高中一年级英语必修1第二课时课件

welcome!,Abouttheschoolsports,Whatwasthedate?,Itwas_.,Whatwastheweatherlike?,Itwas_.,Whichclasswonthefirstplace?,Itwas_thatwonthefirstplace.,Whosthelovelybaby?,Its_.,Theuseof“it”,Itissunny.Itishalfanhourswalktothecitycenter.Whatsthedatetoday?ItisOctober30.Itis3oclockintheafternoon.Itllbelovelyinthegardentonight-WhatsthecostoftheT-shirt?-Itis150yuan.Itisautumnnow.Itisabout15pounds.Its25degreescentigradenow.,天气,距离,日期,时间,环境,金钱,季节,重量,温度,Pointoutwhat“it”standsforinthefollowingsentences:,Discovering“It”,“It”canbeusedasimpersonalpronoun(非人称代词)totalkabouttime,distance,weather,money,temperature,etc.,IamsendingyousomeadviceIfoundontheinternet.Itmighthelpyou.Mypenismissing.Icantfinditanywhere.Itsreallyacutebaby.,Pointoutwhat“it”standsforinthefollowingsentences:,Discovering“It”,“It”canbeusedaspersonalpronoun(人称代词)totalkaboutthesamethingmentionedintheabovesentence.,Rewritethefollowingsentencesusing“it”:1.Ispenttwohourswritingtheessay._towritetheessay.2.Donttrytoquitonastressfulday._nouse_toquitonastressfulday.3.Heissaidtohavejustgotadoctorsdegreeformedicine._hehasjustgotadoctorsdegreeformedicine.4.IthinkthattolearnEnglishisnecessary.Ithink_necessary_English.5.Imeantthatyoumightgowithoutme,butIdidntmakethatclear.Ididnt_thatyoumightgowithoutme.6.Ihaveworkedasanursefortenyears._sinceIbecameanurse.,Ittookmetwohours,it,tolearn,trying,Itis,makeitclear,Itissaidthat,Itistenyears,Itisclear(obvious，true，possible,certain)that.Itisapity(apleasure/anhonor/asurprise.)that.Itisnowonderthat.Itsnogood/usedoingIts（well）worthdoingIttakessbsometimetodosth.Itissaid/reportedthatItisbelieved/hopedthatItis(well)knownthatItseems/appearsthatIthappenedthatItis+一段时间+since从句：自从以来已有多久了。Itisthefirsttime(that)sbhave/hasdonesth.,Usefulsentencepatterns,Discovering“It”,“It”canbeusedinthesubjectorobjectpositiontostandforaninfinitive,-ingformoraclause.,“It”canbeusedinsentencepatterns.,Towinagoldmedalforherispleasant.,Itispleasantforhertowinagoldmedalattheschoolsports.,Rewritethesentencebyusing“it”asformalsubject.,Ourmathsteacherisdressedinabrightcolor.Weallthinkitsuitable.,Jointhetwosentencesbyusingitasformalobject.,Weallthinkitsuitablethatourmathsteacherisdressedinabrightcolor.,Itisreportedthat,thecity-levelcontest,Itissaidthat,HowniceifsheweremyEnglishteacher!,Dialogue:she:_he:_,Comparethetwosentencesbelow:,YaomingwantsMissWanglutobehisEnglishteacher.ItisMissWangluthatYaomingwantstobehisEnglishteacher.,Themeaningisthesameinthetwosentences.Inthesecondsentence,theextraemphasisisgivento“MissWanglu”.“It”canbeusedtogiveextraimportanceonacertainpartofsentence.,“It”canusedforemphasis：1.it用于强调句,强调除谓语之外其他所有句子成分，通常强调主语，宾语，表语，状语。2.基本句型为：Itis/was+被强调部分+that/who+句子其余部分,Discovering“It”,theskippingcompetition,Attheschoolsports,ourteachersteamwonthethirdplaceintheskippingcompetition.a.ourteachersteam(subject)b.thethirdplace(object)heskippingcompetition(adverbial)d.attheschoolsports(adverbial),Itwasourteachersteamthatwonthethirdplaceintheskippingcompetitionattheschoolsports.,Itwasthethirdplacethatourteachersteamwonintheskippingcompetitionattheschoolsports.,Itwasintheskippingcompetitionthatourteachersteamwonthethirdplaceattheschoolsports.,Itwasattheschoolsportsthatourteacherteamwonthethirdplaceintheskippingcompetition.,Itwasthestorytellingcontest_Qiangzitookaphotowithmyson.,ItwasinthestorytellingcontestthatQiangzitookaphotowithmyson.,where,强调句的特点把句中Itis/wasthat去掉，剩余部分在不增减任何词的情况下还是一个完整的句子。,非人称代词,强调句中,固定句型和习惯用语,人称代词,Summary,形式主语/宾语,it,走进高考,语法填空对it的考查阅读文章里it的指代书面表达中it的运用,Onemidnight,_wasrainingheavily.Marywaslyinginbed.Shecouldntfallasleep.Suddenly,sheheardsomeoneknockingatthedoor.Whois_?sheasked.Shelookedattheclockhungonthewall._wasstrikingtwo._isme.onemananswered._wasimpossibleforhimtoappearhere.shethought.John?is_you?Yeah!_isme.themananswered.Sherushedtoopenthedoor.Johnwasjuststandinginfrontofher.HesaidtoMaryexcitedly,Imissedtheplane._wassaidthattheplane_Iwouldtakecrasheddownthreehoursago.Itwasinthatplane_IshouldhavegonetoNewYork.Afterthis,Ithink_clearlythatIloveyousomuch_Iwanttomarryyou.,it,it,It,It,It,that,It,It,that/which,that,it,that,IFilltheblanksandpointoutthefunctionofeachit.,Peopleinthepastmadeclay-potterybecausetheyneededitfortheirlives.Theyusedthepotstheymadeforcooking,storingfood,andcarryingthingsfromplacetoplace.Potterywassoimportanttotheearlyculturethatscientistsnowstudyittolearnmoreaboutancientcivilizations.Themoreadvancedthepotteryintermsofpictures,materialsandmaking,themoreadvancedthecultureitself.Q:Theunderlinedword“it”intheparagraphreferto_.A.clayB.potteryC.livesD.culture,B,IIReadashortparagraphandansweraquestionaboutit.,Finally,overmanyyears,theenergybenefitfromburningethanol(乙醇)wouldmakeupfortheforestloss.Butbythen,climatechangewouldhaveprogressedsofarthatitmightnothelp.Q:Theunderlinedword“it”intheparagraphreferto_.theenergybenefitB.theforestlossC.climatechangeD.burningethanol,A,Doyouwanttoliveanother100yearsormore?Someexpertssaythatscientificadvanceswillonedayenablehumanstolasttensofyearsbeyondwhatisnowseenasthenaturallimitofthehumanlifespan(寿命)“Thereisagreatpushsothatpeoplecanlivefrom120to180years.”hesaid,“Somehavesuggestedthatthereisnolimitandthatpeoplecouldliveto200or300or500years.”However,manyscientistswhospecializeinageingaredoubtfulaboutit.Q:Theunderlinedword“it”intheparagraphreferto_.A.agreatpushB.theideaoflivingbeyondthepresentlifespanC.theideaoflivingfrom200to300years.D.theconservativeestimate,B,今天是星期二，能在此演讲是我的一大荣幸。我的主题是“高三（3）/（4）班，我爱你。”我们的教室在三楼，去操场很不方便，大约十分钟的步行路程，尽管如此，在业余时间，我们仍然经常去那里锻炼身体众所周知，一直不停地工作是没好处的。简言之，我爱我的教室。而且，我也爱我的同班同学。我们认为助人为乐是很重要的。我们都很好学，每天早上7：30就在教室读英语或语文，直到晚上9：30才离开教室。总之，信不信由你，高三（3）/（4）班是我校最好的班级之一。,III以下是一篇习作，请用it改写部分句子，使之语言更准确。,Dearteachersandstudents,TodayisTuesday.Tomakeaspeechhereismyhonor.Mytopicis“ILoveYou,Class3/4,Grade3.”Myclassroomisonthethirdfloor.Togototheplaygroundisnotconvenientforus.Thewalkisabout10minutes,butwestilloftengotheretotakeexerciseinoursparetime.Asweallknow,workingwithoutastopisnogood.Inaword,Ilikemyclassroom.Besides,Ialsolikemyclassmates.Wethinktohelpothersisimportant.Wearehard-working.WereadEnglishorChineseat7:30everymorning.Andwedontleavetheclassroomuntil10:30pm.Inshort,nomatterwhetheryoubelieveornot,Class3/4,Grade3isoneofthebestclassesinourschool.Thatsall.Thankyou.,IIIImproveyourcompositionbytheuseofit.,Dearteachersandstudents,TodayisTuesday.Tomakeaspeechhereismyhonor.Mytopicis“ILoveYou,Class3/4,Grade3.”Myclassroomisonthethirdfloor.Togototheplaygroundisnotconvenientforus.Thewalkisabout10minutes,butwestilloftengotheretotakeexerciseinoursparetime.Asweallknow,workingwithoutastopisnogood.Inaword,Ilikemyclassroom.Besides,Ialsolikemyclassmates.Wethinktohelpothersisimportant.Wearehard-working.WereadEnglishorChineseat7:30everymorning.Andwedontleavethecl