Unit 5 Humans and Nature Lesson 1 教案 高中英語(yǔ)北師大版（2019）必修第二冊(cè)

Unit5HumansandNatureLesson1ASeaStory教學(xué)設(shè)計(jì)科目：英語(yǔ)課題：Lesson1ASeaStory課時(shí)：1課時(shí)教學(xué)目標(biāo)與核心素養(yǎng)：知識(shí)目標(biāo)：Studentscanlearnsomenewwordsandexpressionsandrelativeclauses.能力目標(biāo)：Studentscanhaveafurtherunderstandingofthepassage.情感目標(biāo)：Studentscanthinkindividuallyandlearncooperatively.教學(xué)重難點(diǎn)教學(xué)重點(diǎn)：Howtolearnthenewwordsandexpressionsandrelativeclauses.教學(xué)難點(diǎn)：Howtomakestudentshaveabetterunderstandingofthepassage.課前準(zhǔn)備：多媒體，黑板，粉筆教學(xué)過(guò)程：一、Pre-reading1.Greeting2.Leading-inACTIVATEANDSHARE教師活動(dòng)：(1)教師活動(dòng)：教師提問(wèn)Doyouknowanystoriesaboutpeopleandthesea?Lookatthepicturesbelow.Usethewordsandphrasesbelowtodescribethepictures.afishermanafishingboatawhirlpoolwavestoescapetosurviveastormtofloatwildExampleAfishermanistryingtosurviveastorm.While-readingREADANDEXPLORE1.學(xué)生活動(dòng)：回答問(wèn)題。Youaregoingtoreadatextadaptedfromtheshortstory"ADescentintotheMaelstr?m".Readthefactfileontheright.Answerthequestions.1.Whatisa"Moskoe-strom"?(ItisasystemoftidalwhirlpoolsintheNorwegianSea.)2.Whowrotethestory?(EdgarAllanPoewrotethestory.)3.Whatdoyouthinkwillhappeninthestory?2.學(xué)生活動(dòng)：閱讀文章，討論問(wèn)題。Readthetext.Discussthequestions.1.Whoarethemaincharactersinthestory?(Themaincharactersarethefishermanandhisbrothers.)2.Whoistellingthestory?(Thefishermanistellingthestory.)3.Whenandwheredidthestoryhappen?(Thisstoryhappenedaboutthreeyearsagointhesea.)4.Whateffectdidtheterribleexperiencehaveonthestoryteller?(Itbrokehisbodyandsoul./Ittooklessthanasingledaytochangehishairfromblacktowhite.)3.學(xué)生活動(dòng)：閱讀文章，完成練習(xí)。Readthestoryagain.Completetheinformationintheboxes.Thenaddthestoryteller'sfeelingsduringeachsituation.Whenwewerecomingbackfromtheislands,thesky________________.Thenahugewave________________andmyyoungerbrother_________________.Myelderbrother________________"Moskoe-strom!"Thestoryteller'sfeelings:_________________Thewindandthewavescarriedus_________________.Then,wewere_________________it.Suddenly,we_________________.Thestoryteller'sfeelings:_________________Theboatwasontheinsideof________________andweweregoinground_________________.AfterImadethreeimportantobservations,Itiedmyselfto_________________.Itriedtomakemybrother_________________,buthewas_________________.Thestoryteller'sfeelings:_________________Soonafterwards,thewhirlpool_________________.Thewavessooncarriedmeawayandfinallyaboat_________________.Thestoryteller'sfeelings:_________________(Suggestedanswers:wascoveredwithdarkclouds;coveredourboat;fellintothesea;criedoutThestorytellerwasfrightened.towardsthedirectionofthewhirlpool;ontheedgeof;wentovertheedgeThestorytellerwashopeless.thehugewhirlpool;incirclesatgreatspeed;abarreltohelpmefloat;understand;toofrightenedtogetitThestorytellerwascalm.becamelesswild;pickedmeupThestorytellerwastired.)三、After-reading1.學(xué)生活動(dòng)：GroupWork.Thinkandshare.1.Whatwerethethreeobservationsthestorytellermade?(Thethreeobservationswere:thelargeobjectsfellintothewhirlpoolquicker,andtheroundobjectsandtube-shapedobjectsdidnotgointothewhirlpoolasquickly.)2.Whydidthestorytellersurvivewhilehiselderbrotherdidn't?(Thefishermansurvivedbecausehewascalminthewhirlpoolandmadeclearobservations.Basedontheobservation,hesavedhimselfbytyinghimselftoabarreltohelphimfloatandjumpedintothesea.)3.Whatdoesthestorytellermeanby"ittookonlysixhourstobreakmybodyandsoul"?(TheMoskoe-stromlastedsixhours.Thisbrokehisbodyasthestormbatteredhimabout.Itbrokehissoulashelosttwobrothersinthattime.Theterrorofthemaelstr?mhashadaverynegativeeffectonhismindandbody,whichhedoesn'tthinktheywilleverrecoverfrom.)4.Whatlessonshaveyoulearntfromthestory?Giveyourreasons.(Fromthisstory,welearnthatstayingcalmisveryimportantevenwhenweareinanextremelydangeroussituation.Atthesametime,weshouldobservewhatishappeningandtrytofindoutwaystoescapefromthedanger.)5.Whatisthestorytryingtosayabouttherelationshipbetweenhumansandnature?(Thestoryshowsthefollowingrelationshipsbetweenhumansandnature:·Humansdependonnature.·Humanpowerissosmallcomparedwithnature.·Humansmaybedestroyedbynatureundercertaincircumstances.)2.學(xué)生活動(dòng)：PairWorkInEnglishyougetwordswithsimilarmeanings(synonyms)orwordswithoppositemeanings(antonyms).Findmorepairsofsynonymsandantonymsinthestory.Discusswhysuchwordsareused.Synonyms:terrible–horribleAntonyms:black–white(Suggestedanswers:Synonyms:terrible–horrible;amazing–wonderful;criedout–shouted;frightened–scaredAntonyms:black–white;less–more;dark–light;single–double;edge–centre;calm–wild;top–bottom;old–young)3.學(xué)生活動(dòng)：完成練習(xí)。Completethesummarywiththeinformationfromthestory.ThestorytellerexperiencedaMoskoe-stromwhichbrokehis1________________.Oneday,hewasoutfishingwithhistwobrotherswhentheskysuddenlycloudedoverandtheywerein________________.Ahuge3________________coveredtheboatandhisyoungerbrother4________________thesea.Theboatwentovertheedgeintothe5________________andtheywentroundincircles.Thestorytellerfelttherewasnoescapebutobservedthatroundand6________________shapedobjectsof7________________felldownmoreslowly.Sohe8________________tohelphimselffloat.Hetriedtomakehiselderbrotherunderstand,buthewastoo9________________.Finally,thestoryteller10________________thestorm.(Answers:1.bodyandsoul2.aterriblestorm3.wave4.fellinto5.whirlpool6.tube-shaped7.equalextent8.tiedhimselftoabarrel9.terrifiedandstayedintheheavyboat10.survived)四、FOCUSONLANGUAGE:RELATIVECLAUSES(2)1.學(xué)生活動(dòng)：PairWorkReadthesentencesfromthetext.Underlinethewordsthatintroducerelativeclausesandcirclethewordsthattherelativeclausesreferto.1.Thatwasthedaywhenittookonlysixhourstobreakmybodyandsoul.2....thereasonwhyI'mheretotellthestoryisthatImadetherightdecision.3.…andthewavessooncarriedmetoanareawheretheotherfishermenwere.2.學(xué)生活動(dòng)：PairWorkPairWorkReadthesentencesbelowandcomparethem.Whichchoice(aorb)doyouthinkisbetter?Why?1.aIsthereashopnearby?Iwanttobuysomesweetsintheshop.bIsthereashopnearbywhereIcanbuysomesweets?2.aWecangothereonSunday.FewpeoplegotoworkonSunday.bWecangothereonSundaywhenfewpeoplegotowork.3.aHewassoupsetforsomereason.Hedidn'ttellmethereason.bHedidn'ttellmethereasonwhyhewassoupset.(Answers:1b2b3bUsingrelativeclauseshelpstomakethesentenceslogicallyclearerandconcise.Relativeclausescanalsohelptoomitrepeatedwordsandexpressions.)3.學(xué)生活動(dòng)：完成練習(xí)。Completethesentencesaboutyourselfusingrelativeclauses.1.I'llneverforgettheday_______________________________________.2.Iwasborninacity/town_____________________________________.3.I'llneverknowthereason_____________________________________.EXPRESSYOURSELF學(xué)生活動(dòng)：PairWorkPrepareastoryaboutsomethingscaryorunusualyouexperiencedoryouknowanduserelativeclausestotellittoyourpartner.ExampleMystoryhappenedonadarknightwhen…語(yǔ)法：關(guān)系副詞引導(dǎo)的定語(yǔ)從句當(dāng)引導(dǎo)定語(yǔ)從句的關(guān)系詞在從句中用作時(shí)間、地點(diǎn)、原因狀語(yǔ)時(shí)，應(yīng)使用關(guān)系副詞when,where,why或“介詞+which”。關(guān)系副詞的作用如下：（1）指代表示時(shí)間、地點(diǎn)、原因的先行詞；（2）在從句中充當(dāng)句子成分——狀語(yǔ)，即在從句中起副詞的作用；（3）起連接作用，把主句和定語(yǔ)從句連接起來(lái)構(gòu)成主從復(fù)合句。1.when引導(dǎo)定語(yǔ)從句的用法（1）當(dāng)先行詞是表示時(shí)間的名詞（如time,day,year,month,week等），且關(guān)系詞在從句中做時(shí)間狀語(yǔ)時(shí)，定語(yǔ)從句用when引導(dǎo)。（2）when可以換成“介詞+which”。Istillrememberthetimewhen(=inwhich)Iwasincollege.我仍然記得我上大學(xué)的那段時(shí)光。Ihaveforgottentheexactdatewhen(=onwhich)thiscountrybecameindependent.我忘記這個(gè)國(guó)家獨(dú)立的確切日期了。注意：當(dāng)先行詞是表示時(shí)間的名詞時(shí)，既可以用when引導(dǎo)定語(yǔ)從句，也可以用that或which引導(dǎo)定語(yǔ)從句，關(guān)鍵要看關(guān)系詞在定語(yǔ)從句中做何種成分。若關(guān)系詞在定語(yǔ)從句中充當(dāng)時(shí)間狀語(yǔ)，利用when引導(dǎo)；若關(guān)系詞在定語(yǔ)從向中充當(dāng)主語(yǔ)或賓語(yǔ)，則用that或which引導(dǎo)。Doyoustillrememberthedays(that/which)wespenttogetheronthefarm?你還記得我們一起在農(nóng)場(chǎng)度過(guò)的那些日子嗎？（that或which做spent的賓語(yǔ)）Doyoustillrememberthedayswhenwechattedwitheachotherallnight?你還記得我們整夜聊天的那些日子嗎？（when在從句中做時(shí)間狀語(yǔ)）2.where引導(dǎo)定語(yǔ)從句的用法（1）當(dāng)先行詞是表示具體地點(diǎn)的名詞（如place,room,mountain,airport等）或抽象地點(diǎn)的名詞（如case,state,condition,point,situation等），且關(guān)系詞在從句中做地點(diǎn)狀語(yǔ)時(shí)，定語(yǔ)從句用where引導(dǎo)。Wehavereachedapointwhereachangeisneeded.我們已經(jīng)到了需要做出改變的地步。Hegetsintoasituationwhereitishardtodecidewhatisrightorwrong.他陷入一種難以判斷對(duì)錯(cuò)的境地。（2）where可以換成“介詞+which”。Thisisthehotelwhere(=inwhich)theystayed.這就是他們待過(guò)的旅館。注意：當(dāng)先行詞為地點(diǎn)名詞時(shí)，如果指代先行詞的關(guān)系詞在定語(yǔ)從句中做主語(yǔ)或賓語(yǔ)，則用that或which引導(dǎo)定語(yǔ)從句。Hisfatherworksinafactorywhich/thatmakesradioparts.他的父親在一家生產(chǎn)收音機(jī)零件的工廠里工作。3.辨析where引導(dǎo)的定語(yǔ)從句和狀語(yǔ)從句（1）where引導(dǎo)定語(yǔ)從句時(shí)，它是關(guān)系副詞，在定語(yǔ)從句中做地點(diǎn)狀語(yǔ)，其前有一個(gè)表示地點(diǎn)的先行詞。此時(shí)，where可以換成“介詞+which”結(jié)構(gòu)。where引導(dǎo)的定語(yǔ)從句只能位于主句之后或句中，不能位于句首。Isthereashoparoundwhere(=inwhich)wecanbuysomefruit?附近有沒(méi)有一個(gè)商店可以讓我們?cè)诶锩尜I(mǎi)到一些水果？（2）where引導(dǎo)狀語(yǔ)從句時(shí)，where為從屬連詞。where引導(dǎo)的地點(diǎn)狀語(yǔ)從句修飾主句中的謂語(yǔ)動(dòng)詞，where前面沒(méi)有表示地點(diǎn)的名詞。此時(shí)，where不能換成“介詞+which”結(jié)構(gòu)。where引導(dǎo)的地點(diǎn)狀語(yǔ)從句可位于主句之前，也可位于主句之后。Wherethereisawill,thereisaway.（諺）有志者，事竟成。Weshouldgowhereweareneeded.我們應(yīng)該到需要我們的地方去。4.why引導(dǎo)定語(yǔ)從句的用法（1）當(dāng)先行詞是表示原因的名詞reason，且關(guān)系詞在從句中做原因狀語(yǔ)時(shí)，定語(yǔ)從句用why引導(dǎo)，且只能引導(dǎo)限制性定語(yǔ)從句。（2）why可以用forwhich來(lái)代替。Thisisthereasonwhy(=forwhich)heleftinahurry.這就是他匆匆離去的原因。若代替先行詞reason的關(guān)系詞在定語(yǔ)從句中不做狀語(yǔ)，而是充當(dāng)主語(yǔ)或賓語(yǔ)，則用that或which引導(dǎo)定語(yǔ)從句。Thereasonthathetoldmeyesterdayisalie.昨天他告訴我的理由是個(gè)謊言。5.關(guān)系代詞與關(guān)系副詞的選擇定語(yǔ)從句的引導(dǎo)詞用關(guān)系代詞還是關(guān)系副詞可以用以下兩種方式判斷：用法依據(jù)根據(jù)從句的謂語(yǔ)動(dòng)詞若是及物動(dòng)詞，后面若無(wú)賓語(yǔ)，用關(guān)系代詞；若是不及物動(dòng)詞，則用關(guān)系副詞根據(jù)先行詞在從句中所做的成分把先行詞放入定語(yǔ)從句中，若做主語(yǔ)或賓語(yǔ)用關(guān)系代詞；做狀語(yǔ)則用關(guān)系副詞Thisisthefactorywhereheusedtowork.這是他以前工作過(guò)的那家工廠。（work是不及物動(dòng)詞）Thisisthefactory(that/which)Ivisitedlastyear.這是我去年參觀過(guò)的那家工廠。（visit是及物動(dòng)詞）Isthisthemuseum(that/which)youv