2023學(xué)年完整公開(kāi)課版Unit9Whenwasitinvented29

Let’smakeupsomepuzzles

Hereisabox.Youcanuseittocookmanykindsofdeliciousfood,suchasfish,chicken,meatandrice.Youcanalsouseittomakecolddishandfoodhotinafewminutes.

Let’smakeupsomepuzzles

Hereisanotherboxwithabeautifulglassface.ItlookslikeaTV,butitisn’taTV.Itcanbeusedforworkingveryfast.Itcanhelpyoustudyorwork.

Thislittlethinghasgotnumbersfrom0to9.Itisverysmall,soyoucanputitintoyourpocket.Whereveryougo,youcanuseittotalktoyourfriendsandyourfamiliesfaraway.Hereisabigbox.Itcanmakeyourclothescleanandyourhouseworkeasy.Withitshelpyoucanhavemoretimetorelaxortowork.Playaguessinggame

Wasthe…inventedin…/…ago?date

TheabacuswasinventedinthesixthcenturybyChinesepeople.Theumbrellawasinventedabout4,000yearsagoinAssyria,ChinaandEgypt.Thebinocularswasinventedin1854byGalileoPorroinItaly.Thecamerawasinventedin1827byJosephNicephore

Niepcewhotookthefirstpicture.Thebicyclewasinventedin1880sinEngland.Challengeyourthinking

Whatwouldyoudoifyouarealoneonatinyisland?Choosefiveinventionsyouwouldliketohaveontheislandwithyou.Tellthegroupwhatyouchoseandwhy.A:I’dliketohavesomematchesbecauseIcouldlightafiretokeepwarm.B:Yes,butthat’snotgoingtohelpyouleavetheisland.Ithinkitwouldbebettertohaveamobilephone.Whatwouldyouchoose

ifyouwereontheislandalone?MatchesFoodClothesTelephoneMp3MoneyTastes

1.Canyoutellmefivetastes?

2.Whichfoodissour?

3.Whichfoodissweet?

4.Whichfoodisbitter?

5.Whichfoodissalty?

6.Whichfoodishot?

Soursweetbitterhotsaltyorangeyogurt

applebananateacoffeesaltpizzapepperonion

crispyandsalty-Howdoesittaste?-Ittastes…sour-Howdoesittaste?-Ittastes…

sweet-Howdoesittaste?-Ittastes…sweet

-Howdoesittaste?-Ittastes…-Whatkindoffooddoyoulike?-Ilikefoodthattastes…crispysaltysoursweet

Thehistoryofchips1.Idon’tlikeeatingchocolate.Thetasteistoo_______.2.Momaddedsaltbutitstillwasn’t_____enough.3.Ipreferlemonstooranges.Ilikethe_______taste.4.Shelikes________cookies.Theyarehard,dryandeasilybroken.crispysweetsaltysourcrispysweetsaltysourListening(2a,2b:P71)Thepotatochipswereinventedbymistake.2.Theywereinventedin1863.3.Thecustomerthoughtthepotatoesweren’tthinenough.TFT4.Thecustomersaidtheyweren’tsaltyenough.5.Georgewantedtomakethecustomerhappy.6.Thecustomerwashappyintheend.TFF_____________thatpotatochipswereinventedbymistake?Chips_______________byachefcalledGeorgeCrum.Theywereinventedin______.GeorgeCrumcookedthemforalongtimeuntilthey___________Andhesprinkledlotsofsaltonthemsotheywere__________.ThehistoryofchipsDidyouknowwereinvented1853werecrispyreallysaltyPairworkMakeupashortdialogueaboutthehistoryofpotatochipswithyourpartner.和你的同伴一起編排一段有關(guān)薯片歷史的對(duì)話Gothroughthelongpassageandtrytofindthemainideasaboutthepassage,Thenwriteapassageaboutitforshort.快速閱讀該長(zhǎng)篇文章，設(shè)法找出文章中的大意，并進(jìn)行縮寫。1.Woodcanbeusedfor______paper.A.makingB.tomakeC.made D.make2．-Doyouthinkthelightbulbswereinvented_____?–No,Idon’tthingso.A.bymistakes B.bymistakeC.formistake D.withmistakesA

B

1.電拖鞋是什么時(shí)候發(fā)明的？

When_____theelectric________invented?2.它們是由誰(shuí)發(fā)明的？

______weretheyinvented______?3.媽媽加了鹽，但它仍然不夠咸。

Momaddedsaltbutitstillwasn’t____________.wereslippersWhoby

saltyenough

１Thealarmclockisoneofthemostannoying________（發(fā)明）.2Thescoops_______(use)forhavingsoup.=Thescoops______(use)____havesoup.3Thealarmclockisusedfor_________（叫醒我）４Thepotatochipswereinventedbyachef.______thepotatochips________by?By_________thepotatochips______?5Thetelephonewasinventedin1876.______thetelephone____?達(dá)標(biāo)練習(xí)inventionsareusedareusedtowakingmeupWhowereinventedwhomwereinventedWhenwas

inventedRevision:Writing1.Weusethe________tocount.Thecalculator____________calculatorisusedforcounting.

Themicrowaveoven_________________________2.Weuse___________________to

makethefoodhot.themicrowaveovenisusedfor3.The_______isusedfor_______________.(talkwithpeople)talkingwithpeopletelephonemakingthefoodhot.

4.Who_____light

bulbs_________by?5.Thecomputer________________1976.wereinventedwasinventedin

漢譯英。（1）計(jì)算機(jī)是何時(shí)發(fā)明的？

（2）誰(shuí)發(fā)明了計(jì)算機(jī)？

（3）計(jì)算器是用來(lái)做什么？

（4）你認(rèn)為什么是最有用的發(fā)明？

（5）每天它能夠給人們更多時(shí)間工作和玩。

1.Whenwasthecomputerinvented?2.Whowasthecomputerinventedby?3.What’s

thecalculatorusedfor?4.Whatdoyouthinkisthemosthelpfulinvention?5.Itgivespeoplemoretimetoworkandplay

everyday.Revision:Writing1.I

open

thedoor.Thedoor

is

opened

by

me.2.Heoftenhelps

homelesspeople.Homelesspeople

areoftenhelped

by

him.3.I

handedout

somepapersjustnow.Somepapers

werehandedout

by

mejustnow.主動(dòng)語(yǔ)態(tài):主語(yǔ)是動(dòng)作的執(zhí)行者。被動(dòng)語(yǔ)態(tài):主語(yǔ)是動(dòng)作的承受者。被動(dòng)語(yǔ)態(tài)結(jié)構(gòu)為：(主動(dòng)語(yǔ)態(tài))(主動(dòng)語(yǔ)態(tài))(主動(dòng)語(yǔ)態(tài))(被動(dòng)語(yǔ)態(tài))(被動(dòng))(被動(dòng)語(yǔ)態(tài))be+過(guò)去分詞將下列句子變?yōu)楸粍?dòng)語(yǔ)態(tài)。Revision:WritingExercise把下列句子變成被動(dòng)句1.Bellinventedthetelephone.2.Tomboughtsomebooksyesterday.ThetelephonewasinventedbyBell.Somebookswereboughtyesterday.3.Theyvisitedthecitylastyear.4.MrGreenofteninvitesmetohishouse.5.Peopleallovertheworldlovefootball.Thecitywasvisitedbythemlastyear.Iamofteninvitedby

MrGreentohishouse.Footballislovedbypeopleallovertheworld.6、TheyhavegrownriceinSouthChina.7.Wemustplantmoretreesnextyear.

8.Iamgoingtocleanourclassroomtomorrow.Moretreesmustbeplantednextyear.Ourclassroomisgoingtobecleanedtomorrow.RicehasbeengrowninSouthChina.把被動(dòng)句變疑問(wèn).HasricebeengrowninSouthChina？變被動(dòng)語(yǔ)態(tài)的特殊情況一、雙賓語(yǔ)buy/makesb

sth=buy/makesth

for

sbgivesb

sth=givesth

to

sb1.Myfatherboughtmeacomputer.Acomputerwasboughtformebymyfather.Iwasboughtacomputerbymyfather.2.Hegivesmeabook.Abookisgiventomebyhim.IamgivenabookbyhimSth+be+過(guò)去分詞+for/tosb+bysb.Sb+be+過(guò)去分詞sth+bysb二、無(wú)to不定式

一感二聽(tīng)三讓四看feellistento.hearlet.have.makewatch.see.lookat.notice變?yōu)楸粍?dòng)時(shí)加上toeg.Weoftenseehimplaybasketball.Heisoftenseentoplaybasketballbyus.Thebossmadethechildrenworkforlong.Thechildrenweremadetoworkforlongbythe