Unit3AnimalsAreOurFriendsSavetheTigers

TheteachinggoalsLanguageknowledge掌握詞匯：

century,courage,brave,reason,kill,cut(cut,cut)接觸詞匯：fur,symbol,chain,balance,disappear,decrease短語和句型：atthebeginningof...,dropto,foodchain,indanger,cutdown,aswell教學(xué)目標(biāo)century[?sent??r?]

fur[f??]symbol['s?mb(?)l]courage['k?r?d?]brave[bre?v]chain[t?e?n]n.世紀(jì)n.（獸類的）毛n.標(biāo)志，象征n.勇氣，膽量adj.勇敢的，無畏的n.鏈子；鏈條vocabulary單詞atthebeginningof...,dropto,foodchain,inbalanceindanger,cutdown,aswell在...之初下降到；跌至食物鏈保持平衡處于危險狀態(tài)把...砍倒；減少（除某人或某事外）還；也StructuresandExpressions短語1.Atthebeginningof(在…之初)

the20thcentury,thenumberof

(...的數(shù)目，數(shù)量)tigersinthewildwasaround100000.atthebeginningof...

意為“在...之初”，其后常接表示時間的詞。例句：我們四月初要去美國。We'regoingtoUSAatthebeginningof

April.knowledgepoints知識點centuryn.世紀(jì)復(fù)數(shù)：centuries

第...世紀(jì)：the+序數(shù)詞+century

例句：這座大樓是19世紀(jì)建造的。

Thebuildingwasbuiltinthe19thcentury.

在某世紀(jì)某年代：inthe+年代+of+the+序數(shù)詞+century

例句：我的姐姐出生在20世紀(jì)80年代。

Mysisterwasbornintheeightiesofthetwentiethcentury.=Mysisterwasborninthe1980s.knowledgepoints知識點thenumberof意為“...的數(shù)量”thenumberof+可數(shù)名詞復(fù)數(shù)形式。作主語時謂語動詞要用單數(shù)形式。

例句：房間里的學(xué)生數(shù)是43.

Thenumberofthestudentsintheroomis43.辨析：anumberof表示“若干，很多”,相當(dāng)于manyanumberof+復(fù)數(shù)名詞

例句：許多孩子在公園里。

Anumberofchildren

areinthepark.knowledgepoints知識點Thissuccessmarkedthenew___(begin)inhercareer.Duringthe___(20)century,Englishbecomeaworldlanguage.Thenumberofpeopleinthecity___aboutsevenmillionnow.A.areB.hasC.is

答案：

beginningtwentiethCthetest中考鏈接Buttodaythatnumberhasdroppedtoafewthousand.表示概數(shù)時，hundred,thousand,million加s+of.中考鏈接：___peoplewatchedtherocketflyingupintothesky.A.ThousandB.ThousandsC.Thousandsof

答案：C

knowledgepoints知識點Tigersaresymbolsofstrengthandcourage.couragen.勇氣；膽量

encouragev.鼓勵。

encouragesb.todosth.鼓勵某人做某事。例句：老師鼓勵我們勇敢地嘗試。

Theteacherencouragesustohaveatrybravelyknowledgepoints知識點Forthisreason,tigersareimportanttotheenvironment.reason：“原因，動機(jī)，理由”，從邏輯推理上得出的結(jié)論性原因，不直接說明起因。cause:起因，原因。指引起某種結(jié)果的必然原因，常和effect連用，表示因果關(guān)系。excuse:指為免受指責(zé)和推卸責(zé)任而找的“理由，原因”，就是我們常說的“借口”。knowledgepoints知識點Peoplehavecutdownalotoftreesaswell.aswell也，同樣。常置于句末，前面無逗號，一般用于肯定句中。also,副詞，位于句中，放在be動詞/助動詞/情態(tài)動詞之后，行為動詞之前，多用于肯定句中。too,副詞，多用于口語，常用于肯定句句尾，前常有逗號和主句隔開。aswell,副詞短語，多用于口語，用于句尾，其前不用逗號與句子分開。either，副詞，用于否定句中，常置于句末。在肯定句變否定句時，其中的also,too,aswell都要改為either.knowledgepoints知識點somepeoplehuntandkilltigersformoney.Theyalsohavecutdown（砍伐）

alotoftreesaswell（也）.Thetigersareindangerof

(處于危險之中)disappearing.Fillintheblanks.1._____________studentsisabouttwenty.(……的數(shù)量)2.It’s____________yourhealth.(對……是重要的)3.Theriverispollutedand___________goingdry.(處于……危險中)ThenumberofimportanttoindangerofTrytobeexcellent！4._________________theparty,hegavemeagift.(在……之初)5.Thetemperaturehas__________belowzero.(下降到)6.Itisatthebottomofthe_________.

(食物鏈)7.Youknow,computersbringtroubles_______.(也)Atthebeginningofdroppedtofood

chainaswellOtherwildanimalsareindangeraswell.theBengaltiger(孟加拉虎)theSiberiantiger（西伯利亞虎）theSumatrantiger（蘇門答臘虎）theMalayantiger（馬來亞虎）theIndochinesetiger（印度支那虎）theSouthChinatiger(華南虎)SavetheTigersUnit3AnimalsAreOurFriends

1.Tousethefollowingwordsandexpressionscorrectly:century,courage,brave,reason,kill,cut,atthebeginningof,dropto,foodchain,inbalance,indanger,cutdown,aswell.2.Toknowtheurgencyofprotectingtigers.LearningTargetscenturyfursymbolcouragebravechainn.世紀(jì)n.（獸類的）毛n.標(biāo)志；象征n.勇氣；膽量adj.勇敢的；無畏的n.鏈子；鏈條Wordsandexpressionsbalancereasondisappearkillcutdecreasen.平衡；平穩(wěn)n.原因；動機(jī)；理由v.消失；失蹤v.殺死v.砍；切；剪；割v.使……變??；減少Nowweareinthe21stcentury.我們現(xiàn)在處于21世紀(jì)。Thepuppieshaven'tgotmuchfuryet.這些小狗還沒長出多少毛。Thedoveisthesymbolofpeace.鴿子是和平的象征。Ifyou’rereadytofacedangerorpain,youarebrave.如果你準(zhǔn)備好面對危險或痛苦了，你很勇敢。Thefirefightersshowedgreatcourageinfirefighting.Theyarebrave.火警在救火中展示了極大的勇氣。他們很勇敢。foodchainThesharkisonthetopoftheseafoodchain.鯊魚處在海洋食物鏈的頂端。Ifthestonesarenotinbalance,theywillfall.如果這些石頭不平衡，它們就會掉落下來。Youdidn’tgototheparty.Canyoutellmethereason?你沒有去晚會。你能告訴我理由嗎？Therainbowisbeautiful.Nowwecan’tseeit.Itdisappeared.彩虹很漂亮。現(xiàn)在我們看不到了。它消失了。Themaniscuttingdownatree.這個人正在砍樹。Becareful.Don’tcutyourfingers.小心。不要切到手指。Wecancuttheclothwithscissors.我們用剪刀剪布。Benthinksheistoofat.Hehopestodecreasetheamountoffatheeats.本覺得他太胖了。他希望減少脂肪的攝入量。centuryfursymbolbravecouragechainbalancereasondisappearcutdecreaseWe

paperwithscissors.I’dliketoknowthe

whyyouloveyourpetdogsomuch.Theplaneflewhigherandhighertillit

inthesky.Thetigeristhesymbolof

.The______manjumpedintothecoldriverandsavetheboy.cutreasondisappearedbravecourageFillintheblankswiththenewwordsandphrase.6.Thenumberofthetigersinthewildquickly

theseyears.7.AlanTuringmadethefirstcomputerinthelast_________.8.The_______onthebearisdarkbrown.9.Thelittlegirlwearsa_____ofrosesonherhair.decreasescenturyfurchainLet’slearnabouttigers.Therearesixtypesoftigerscurrently.TheMalayantiger(馬來亞虎)TheIndochinesetiger(印支虎)LeadinTheSouthChinatiger(華南虎)TheSumatrantiger(蘇門答臘虎)TheSiberiantiger(西伯利亞虎)TheBengaltiger(孟加拉虎)Doyouthinktigersneedourhelp?Whyorwhynot?Wherecanyouusuallyseeatiger?ThinkaboutitListenandtickthecorrectanswers.1.“Savethetigers”is

.agroupofvolunteers.B.acompanyC.azoo2.Tigersaresymbolsof

.FriendshipandpeaceB.strengthandcourageC.dangerandbalance3.Thenumberoftigersinthewildis

.A.notchangingB.increasingC.decreasingABCReadthepassageandanswerthequestions.Howdidthenumberoftigerschanging?Whatisthereasontigersareimportanttotheenvironment?Whydopeoplehuntandkilltigers?Atthebeginningofthe20thcentury,thenumberoftigersinthewildwasaround100000.Buttodaythatnumberhasdroppedtoafewthousand.Thetigerisatthetopofthefoodchain.Ithelpskeepthenumberofotherwildanimalsinbalance.

Somepeoplehuntandkilltigersformoney.Tigersareindangerofgoingextinct.“SavetheTigers”isavolunteergroupthathopestostopthetigersfromdisappearing.C.Tigersareimportanttotheenvironment.Readthelessonandmatcheachparagraph

withitsmainidea.Paragraph1SavetheTigersParagraph2Paragraph3ACBLet’sDoIt!1Readthelessonagainandfindsomesentencestosupportthemainideaofeachparagraph.SavetheTigersParagraph1Paragraph2Paragraph32

“SavetheTigers”isagroupofvolunteers.Thesevolunteershopetosavethetigersoftheworld.

Paragraph1Tigersareimportant

totheenvironment.Paragraph2Paragraph3Inrecentyears,tigershavebeenindangerofdisappearing.3Firstly,Ithinkwemuststopkillingtherarebirdsandanimals,especiallytheyoungones.Secondly,wehavetoprotecttheenvironment,tomaketheskyblue,tomakethegrassgreen,togivetheanimalsacomfortablespacetolive.it'snotonlyfortheanimalsbutalsoourselves.Finally,weshouldtellmoreandmorepeoplewhyandhowtoprotecttheanimals,makeeveryonedothis.Workingroupsanddiscusssomewayswecanprotectanimals.Writedownyourideas.1.

Atthebeginningofthe20thcentury,thenumberoftigersinthewildwasaround100000.

anumberof…意思是“一些，若干”（=some），后接可數(shù)名詞復(fù)數(shù)或代詞，謂語動詞用復(fù)數(shù)形式。還可以加入形容詞表示數(shù)量大或小等（例如：alarge/smallnumberof…許多/少數(shù)……）。例：Thereare

alargenumberof

monkeysinthezoo.動物園里有很多猴子。Languagepointsthenumberof…意思是“……的數(shù)字/數(shù)目”，介詞of同其后名詞構(gòu)成介詞短語，修飾thenumber.當(dāng)它作主語時，謂語動詞用單數(shù)。例：Thenumberofstudentsisabouttwenty.學(xué)生的數(shù)目大約二十。

Manypeopletookpartin10,000-metrerace,butonlyanumberofthemkeptonrunningtotheend.很多人參加了1萬米賽跑，但是他們中只有一些人跑到了最后。2.Buttodaythatnumberhasdroppedtoafewthousand.afewthousand表示“幾千”。當(dāng)hundred,thousand前面是基數(shù)詞one,two,three…afew,many時，其后不加s。當(dāng)hundred和thousand后面加s時，需要跟of修飾可數(shù)名詞復(fù)數(shù)。例：Therearethreethousandstudentsinourschool.我們學(xué)校有三千名學(xué)生。Thousandsofstudentsareonthesquare.成千上萬的學(xué)生在廣場上。3.Forthisreason,tigersareimportanttotheenvironment.beimportanttosb./sth.……對……來說是重要的。beimportantforsb./sth.對于……來說做……是重要的。例:Timeisimportanttome.時間對我來說很重要。Itisimportantforyoutogetthereearly.早點到那兒對你來說很重要。4.Inrecentyears,tigershavebeenindangerofdisappearing.indanger(of)意為“處于（……）危險之中”。例：You’reindangerofcatchingacold.你處于