2023学年完整公开课版period34

3a.Hateitorlikeit?

alarmclockcameralightbulbmicrowaveovenrefrigeratorPick-upheadairconditionerplasticbagCanyouthinkofothers?

Dialogue1:A:Whatisthis?B:Itisanalarmclock.A:Whatisitusedfor?B:Itisusedforwakingpeopleupinthemorning.A:Doyouthinkitisannoying?B:Sometimes,whenIwanttogoonsleeping.Dialogue2:

A:Whatisthis?B:Itisalightbulb.A:Whatisitusedfor?B:Itisusedforgivinglight.A:Doyouthinkitishelpful?B:Yes,Ithinkso.BecauseIalwaysdohomeworkandreadbooksintheeveningbyitslight.Dialogue3:A:Whatisthis?B:Itisamicrowaveoven.A:Whatisitusedfor?B:Itisusedforheatingcoldfoodandcookingmeals.A:Doyouthinkitishelpful?B:Yes,Ithinkso.BecausemyparentsareverybusyandIcanuseittocookmealsbymyself.3b.Pairwork

A:whatdoyouthinkisthemosthelpfulinvention?B:Ithinkthemosthelpfulinventionisthecomputer.A:whyisthat?B:BecauseithelpsmesearchtheinformationthatIneed.

Dialogue2:A:Whatdoyouthinkisthemostannoyinginvention?B:Ithinkthemostannoyinginventionistheair-conditioner.A:Whyisthat?B:Well,Ifeeluncomfortableintheroomwithanair-conditioner.A:Whatdoyouthinkarethemostannoyingorhelpfulinventions?B:Ithinkthetruckisthemostannoyinginventionandthesoundproofdoorandwindowisthemosthelpfulinvention.Dialogue3:Groupwork(4:P70)Whatwouldyoudoifyouarealoneonatinyisland?A:I’dliketohavesomematchesbecauseIcouldlightafiretokeepwarm.B:Yes,butthat’snotgoingtohelpyouleavetheisland.Ithinkitwouldbebettertohaveacellphone.Dialogue1:A:I’dliketohaveatelescopebecauseIcouldlookfar.B:Yes,butthat’snotgoingtohelpyouleavetheisland.Ithinkitwouldbebettertohaveasignallamp.Dialogue2:SectionBPeriod4

汉译英。（1）计算机是何时发明的？

（2）谁发明了计算机？

（3）计算器是用来做什么？

（4）你认为什么是最有用的发明？

（5）每天它能够给人们更多时间工作和玩。

1.Whenwas

thecomputerinvented?2.Whowasthecomputerinventedby?3.What’s

thecalculatorusedfor?4.Whatdoyouthinkisthemosthelpfulinvention?5.Itgivespeoplemoretimetoworkandplay

everyday.Revision:WritingcrispyandsaltyDescribehowfoodtastes.soursweetTastes

1.Canyoutellmefivetastes?

2.Whichfoodissour?

3.Whichfoodissweet?

4.Whichfoodisbitter?

5.Whichfoodissalty?

6.Whichfoodishot?

Soursweetbitterhotsaltyorangeyogurt

applebananateacoffeesaltpizzapepperonion

What’sthemosttraditionalbeverageinChina?

Teahasalonghistory.What’sthemosttraditionalbeverageinChina?

Teahasalonghistory.Teawasdiscovered3000yearsago.leavesItsmellspleasant.Ittastesbitterandsweet.There’san

ancientlegend

abouttea.blacktea红茶greentea绿茶milktea奶茶Whoinventedtea?

Didyouknowthattea,themostpopulardrinkintheworld(afterwater),wasinventedbyaccident?Althoughteawasn’tbroughttotheWesternworlduntil1610,thisbeveragewasdiscoveredoverthreethousandyearsbeforethat.Accordingto

anAncientChineselegend,theemperorShenNongDiscoveredteawhenhewasboilingdrinkingwateroveranopenfire.Someleavesfromanearbybushfellinto

thewaterandremainedthereforsometime.Theemperornoticedthattheleavesinthewaterproducedapleasantsmell.Laterhedecidedto

tastethehotmixture.Itwasquitedelicious.Andinthisway,oneoftheworld’sfavoritedrinkswasinvented.Readthearticleandwriteanswerstothequestions.Whatisthearticleabout?Itisabouttheinventionoftea.Itwasinventedoverthreethousandyearsbefore1610ItwasinventedbytheChineseemperorShenNong.Itwasinventedbyaccident.3.Whowasitinventedby?4.Howwasitinvented?2.Whenwasitinvented?偶然直到..才根据中国古代神话令人愉悦的气味用这种方法超过三千年决定做某事byaccidentnot…untilaccordingtoanancientChineselegendapleasantsmellinthiswayoverthreethousandyearsdecidetodosthWho:1What:teaWhen:over2Where:3How:someleaves4thewater…..Today:oneoftheworld’s5teaWho:ShenNongWhat:teaWhen:overthreethousandyearsWhere:ancientChinaHow:someleavesfellintothewater…..Today:oneoftheworld’sfavoritedrinkstearetell:Didyouknowthat___,themost______intheworld(afterwater),wasinvented_____?Althoughtea_______tothe______until1610,this___was___overthreethousandyearsbeforethat._____an_________,the___ShenNongdiscoveredteawhenhewasboiling______overanopenfire.Someleavesfroma____________thewaterand_____thereforsometime.Theemperor____thattheleavesinthewater___a______.Laterhe______tastethe_____.Itwasquitedelicious.And________,oneoftheworld’sfavoritedrinks_______.teapopulardrinkbyaccidentwasn’tbroughtwesternworldbeveragediscoveredAccordingtoancientChineselegendemperordrinkingwaternearbybushfellintoremainednoticedproducedPleasantsmelldecidedtohotmixtureinthiswaywasinventedFrompieplatetoflyingdisk.Theflyingdiskwasinventedbycollegestudents.

TheyusedametalpieplatefromabakeryinBridgeport,Connecticut.Studentsatethebakery’spiesandthenthrewthepieplates.Today,thereareflyingdiskclubs,magazinesandafestival.Writeanarticleusingthenotesinthebox.Who:1What:2When:3Where:bakeryBridgeport,ConnecticutWhy:newtoyHow:studentseatpie,4Today:5Writeanarticleusingthenotesinthebox.Who:

collegestudentsWhat:flyingdiskWhen:

1950Where:bakeryBridgeport,ConnecticutWhy:newtoyHow:studentseatpie,throwpieplatesToday:

clubs,magazines,festivalFrompieplatetoflyingdisk.

Theflyingdiskwasinventedbycollegestudents.Itwasinventedinthe1950s.TheoriginalflyingdiskwasreallyametalpieplatefromabakeryinBridgeport,Connecticut.Thestudentstherelikedtoeatthebakerypies.Andthentheythrewthepieplatesaround.Nowthisgameisverypopulararoundtheworld.Andthereareflyingdiskclubs,aflyingdiskmagazineandevenanationalflyingdiskfestivalinSeptember.1.Woodcanbeusedfor______paper.A.makingB.tomakeC.made D.make2．-Doyouthinkthelightbulbswereinvented_____?–No,Idon’tthingso.A.bymistakes B.bymistakeC.formistake D.withmistakesA

B

1.电拖鞋是什么时候发明的？

When_____theelectric________invented?2.它们是由谁发明的？

______weretheyinvented______?3.妈妈加了盐，但它仍然不够咸。

Momaddedsaltbutitstillwasn’t____________.wereslippersWhoby

saltyenough

１Thealarmclockisoneofthemostannoying________（发明）.2Thescoops_______(use)forhavingsoup.=Thescoops______(use)____havesoup.3Thealarmclockisusedfor_________（叫醒我）４Thepotatochipswereinventedbyachef.______thepotatochips________by?By_________thepotatochips______?5Thetelephonewasinventedin1876.______thetelephone____?达标练习inventionsareusedareusedtowakingmeupWhowereinventedwhomwereinventedWhenwas

inventedRevision:Writing1.Weusethe________tocount.Thecalculator____________calculatorisusedforcounting.

Themicrowaveoven_________________________2.Weuse___________________to

makethefoodhot.themicrowaveovenisusedfor3.The_______isusedfor_______________.(talkwithpeople)talkingwithpeopletelephonemakingthefoodhot.4.Who_____lightbulbs_________by?5.Thecomputer________________1976.wereinventedwasinventedin1.I

open

thedoor.Thedoor

is

opened

by

me.2.Heoftenhelps

homelesspeople.Homelesspeople

areoftenhelped

by

him.3.I

handedout

somepapersjustnow.Somepapers

werehandedout

by

mejustnow.主动语态:主语是动作的执行者。被动语态:主语是动作的承受者。被动语态结构为：(主动语态)(主动语态)(主动语态)(被动语态)(被动)(被动语态)be+过去分词将下列句子变为被动语态。Revision:WritingExercise把下列句子变成被动句1.Bellinventedthetelephone.2.Tomboughtsomebooksyesterday.ThetelephonewasinventedbyBell.Somebookswereboughtyesterday.3.Theyvisitedthecitylastyear.4.MrGreenofteninvitesmetohishouse.5.Peopleallovertheworldlovefootball.Thecitywasvisitedbythemlastyear.IamofteninvitedbyMrGreentohishouse.Footballislovedbypeopleallovertheworld.6、