新人教版必修二Unit4wildlifeprotectionwarmingupandreading教案.docx

新人教版必修二Unit4wildlifeprotectionwarmingupandreading教案.docx

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新人教版必修二Unit4wildlifeprotectionwarmingupandreading教案

Unit4Wildlifeprotection教学设计

Period1:

Warmingupandreading

TeachingAims

Totalkaboutendangeredspecies

Toreadaboutwildlifeprotection

Procedures

I.Warmingupbylearningaboutanimals

Lookatthephotosbelowandlistentometellingyouabouttheanimals,theendangeredanimals.

TheGiantPandaisamammalnowusuallyclassifiedinthebearfamily,beside,thatisnativetocentralChina.

TheGiantPandalivesinmountainousregions,likeSichuanandTibet.TheGiantPandaisthesymboloftheWorldWildlifeFund（WWF）,aconservationorganization.Towardthelatterhalfofthe20thcentury,thepandaalsobecamesomewhatofanationalemblemforChina,andisnowusedinChinesegoldcoins.

GiantPandasareanendangeredspecies,threatenedbycontinuedlossofhabitatandbyaverylowbirthrate,bothinthewildandincaptivity.About1,600arebelievedtosurviveinthewild.

MiludeerisaChinesedeer.Ithasalongtail,widehooves,andbranchedantlers.AnotherChinesenameforitis“fourunlikes,.”becausetheanimalswereseenashavingthehornsofastag,theneckofacamel,thefootofacow,andthetailofanass.

TheseanimalswerefirstmadeknowntoWesternscienceinthe19thcentury,byFatherArmandDavid,aFrenchmissionaryworkinginChina.Atthetime,theonlysurvivingherdwasinapreservebelongingtotheChineseemperor.ThelastherdofMiludeersthatremainedinChinawereeatenbyWesternandJapanesetroopsthatwerepresentatthetimeoftheBoxerRebellion.

Thesedeerarenowfoundinzoosaroundtheworld,andaherdofMiludeerwasreintroducedtoDafengReserve,Chinainthelate1980s.Theyareclassifiedas“criticallyendangered.”inthewild,butdonotappeartohavesufferedfromageneticbottleneckbecauseofsmallpopulationsize.

Atigerisalargecatfamousforitsbeautifulfuroforangestripedwithblack.TigersliveinAsiaandarebecomingveryrare.Thisisduetopeoplehuntingthemfortheirfuranddestroyingtheforeststheylivein.

II.Pre-reading

1．Definingwildlife

Whatdoestheworldwildlifemean?

Thetermwildlifereferstolivingorganismsthatarenotinanywayartificialordomesticatedandwhichexistinnaturalhabitats.Wildlifecanrefertoflora（plants）butmorecommonlyreferstofauna（animals）.Needlesstosay,wildlifeisaverygeneraltermforlifeinvariousecosystems.Deserts,rainforests,plains,andotherareas—includingthemostbuilt-upurbansites—allhavedistinctformsofwildlife.

Humankindhashistoricallytendedtoseparatecivilizationfromwildlifeinanumberofways;besidestheobviousdifferenceinvocabulary,therearedifferingexpectationsinthelegal,social,andmoralsense.Thishasbeenreasonfordebatethroughoutrecordedhistory.Religionshaveoftendeclaredcertainanimalstobesacred,andinmoderntimesconcernfortheenvironmenthasprovokedactiviststoprotesttheexploitationofwildlifeforhumanbenefitorentertainment.

2.MakealistofotherendangeredwildlifeinChinathatisbeingprotected.

3.Pre-readingquestions:

4.Readingtotherecording

Nowturntopage26,listeningandreadingtotherecordingofthetext.Trytokeeppacewiththenativereader,makingyourreadingresemblethatofthereader,inspeed,inintonationandinpronunciation.

III.Reading

1．Readingandgettinginformation

Nowyouaretoreadthetextforinformationtofillintheform.

Animal

Problem

Solution

1antelope

huntedforitsfur

notgiven

2elephant

killedforitshabitat

farmerspaidtopromotetourism,notkillelephants

3monkey

rainforestbeingdestroyed

findusefuldrugstoprotectrainforest

2．Readingandunderlining

Nextyouaretoreadthetextandunderlineallthecollocationsatthesametime.

HOWDAISYLEARNEDTOHELPWILDLIFE

longtodo…,wakeup,find…byone’sbed,aflyingcarpet,flyaway,bekilledfor…,turnaround,inrelief,burstintolaughter,becomeendangered,destroythefarm,takephotos,hunt…for…,makemoneyfor…,asaresult,inthickrainforest,protect…from…,rub…over…,apowerfuldrug,payattentionto…,take…home

IV.Closingupbymatchinganimalstofiveriskcategories

Differentendangeredspeciesappearondifferentendangeredspecieslists.Andpeoplewhoaretryingtoprotectinganimalusethefollowingfiveriskcategoriestogrouptheunluckyanimal.

NowingroupsoffourtrytogroupalltheunluckyanimalsfoundinChina.

ListofUnluckyanimalsfoundinChina

中国不幸动物分类名录

EXTINCT（灭绝动物）-AspeciesformerlyindigenoustoCanadathatnolongerexistsanywhere.

EXTIRPATED（根绝动物）-AspeciesnolongerexistinginthewildinCanadabutoccurringelsewhere.

ENDANGERED（濒危动物）-AspeciesthreatenedwithimminentextinctionorextirpationthroughoutallorasignificantportionofitsCanadianrange.

THREATENED（危急动物）-AspecieslikelytobecomeendangeredinCanadaifthefactorsaffectingitsvulnerabilityarenotreversed.

VULNERABLE（弱势动物）-Aspeciesparticularlyatriskbecauseoflowordecliningnumbers,smallrangeorforsomeotherreason,butnotathreatenedspecies.

Period2:

LearningaboutLanguage

TeachingAims

TolearnaboutThePresentProgressivePassiveVoice

Todiscoverusefulwordsandexpressions

Todiscoverusefulstructures.

Procedures

I.Warmingupbyactingatextplay

Goodmorningclass.TobeginwithweshallputourtextHOWDAISYLEARNEDTOHELPWILDLIFEonstage,thatis,toactoutourstory.NowtheclassactingteamwiththeirtextplayofHOWDAISYLEARNEDTOHELPWILDLIFE!

II.Discoveringusefulwordsandexpressions

1.Doingvocabularyexercises

Turntopage28anddothevocabularyexercises1,2and3.Youcansimplywriteyouranswersintheblanksontheverypageof28.

2.Playingagame

Let’sgoontoplaythegamedescribedonthetopofthepage29.Thefollowingsentencesaretobepassedon.

▲Plantnativeplantsinyourbackyard.

▲Donotdumpweedsinthebush.

▲Buildafrogpondinyourbackyard.

▲Putyourrubbishinthebin.

▲Leaveyourpetsathome.

▲Donottakeanythingoutofthepark.

▲Encourageyourfriendstokeeppatchesofbushaswildlifehabitats.

▲Joinacommunitygroupandoffertodovoluntarywork.

▲Findoutaboutconservationactivitieshappeninginyourlocalarea.

▲

Participateinlocalclean-up,treeplantingandweedcontrolactivities.

▲LearnAboutThreatenedSpecies

▲Lookoutforwildlife

▲Refusetobuyanyrareorendangeredplantoranimalproduct.

▲Bealertanddriveslowlyatdawnandduskinruralareaswherewildlifemaybeactive.

III.StudyingThePresentprogressivePassiveVoice

1.PassiveVoice

Thepassivevoiceisusedwhenfocusingonthepersonorthingaffectedbyanaction.

ThePassiveisformed:

PassiveSubject+ToBe+PastParticiple

Itisoftenusedinbusinessandinotherareaswheretheobjectoftheactionismoreimportantthanthosewhoperformtheaction.ForExample:

Wehaveproducedover20differentmodelsinthepasttwoyears.Changesto:

Over20differentmodelshavebeenproducedinthepasttwoyears.

Iftheagent（theperformeroftheaction）isimportant,use“by.”ForExample:

TimWilsonwroteTheFlighttoBrunnswickin1987.

TheFlighttoBrunnswickwaswrittenin1987byTimWilson.

Onlyverbsthattakeanobjectcanbeusedinthepassive.

Thefollowingchartincludessentenceschangedfromtheactivetothepassiveintheprincipaltenses.

Active

Passive

TimeReference

TheymakeFordsinCologne.

FordsaremadeinCologne.

PresentSimple

Susaniscookingdinner.

DinnerisbeingcookedbySusan

PresentContinuous

JamesJoycewroteDubliners.

DublinerswaswrittenbyJamesJoyces.

PastSimple

TheywerepaintingthehousewhenIarrived.

ThehousewasbeingpaintedwhenIarrived.

PastContinuous

Theyhaveproducedover20modelsinthepasttwoyears.

Over20modelshavebeenproducedinthepasttwoyears.

PresentPerfect

TheyaregoingtobuildanewfactoryinPortland.

AnewfactoryisgoingtobebuiltinPortland.

FutureIntentionwithGoingto

Iwillfinishittomorrow.

Itwillbefinishedtomorrow.

FutureSimple

2.PassiveVerbFormation

Thepassiveformsofaverbarecreatedbycombiningaformofthe“tobeverb.”withthepastparticipleofthemainverb.Otherhelpingverbsarealsosometimespresent:

“Themeasurecouldhavebeenkilledincommittee.”Thepassivecanbeused,also,invarioustenses.Let’stakealookatthepassiveformsof“design.”

Tense

Subject

Auxiliary

PastParticiple

Singular

Plural

Present

Thecar/cars

is

are

designed.

Presentperfect

Thecar/cars

hasbeen

havebeen

designed.

Past

Thecar/cars

was

were

designed.

Pastperfect

Thecar/cars

hadbeen

hadbeen

designed.

Future

Thecar/cars

willbe

willbe

designed.

Futureperfect

Thecar/cars

willhavebeen

willhavebeen

designed.

Presentprogressive

Thecar/cars

isbeing

arebeing

designed.

Pastprogressive

Thecar/cars

wasbeing

werebeing

designed.

IV.Readingandidentifying

SinceyouareclearaboutPassiveVerbFormation,gobacktopage26andscanthetextforalltheexamplesofThePresentProgressivePassiveVoice.

We’rebeingkilledforthewoolbeneathourstomachs.

Ourfurisbeingusedtomakesweatersforpeoplelikeyou.

…

NowtrytoputthefollowingsentencesintoThePresentProgressivePassiveVoice.

▲Theyareproducingthisnewdrug.

▲Antelopeislookingather.

▲Theyarekillingusforthewool.

▲Theyaredestroyingthefarm.

V.Discoveringusefulstructures

ToconsolidateyourlearningofThePresentProgressivePassiveVoice,turntopage29anddothegrammarexer