九年级Unit6whenwasitinvented 全国一等奖

Unit6Period1SectionA1a-1cWhenwasitinvented?年份的读法两个数字一组，分为前后两组121865eighteensixtyfive1989

千年的读法

twothousand2001twothousandandonenineteeneightynine3前两个数字不为零，后两个数字为零。

eighteenhundred1900nineteenhundred4非四位数的年份的读法！531fivehundredandthirty-one

翻译下列年代：1nineteenseventy-one____________2eighteeneighty-five__________3.eighteenseventy-six

4.1927_________________5.1976______________________6.2008____________________7.20141971年1885年1876年nineteentwenty-sevennineteenseventy-sixTwothousandandeightnineteenandfourteenWhataretheFourGreatInventionsinancientChina?Doyouknow?ChinesefourgreatancientinventionscompassgunpowderprintingPapermakingModerninventionscalculator[‘kælkjuleitə]A:IthinktheTVwasinvented

beforethecar.B:Well,IthinktheTVwasinventedafterthecar.Talkaboutwithyourparterner.A:Ithinkthecalculatorwasinvented

beforethecomputer.B:Well,Ithinkthecalculatorwasinventedafterthecomputer.Talkaboutwithyourparterner.Listenandchoosethesentences.ACarswereinventedin1885.BThetelephonewasinventedin1876.CPersonalcomputerswereinventedin1976.DTheTVwasinventedaround1927.Alice:Wasyourlifeverydifficultwhenyouwereakid?Grandma:Oh,notreally.Why?Alice:Well,youdidn’thavemoderninventionslikeatelephone,right?Grandma:Ofcoursewedid!HowolddoyouthinkIam?

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Youneedtotakeahistoryclass,Alice!Alice:Haha!Howaboutcars?Theyweren’tinventedyet,werethey?Grandma:Yes,theywere.

2

Myfamilyhadacar.Alice:Well,didyouhaveaTV?ABGrandma:No,wecouldn’taffordone.Theywereexpensiveinthosedays.3,Ithink.Alice:Well,Iknowthatyoudidn’thaveacomputerbecausewelearnedinschoolthat

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.Grandma:You’reright.ButIhaveonenow!CD12341a__1976__1876__1927__1885

telephonecartelevisioncomputer

Whenwasitinvented?b.d.c.a.

_______wasinventedin_______.Practicethesentences.Pictured:Thetelephonewasinventedineighteenseventy-six(1876).Picturea:Carswereinventedineighteeneighty-five(1885).Picturec:TheTVwasinventedaroundnineteentwenty-seven(1927).Pictureb:Thepersonalcomputerswereinventedinnineteenseventy-six(1976).再听一次，填单词。Alice:Wasyourlifeverydifficultwhenyouwereakid?Grandma:Oh,notreally.Why?Alice:Well,youdidn’thavemoderninventionslikea

,right?Grandma:Ofcoursewedid!HowolddoyouthinkIam?Thetelephonewasin1876.Youneedtotakeahistoryclass,Alice!Alice:Haha!Howabout

?Theyweren’tinventedyet,werethey?Grandma:Yes,theywere.Carswereinventedin1885.Myfamilyhadacar.telephonecarAlice:Well,didyouhaveaTV?Grandma:No,wecouldn’t

one.Theywereexpensiveinthosedays.TheTVwasinventedaround1927,Ithink.Alice:Well,Iknowthatyoudidn’thavea

becausewelearnedinschoolthatpersonalcomputerswereinventedin1976.Grandma:You’reright.ButIhave

now!affordcomputerSummariesmoderninventionsbeinventedinneedtotakeahistoryclasscouldn’taffordoneinthosedayspersonalcomputers现代发明在某年、某地发明需要做某事上历史课买不起在过去个人电脑telephone手机：mobilephonecellphoneA:Whenwasthe…invented?B:Itwasinventedin_____.

1cTVtelevisionA:Whenwasthe…invented?B:Itwasinventedin_____.

computer私人电脑笔记本电脑personalcomputernotebookcomputerA:Whenwasthe…invented?B:Itwasinventedin_____.

carBenz(奔驰)A:Whenwasthe…invented?B:Itwasinventedin_____.

Languagepoints1.discover是“发现”的意思，是指发现原来就有而一直没被发现，如发现电、煤、石油等矿藏及新星、星系或科学真理等。ColumbusdiscoveredAmericain1492.1492年哥伦布发现了新大陆。Recentlytheyhavediscoveredacomet.最近他们发现了一颗彗星。2.find的意思是“寻找”，强调找的结果，并不指发现。I'vetriedtofindanothercopybutcouldn'tfindone.

我试图再找一本，但没能弄到。3.create指有目的地把原材料制成新产品，也指创造出原来不存在的或与众不同的事物。Mancreateshimself.人类创造了自己。Anovelistcreatescharactersandaplot.小说家塑造人物并设计情节。Exercise用invent,discover，find或create的形式填空，完成句子。1.When_____thestreamengine（蒸汽机）___?2.Ican’t____mybike,I’mlookingforit.3.Scientistsarenowtryingto___ifthisispossible.findwasinventeddiscover4.Doyouknowwho______theplane？5.He____quiteanumberofwonderfulcharactersinhisplay.inventedcreated用所给单词的正确形式填空：When

thetelephone

(invent)

?Thecomputercan

usdomathproblems(help).inventedwashelpInthoseday,thewomancouldn't

(afford)aTVbecausetheywerereallyexpensive.Afriendof

(I)cametoseemelastweek.Ithinkyouneed

(take)ahistoryclass.affordminetotake单项选择（）1.Thekindofcupisused_______drinking.A.toB.asC.byD.for（）2.Mymotherandmysisterkeptontalking,butmyfather________silentallthetime.A.gotB.keptC.turnedD.lookedDB（）3.Ithinkthes