(别人道谢时)不客气seetoitthatoweittosbthatrely/dependonitthattakeitforgrantedthatmakeitarulethatmakeitclearthat一定注意,保证，确保把…归功于，因为，幸亏请放心，相信认为….是理所当然定为常规，习惯于，总是明确表示，说清楚1.Ihave______________thatIwilldosomeEnglishreadingeveryday.2.Don’t___________________thateveryoneshouldhelpyou.3.I_________TomthatIfoundthejobIwanted.4Iwill_________thateverythingisreadyintime.5.Youmay_______________thattheworkwillbefinishedaheadoftime.Ipromise.Fillintheblankswiththefollowing:seetoitthat,takeitforgrantedthat,depend/relyonitthat,owe