2023学年完整公开课版Unit9Whenwasitinvented42

SectionBcrispyandsaltyDescribehowfoodtastes.potatochipssourlemonsweet

icecreamtea

sweet_____________thatpotatochipswereinventedbymistake?Chips____________byachefcalledGeorgeCrum.Theywereinventedin______.GeorgeCrumcookedthemforalongtimeuntilthey___________Andhesprinkledlotsofsaltonthemsotheywere__________.ThehistoryofchipsDidyouknowwereinvented1853werecrispyreallysalty

1.Whatisthisarticleabout?Ithinkitisabouttheinventionoftea.2.Wasitinventedonpurposeorbyaccident?Byaccident.Thefirstsentencetellsusthat.3.Whenwasitinvented?Over3,000yearsbefore1610.4.Whoinventedit?TheemperorShenNong.5.Howwasitinvented?

Itwasinventedbyaccident.Explanation1.Although

teawasn’tbroughttothewesternworlduntil1610,thisbeveragewasdiscoveredoverthreethousandyearsbeforethat.

虽然茶直到1610年才传入西方世界,但这种饮料在三千多年前就被发现了。(1)although

作连词,意为“虽然,尽管”,引导让步状语从句,我们不能根据汉语习惯,在后面使用连词but,不过它可以与yet,still连用;若主从句的主语相同,且从句谓语含有动词be,可将从句主语和动词be省略。

Although(itwas)snowing,itwasnotverycold.

虽然在下雪,但是天气不是很冷。

Thereisairaroundus,although

wecan’tseeit.

尽管我们看不见,但我们周围全是空气。not…until

意为“直到……才”until引导一个时间状语从句。

Hedidnotgotobed

until

hisfathercamehome.

直到他爸爸回家时他才睡觉。2.AccordingtoanancientChineselegend,theemperorShenNongdiscoveredteawhenhewasboilingdrinkingwateroveranopenair.

根据中国古代的一个传说,神农帝在户外的火上烧饮用水时发现了茶叶。

Accordingto

是个短语介词,意为“根据……;依照……”后接代词,名词或由疑问词以及whether引出的名词性从句。

Accordingtotheradio,itwillraintomorrow.根据收音机说,明天有雨。

Accordingtowhatyousaidjustnow,hewasrightthen.

根据你刚才说的,那么他就对了。leaf的复数形式为leavesremain

表示“继续留在某处”3.Someleavesfromanearbybushfellintothewaterandremained

thereforsometime.

一些叶子从附近的灌木丛落到水里。并在水里浸泡了一段时间。Howlongwillyouremainhere?

你要在此地停留多久?fallinto“落入,陷入”

Hewasdrunkandfellintothewater.

他酒醉跌落水中。4.Theemperornoticedthattheleavesinthewaterproducedapleasantsmell.国王注意到,水里的叶子发出一种宜人的香味.(1)Notice

作动词,意为“注意到”,后可以接:名词或代词.如:Ididn’tnoticeyourparents.我没注意到你的父母亲.(2)从句.如:Inoticedthatyouweren’tamongthecontestants.我注意到你没有参加比赛.(3)复合结构Didyounoticehimrepairhiscaryesterdayevening?昨晚你注意到他修车了吗?Inoticedhersinginginthenextroom.我注意到她正在隔壁唱歌.

(2)介词over

在此意为“在……正方”而介词above指“在……的上方”;介词on指“在……的上面”1.

mostpopulardrinkTEA

10.

wasdelicious5.byemperorSNdiscovered2.byaccident

invented3.in1610brought4.over3000yearsagoboilingoveranopenfire

6fillintothewater

7producedpleasantsmell

8taste

thehotmixture

9discoveredWriting(3b:P72)AsampleversionFrompieplatetoflyingdiskTheflyingdiskwasinventedbycollegestudents.Flyingdiskisametalpieplate.Inthe1950s,severalcollegestudentsatepiesmadebyabakeryinBridgeport,Connecticut.Theyfounditinterestingtothrowthepieplateswitheachother.Thenitbecameagame.Today,thereareflyingdiskclubs,magazinesandevenafestival.SelfCheck(2:P73)

TheabacuswasinventedinthesixthcenturybyChinesepeople.Theumbrellawasinventedabout4000yearsagoinAssyria,ChinaandEgypt.InItalyin1854,IgnatioPorroinventedthebinoculars.TheCamerawasinventedbyJosephNicephoreNiepcein1827whotookthefirstpicture.Thebicyclewasinventedinthe1880sinEngland.Thankyouforlistening!Doyouknowwhenbasketballwasinvented?JamesNaismith1861公园park学校school工厂factory美国America英国EnglandTHEGAMEforfunandexercise200countriesAMERICANowplayedeverywhereCHINAPlayedinHESTORYBASKETBALLEQUIPMENTfactoriesparksschoolsforeignplayersinNBAballcourtbasketballplayedindoors100yearsoldJamesNesmith9teamplayersCanadiandoctor1stgameplayedin1891onwoodenfloornocontactaimtoscore“baskets”Whoinventedbasketball?2.WhyweretheBerlinOlympicsimportantforbasketball?3.Whatistheaimofbasketball?4.NameaprofessionalbasketballorganizationinAmerica.JamesNaismith.

ItwasthefirsttimebasketballwasplayedasanOlympicevent.Togettheballintothehoop(basket).TheNationalBasketballAssociation.

根据句意，填空。1.Theabacuswas___________byChinesepeople.2.LiLeilikes______cookiesbecausetheyarehard,dryandeasilybroken.3.Themeatproduceda__________smell.4.Themostpopulardrinkintheworldwasinventedby___________.5.Ithinkthemostusefulinventionisthe______________oven.6.Therearemany___________(发明)inthismuseum.7.Howwasthetea___________(发明)?8.Silkis__________(生产)inSuzhouandHangzhou.9.Healwaysmakesalotof___________(错误)inclass.10.Therearemanyyellow_______(叶子)ontheroad.accident,invent,microwave,crispy,pleasantinventedcrispypleasantaccidentmicrowaveinventionsinventedproducedmistakesleaves句型转换1.Peopleallovertheworldenjoysurfing.(同义句转换)Surfing____________bypeopleallovertheworld.2.Whenhewasthirty,TomdecidedtomovetoLondon.(同义句转换）

Atthe______ofthirty,Tommadea__________tomovetoLondon.3.Katetookgoodcareofthebabyyesterdayevening.(改为被动句）

Thebaby_______________________________byKateyesterdayevening.4.Shewasseentocomeoutofthelibrarybyhim.(改为主动句)He__________________outofthelibrary.5.TheLeaguewasfoundedinGuangzhouin1922.(对画线部分提问)________________________theLeague__________?isenjoyedagedecisionwastakengoodcareofsawhercomeWhenandwherewasfounded6.Didyouseethefilmlastnight?(改为被动句)______thefilm______byyoulastnight?7.LiLeigaveTomanewpenlastweek.(改为被动句)Anewpen__________________Tomlastweek.8.Hedidn’tgotobedbeforehefinishedhiswork.(同义句转换)He____________gotobed______hefinishedhiswork.9.Theyareusedforseeinginthedark

.(对画线部分提问)______aretheyused______?10.Ithinkthemosthelpfulinventionisthelightbulb.(对画线部分提问)______doyouthink______themosthelpfulinvention?Was

seenwasgiventodidnotuntilWhat

forWhatis11.Hisfatherboughtacomputerforhimlastmonth.(改为被动句)Acomputer_______________forhimlastmonth.12.Englishiswidelyspokenintheworld.(改为主动句)People______English______intheworld.13.Itwasinventedin1888.(对画线部分提问)______wasit_________?wasboughtspeakwidelyWheninvented主动语态变被动语态的几点特殊变法：１．如果宾语是that从句，变为被动结构时可用it作为被动句的形式主语，或把宾语从句的主语变为被动句的主语，从句的谓语动词变为不定式短语。如:Theyknowthatheisateacher.2.双宾语变为被动语态时，把一个宾语变为主语另一个不变，如果将直宾变为主语时，间宾前要加to

或

for

。Hetoldheralongstory.

Itisknownthatheisateacher.

Heisknown

thattobeateacher.Alongstorywastoldtoher.

Iwasbought

anewcoat.Anewcoatwasboughtforme.

Shewastoldalongstory.Motherboughtmeanewcoat.3.复合宾语变为被动语态时,只将宾语变为被动结构中的主语,宾语补足语不变。Ifoundhimlying