2019春九年级英语下册Unit1AsiaGrammar教学课件新版牛津版

Unit1AsiaGrammar1ppt课件Unit1Asia1ppt课件Usesofit2ppt课件Usesofit2ppt课件翻译下列句子，说出it在句中表示的意思。1.明朝和清朝的皇帝曾住在故宫，但它在1925年的时候被变成了博物馆。TheemperorsoftheMingandQingdynastiesusedtoliveinthePalaceMuseum.But_______________________in1925.(it表示：_________________)RevisionitwasturnedintoamuseumthePalaceMuseum3ppt课件翻译下列句子，说出it在句中表示的意思。Revisioni2.有这么多形状不寻常的岩石真是神奇。

___________thattherearesomanyrocksinunusualshapes.(it表示：______________)3.从我家到学校大约3公里。_____________________frommyhometomyschool,(it表示：_____)Itisamazingthat从句的内容Itisabout3kilometres距离4ppt课件2.有这么多形状不寻常的岩石真是神奇。Itisamaz4.租一辆自行车，骑着它环游乡村也很受欢迎。_____________________abikeandridearoundthecountryside.(it表示：________________________________________It’salsopopulartohirehireabikeandridearoundthecountryside5ppt课件4.租一辆自行车，骑着它环游乡村也很受欢迎。It’salUsesofit用法一Usingitasapronoun用法二Usingitasanimpersonalpronoun用法三Usingittoreplacetherealsubjectorobject6ppt课件Usesofit用法一用法二用法三6ppt课件Lookatthebird.Itissosmall.Weuse

it

foranimalsandlifelessthings.Usingitasapronoun7ppt课件Lookatthebird.ItissosmaThereisasmallhouseoverthere.It

ismine.8ppt课件ThereisasmallhouseoverthThelittlebabyisdrinkingmilk.Itweighsonly3kilos.Weuseitforayoungchildwhenwedonotknowwhetheritisagirloraboy.9ppt课件Thelittlebabyisdrinkingmi--Whowascallingyoujustnow?--Itwasmycousin.Weuseitforanunknownperson.10ppt课件--WhowascallingyoujustnowWeuse

it

foranaction,asituationoranideamentionedinapreviousstatement.11ppt课件Weuseitforanaction,asitRidingaroundthecountrysideispopularinGuilin,isn’tit?12ppt课件RidingaroundthecountrysideTouristsliketotakeaboattripalongtheLijiangRiver.Itisagreatfun.13ppt课件Touristsliketotakeaboatt1.指代动物或无生命的东西。2.指代看不出性别的婴儿和小孩。3.指代不知道的人。（尤指打电话和敲门的状态下）4.指代前文出现的动作、状况和主意。总结1:it做人称代词14ppt课件1.指代动物或无生命的东西。2.指代看不出性别的婴儿和小孩TheexchangestudentsvisitedtheSummerPalaceyesterday.Keviniswritingaboutit.Readthepassagebelowandfindoutwhateachitrefersto.Writeyouranswersintheblanks.15ppt课件TheexchangestudentsvisitedYesterdaywevisitedtheSummerPalaceandspentaboutthreehoursinit.ThepalaceisaChinesegardenandmainlyincludesahillandalake.Thelakeisverybig—ittakesupthreequartersofthearea.Itwasfrozen,sowecouldnotrowaboatthere.Itwasreallyapity.1._____________________2.________________3.________________4.______________________theSummerPalacethelakethelakewecouldnotrowaboat16ppt课件YesterdaywevisitedtheSummeAcrossthelakeisa17-holebridge.Therearemanystonelionsoneithersideofit.Thelionsarealldifferentfromeachother.Isn’titamazing?WhileIwaswalkingalongthebridge,mymobilephonerang.Itwasmymum.ItoldherthattheSummerPalacewaswellworthvisiting.5.___________________6.___________________7._____________________thebridgedifferentlionsanunknownperson17ppt课件Acrossthelakeisa17-holeb有时并不指具体的东西，可指天气、气候、地点、温度、时间、距离、日期等。Itis6:30p.m.Itisrainingheavilyoutside.Itis1Januarytoday.ItisNewYear’sDay.InBeijing,itiscoldandwindyinwinter.Itistwokilometresfrommyschooltomyhome.

总结2it做非人称代词Usingitasanimpersonalpronoun18ppt课件有时并不指具体的东西，可指天气、气候、地点、温度、时间、距离it作非人称代词1.指天气。e.g.It’sraining.2.指时间。e.g.It’shalfpasteight.3.指环境。e.g.It’squiethere.4.指距离。e.g.Howfarisitfromyourhometoyouroffice?19ppt课件it作非人称代词19ppt课件TheexchangestudentsleftforShanghai.Kevinhasmadesomenotesinhisdiary.Rewritehissentenceswithit.LeavingforShanghai20ppt课件Theexchangestudentsleftfor1.Todayis22February.WeleftBeijingforShanghaiearlyinthemorning.____________________.WeleftBeijingforShanghaiearlyinthemorning.2.Shanghaiisabout1,300kilometresfromBeijing.________________________fromBeijingtoShanghai.Itis22FebruarytodayItisabout1,300kilometres21ppt课件1.Todayis22February.Wele3.Iwokeupat5a.m.thismorning._____________whenIwokeupthismorning.4.Ifeltalittlecoldwhenwewentout.Thetemperaturewasonly2℃.Ifeltalittlecoldwhenwewentout.________________.5.WinterisverycoldanddryinBeijing.Inwinter,______________________________.Itwas5a.m.Itwasonly2℃itisverycoldanddryinBeijing

22ppt课件3.Iwokeupat5a.m.thismo6.WearrivedinShanghaionasunnyday.___________________whenwearrivedinShanghai.7.Wegottoourhotelatnoon._________________whenwegottoourhotel.8.OurhotelisnotfarfromtheBund.________________fromtheBundtoourhotel.ItwasnoonItisnotfarItwasasunnyday

23ppt课件6.WearrivedinShanghaionaUsingit

toreplacetherealsubjectorobjectSometimesweuseittoreplacetherealsubjectorobjectinasentence.Inthissituation,weputtherealsubjectorobjectlaterinthesentenceintheformofato-infinitiveoraclause.24ppt课件Usingittoreplacetherealse.g.

Itisverytiringtoclimbthesteps.

It

ispopulartohireabicycleandridearoundthecountryside.

It

isamazingthattherearesomanyrocksinunusualshapesinthecave.Manypeoplefind

it

pleasanttotravelaround.25ppt课件e.g.ItisverytiringtoclimUsefulstructureswith

itItis+adjective+(of/for…)+to…Ittakes…sometimeto…Itissaid/reported/…that……think(s)/find(s)iteasy/difficult/…to…26ppt课件Usefulstructureswithit26pptit作形式主语或形式宾语有时为了保持句子的平衡，常用it作形式主语或形式宾语，而把真正的主语或宾语放到句子的后面。1.形式主语。

e.g.It’shisdutytolookafterthesickboy.2.形式宾语。e.g.IfinditquiteeasytogetonwithTom.27ppt课件it作形式主语或形式宾语27ppt课件Itisamazing

that

therearesomanyrocksinunusualshapesinthecave.Itisimportant

thatweshouldlearnEnglishwell.1）Itis+adj.+that从句总结3it做形式主语28ppt课件Itisamazingthatthereares2）Itis+adj.+todosth.Itisverytiringtoclimbthesteps.Itispopulartohireabicycleandridearoundthecountryside.总结3it做形式主语29ppt课件2）Itis+adj.+todosth.Ita.Itiskind(ofsb.)todosth.

主句中的形容词必须是能表示逻辑主语特征的形容词。常见的有：bad，brave，careless，clever，cruel，foolish，stupid，wisewrong等。这个句型可以改写为：sb.iskindtodosth.。

Itiskindofyoutosayso.

=Youarekindtosayso.30ppt课件30ppt课件b.Itisnecessary(forsb.)todosth.

常见的形容词有：important，necessary，natural,easy，safe，mon，normal，hard，difficult,dangerous，等。

Itisimportantforhertoetotheparty.3).Ittakessb....todosth.＂做...要花费某人..．＂

IttookthousandsofpeoplemanyyearstobuildtheGreatWall.

31ppt课件b.Itisnecessary(forsb.)

特殊句式4)Itis+v-ed+that从句

Itissaid(reported，learned....)that...

据说（据报道，据悉．．．）“。

ItissaidthathehasetoBeijing.

32ppt课件特殊句式32ppt课件Manypeoplefindit

pleasanttotravelaround.Wethinkit

importanttolearnaforeignlanguage.该句型中的it作形式宾语，为了记忆方便我们可称该句型为“6123结构”。

6指主句中常用的动词：think,believe,make,find,consider,feel；1指的是形式宾语it；

2指的是宾补的两种形式：形容词或名词；

3指的是真正宾语的三种形式：不定式短语，动名词短语或that引导的宾语从句。

总结4:it做形式宾语33ppt课件Manypeoplefinditpleasantt

He

feltitimportanttolearnEnglishwell.

They

founditdifficult

thattheywouldfinishtheirworkintwodays.

总结4it做形式宾语34ppt课件

HefeltitimportanttolearMissThompson,aBritishteachertravellingwiththeexchangestudents,iswritingdownwhatshethinksaboutShanghai.Helpherpletehernoteswithit.35ppt课件MissThompson,aBritishteachTraffic:Thetrafficisoftenbusy,butpublictransporthereisquitegood,so________(easy)forpeopletogetaround.Weather:__________(sunny)andwarm.Welike____here.Environment:________(said)thattheairisnotcleanhere,butIdonotthinkthepollutionisasseriousasIimagined.itiseasyItissunnyitItissaid36ppt课件Traffic:ThetrafficisoftenSigns:Shanghaiisbeautiful.________(fun)toridearoundthecityandvisittheinterestingplaces.Food:Chinesefoodisdelicious.IwillaskmyfamilytogotoaChineserestaurantandtry____whenIgetback.It’sfunit37ppt课件Signs:Shanghaiisbeautiful.Hotel:Weallthink________________(fortable)tostayinthishotel.Theyprovideahighlevelofservice.People:Thelocalpeoplearefriendly.__________(kind)ofthemtoanswerallourquestions.it’sfortableIt’skindn.水平n.服务，工作38ppt课件Hotel:Weallthink__________1.Thelakeisverybig—ittakesupthreequartersofthearea.

湖很大，占了四分之三的面积。

takeup占据（空间）；占用（时间）e.g.Thetabletakesuptoomuchspace.

这张桌子太占地方了。

quartern.

四分之一39ppt课件1.Thelakeisverybig—itt2.Acrossthelakeisa17-holebridge.Therearemanystonelionsoneithersideofit.

湖上有一座十七孔桥，桥两边有很多石狮子。

倒装句。表示方位的词或短语置句首时，句子要完全倒装。

e.g.Onthewallarepictures.

注意：主语为代词时不倒装。e.g.Outherushed.40ppt课件2.Acrossthelakeisa17-holeitherdet.&pron.

两者之一either…or…不是……就是……oneithersideof=