2024-2025学年人教版初中英语九年级（上）教案 UNIT 6 Section A（3a-4c）第2课时

UNIT6Whenwasitinvented?SectionA(3a—4c)第2课时设计说明本课时学习茶发明的相关阅读。教学时通过一段有关茶艺的录像导入新课：茶是谁发明的，什么时候发明的及怎样发明的；然后通过速读、细读的方法，引导学生逐步理解课文；单元语法教学先让学生通过课文中的被动语态的句子感知体验，然后归纳总结，最后通过练习加以巩固。教学目标通过本课时的学习，让学生达成以下目标：1.知识目标(1)单词：accidental,ruler,boil,remain,smell,sage,national,trade,popularity,doubt,fridge,low,somebody,translate,lock,ring,earthquake,sudden,bell,biscuit,cookie,musical,instrument(2)短语：byaccident,takeplace,withoutdoubt,allofasudden②ItissaidthataChineserulercalledShenNongwasthefirsttodiscoverteaasadrink.③InEngland,teadidn’tappearuntilaround1660...2.能力目标：(1)了解茶的发明及传播;(2)掌握一般过去时的被动语态的用法。3.情感目标：了解中国传统文化，培养学生的民族自豪感。重点难点1.重点：(1)本课时的单词、短语和句型;(2)一般过去时的被动语态。2.难点：(1)运用被动语态谈论发明;(2)一般过去时的主动语态和被动语态之间的转化。教学准备PPT课件教学过程Step1Lead-inPlayashortvideoforthestudentstolearnaboutChinesetea.Step2ReadingFastreading1.Skimthepassageandthenanswerthequestions.(1)Whenwasteainvented?(2)Whoinventedtea?(3)Howwasitinvented?Checktheanswersonebyone.Answers:(1)About5,000yearsago.(2)ItwasinventedbyaChineserulercalledShenNong．(3)Itwasinventedbyaccident.2.Readthepassagequicklyandmatcheachparagraphwithitsmainidea.Paragraph1LuYuandhisbookChaJingParagraph2HowteaspreadtoothercountriesParagraph3HowteawasinventedbyaccidentChecktheanswers.Answers:Paragraph1LuYuandhisbookChaJingParagraph2HowteaspreadtoothercountriesParagraph3HowteawasinventedbyaccidentCarefulreading1.Readandchoosetherightanswers.(1)Whatisthepassageabout?A.Whatteais. B.Whereteacomesfrom.C.Howteawasinvented. D.Howacupofteaismade.(2)Teawasn’tinventedbyaccident,wasit?A.Yes,itwasn’t. B.Yes,itdid.C.No,itwasn’t. D.Yes,itwas.(3)WhendidteaappearinEngland?A.Around1660. B.Around1670.C.Around1760. D.Around1770.(4)Wherewasteainvented?A.InChina. B.InSingapore.C.InEngland. D.Wedon’tknow.Checktheanswersonebyone.Answers:(1)—(4)CDAA2.ReadPara.1andcompletethechart.Who:_____________What:_____________Where(country):_____________How:ShenNongwas_________drinkingwaterwhensomeleaves_______________thewaterand________thereforsometime.It__________apleasantsmell.ShenNong________thebrownwaterandittasteddelicious.Result:Oneoftheworld’sfavorite_________wasinvented.Checktheanswers.Answers:ShenNong,tea,China,boiling,fellinto,remainedproduced,tasted,drinks3.ReadPara.2andcompletethepassage.Afew_______yearslater,LuYu,“thesageoftea”,_______ShenNonginhisbookChaJing.Thebookdescribeshowteaplants_______andusedtomaketea.Anditalsodiscusseswherethefinesttealeaves______andwhatkindsofwater_______.Answers:thousand,mentioned,wereplanted,wereproduced,wereused4.ReadPara.3andcompletethesentences.(1)TeawasbroughttoKoreaandJapanduring_________________________.(2)InEngland,teadidn’tappearuntilaround_____________.(3)___________.Checktheanswers.Answers:(1)the6thand7thcenturies(2)1660(3)19thcenturyPostreadingTask1Readthepassageagainandanswerthequestions.(1)Whenwasteafirstdrunk?(2)Howwasteainvented?(3)Whoiscalled“thesageoftea”?(4)WhatisChaJingabout?(5)Whenwasteabroughttoothercountries?Checktheanswersonebyone.Answers:(1)Itwasfirstdrunkabout5,000yearsago.(2)SomeleavesfromateaplantfellintotheboilingwaterwhenShenNongwasboilingdrinkingwateroveranopenfire.Itproducedanicesmellandtasteddelicious.(3)LuYuiscalled“thesageoftea”.(4)Itdescribeshowteaplantsweregrownandusedtomaketea.(5)ItwasbroughttoKoreaandJapanduringthe6thand7thcenturiesandtoEnglandaround1660.Task2Workon3c.Completethesentenceswiththecorrectformsoftheverbsinthebox.inventdrinkbringproducetrade1.Oneoftheworld’sfavoritedrinkswas_________byaccident.2.Teawasfirst________byShenNongabout5,000yearsago.3.Anicesmellwas_________whenthetealeavesdroppedintothehotwater.4.Teawas________toKoreaandJapanduringthe6thand7thcenturies.5.Teaisnow_______betweenmanydifferentcountries.Checktheanswersonebyone.Theanswersare:1.invented2.drunk3.produced4.brought5.tradedStep3GrammarFocusFindthesentenceswithpassivevoiceinthesimplepasttense.一般过去时的被动语态的构成：was/were+及物动词的过去分词。一般过去时的被动语态的句型:肯定句:主语+was/were+及物动词的过去分词(+by…).Thenewswaspublishedbythegovernment.否定句:主语+was/were+not+及物动词的过去分词(+by…).Thenewswasn’tpublishedbythegovernment.一般疑问句:Was/Were+主语+及物动词的过去分词(+by…)?Wasthenewspublishedbythegovernment?特殊疑问句:疑问词+was/were+主语+及物动词的过去分词(+by...)?Whenwasthenewspublishedbythegovernment?【拓展】(1)“不及物动词+介词/副词”构成的短语动词，变为被动句时，要把它们作为整体看待，介词或副词不可与其动词拆开或漏掉。如：Ourhomeworkwashandedinyesterdayafternoon.昨天下午我们的作业被交上了。Thehousewasfixedupbymyfather.房子被我父亲修缮了。(2)含有双宾语的主动句变被动句时，可将主动句中的直接宾语或间接宾语变为被动句中的主语。如果把主动句中的直接宾语(指物)变为被动句中的主语，则需在间接宾语(指人)前加适当的介词to或for。如:主动结构：Dannygavemeaticketjustnow.刚才丹尼给了我一张票。被动结构：AticketwasgiventomebyDannyjustnow.(直接宾语作主语)IwasgivenaticketbyDannyjustnow.(间接宾语作主语)(3)有些动词常用其主动形式表示被动意义，如sell,wash,write等和表示感觉、知觉的系动词feel,sound,taste,smell等。如：Thiskindofdresssellswell.这种裙子卖得好。Thefishtastesverydelicious.鱼肉尝起来很美味。(4)在主动句中,使役动词(如make等)和感官动词(如see,watch,notice,hear等)后面常接不带to的动词不定式作宾语补足语;但在被动句中，这些词后面的动词不定式都需要带to。如：→Weweremadetoworkfortenhourstodaybytheboss.MomheardBensinginthenextroom.妈妈听到本在隔壁房间唱歌了。→BenwasheardtosinginthenextroombyMom.【助记】感官动词一感二听三让四看主动句中to离开，被动句中to回来Step4PracticeWorkon4a.Rewritethesentencesusingthepassivevoice.1.Theysoldthefridgeatalowprice._______________________________2.Somebodystolemycamerafrommyhotelroom._________________________________3.Wheredidyoutakethesephotos?__________________________________4.Ourparentsadvisedusnottogooutalone.__________________________________5.Differentwriterstranslatedthebookintodifferentlanguages.__________________________________Checktheanswersonebyone.Answers:1.Thefridgewassoldatalowprice.2.Mycamerawasstolenfrommyhotelroom.3.Wherewerethesephotostaken?4.Wewereadvisedbyourparentsnottogooutalone.5.Thebookwastranslatedintodifferentlanguagesbydifferentwriters.Workon4b.Completethesentenceswiththecorrectformsoftheverbsinthebox.eatlikeinvitetelllockringbreakbring1.You____________tothepartylastnight,weren’tyou?Whydidn’tyougo?2.Theearthquakehappenedallofasudden,butluckilythevillagers________toasafeplace.3.Thedoor__________whenwearrived,sowe________thebell.4.Thestudents_________nottoeatordrinkinclass,butRuby________therulewhenshestartedeatingabiscuitinscienceclass.5.Thecookies__________bythehungrykidsinlessthan20minutes,andtheyreally________them.Checktheanswersonebyone.Answers:1.wereinvited2.werebrought3.waslocked;rang4.weretold;broke5.wereeaten;likedWorkon4c.Decidewhetheractiveorpassiveformsshouldbeusedinthesesentences.Writethecorrectformsintheblanks.Thetelephone________(invent)byAlexanderGrahamBell.He________(born)in1847.Mr.Bell________(work)ontheinventionofthetelephonewithThomasWatson.In1875,Mr.Bell________(learn)howtosendmusicalnotes________(invent)in1876.Thefirstsentencethat________(say)onthetelephonebyMr.Bellwas“Mr.Watson,comehere;Iwanttoseeyou.”Todaythetelephone________(use)aroundtheworld.Checktheanswersonebyone.Answers:wasinvented;wasborn;worked;learned;wasinvented;wassaid;isusedStep5Languagepoints1.ItissaidthataChineserulercalledShenNongwasthefirsttodiscoverteaasadrink.据说一位叫作神农的中国统治者最早发现了茶可以饮用。thefirsttodosth.第一个做……的人Itissaidthat…据说……(that后接完整的句子)【拓展】Itisbelievedthat...人们认为……，人们相信……Itisknownthat...众所周知……Itisreportedthat...据报道……2.Someleavesfromateaplantfellintothewaterandremainedthereforsometime.一些叶子从茶树上落入水里并在里面停留了一段时间。remain(1)v.某人或某事物仍保持某种状态Heremainedsilent.他保持沉默。Itremainsasecret.这仍然是个秘密。(2)v.剩下；剩余；遗留Aftertheflood,nothingremainedofthevillage.洪水过后，村庄荡然无存。3.TheteatradefromChinatoWesterncountriestookplaceinthe19thcentury.从中国到西方国家的茶叶贸易始于19世纪。takeplace发生；出现Greatchangeshavetakenplaceinourhometownduringthepasttenyears.在过去的十年里,我们家乡发生了巨大的变化。Themeetingwilltakeplacesoon.会议即将举行。Step6Summarybyaccident 偶然;意外地Itissaid/believedthat... 据说……/相信……thefirsttodosth. 第一个做某事的人fallinto 落入bebroughttosp. 被带到某地takeplace 发生;出现helptodosth. 帮助做某事helpsb.(to)dosth. 帮助某人做某事=helpsb.withsth.eventhough 即使withoutdoubt 毫无疑问;的确Step7Homework1.Reviewthepassageandthegrammarwehavelearnttoday.2.Preview1a—1eonpage45.当堂达标Ⅰ.用所给单词的适当形式填空。1.Henrywatchedthemilkuntilit________(boil)andthenturnedoffthegas.2.Afterthebigearthquake,theancienthouse________(remain)safe.Itwasamazing.3.Heisabasketballplayerandhestartedtoplayforthe________(nation)teamat19.4.Thepyramidswerebuilttoprotectthetombs(坟墓)of________(rule)orotherimportantpersons.Ⅱ.根据句意及所给汉语提示完成下列句子，每空词数不限。1.Manyhouses____________(damage)bytheearthquakeandthousandsofpeoplewerelefthomeless.2.UNICEF(联合国儿童基金会)_____