Unit2

Men,AnimalsandPetsTeachingObjectivesUnderstandwhatanimalsarebeingdescribed;GettoKnowmoreaboutanimals;Gettoknowmoreabouthowmanandanimalsco-exist;Learntolistenforusefulinformation.Warming-upactivitiesSpeakoutasmanyanimalsasyoucaninEnglish;Whichanimaldoyoulikebest,Why?Haveyoueverraisedapet?Whatarethepositiveandnegativeeffectsofhavingapet?PositiveandnegativeeffectsofhavingapetThepositiveeffects:CaringapetcanmakepeoplehappierandhealthierIncreasingexercises.Providingcompanionship.Helpingmeetingnewpeople(petstores,clubs).Reducinganxiety.Helpingpeoplefindingmeaningandjoyinlife.Thenegativeeffects:Money-consuming(food,clothes,vaccination,etc).Bringingharmtopeople’shealth.TheChineseZodiac

鼠：Rat牛：Ox虎：Tiger兔：Hare龍：Dragon蛇：Snake馬：Horse羊：Sheep猴：Monkey雞：Rooster狗：Dog豬：Boar—Whatanimalsignwereyoubornunder?—MyanimalsignisBoar.IwasbornintheyearoftheBoar.—Whatisnextyear'sanimalsign?—Nextyear’sanimalsignistheDragon.ListeningAids1.alien:n.1.apersonwhocomesfromaforeigncountry2.beingfromanotherworld外星人2.culture:n.agroupofcellsgrownformedicalorscientificstudy培養(yǎng)的細(xì)菌3.vaccine:n.疫苗developasmallpox,polio,rabies,etcvaccine培養(yǎng)天花、小兒麻痹癥、狂犬病等的疫苗4.trunk:n.1.longnoseofanelephant.

2.mainstemofatree,fromwhichthebranchesgrow樹干5.

tusk:n.apairoflongteethofcertainanimals(egtheelephant,walrusandwildboar)長牙6.twig:n.asmallbranchordivisionofabranchtrunkbranchtwigListeninginTask1Sevenanimalswillbedescribedinthispassage.A.Writedownthenameoftheanimaldescribedineachcase.Keywords:trunktusk1.ElephantsKeywords:armsandlegs,notails,climbers,intelligent2.ChimpanzeesKeywords:Africa,longneck,eatleavesandtwigs3.GiraffesKeywords:coldcountries,wings,swimmer,

blackandwhite4.PenguinsKeywords:Australia,shortfrontlegs,pouch5.KangaroosKeywords:Africa,blackandwhitestripes6.Zebras

zebracrossing斑馬線Keywords:verycoldcountries,strong,whitecoat7.PolarbearsTask2

ThefastestandthemostintelligentanimalsintheworldGuessandthenanswer:1.Whatisthefastestanimalonland?Speed?2.Whatisthespeedofthefastestbirds?3.Whatisthespeedofthefastestfish?4.Whycananimalsrunfasterthanhumanbeings?5.Whycanhumanbeingstravelfasterthananimals?KeytoTask2ExerciseAthecheetah.170km/hMorethan100km/hBecausemostanimalsrunonfourlegs.Becausewehavemachines.ExerciseBFFTThefastestanimalonlandTheCheetahRunataspeedof100kilometersanhourCulturalNotes印度豹屬貓科動(dòng)物，奔跑時(shí)速可達(dá)每小時(shí)60英里，長腿、細(xì)腰、嘴在臉部并不突出，小而精致，兩眼平行向前，捕獵時(shí)可聚焦獵物。印度豹看起來更像是身材大些的貓，并不攻擊人類，它們不像美洲豹一樣能用牙齒咬穿獵物的脖子。它們雖然進(jìn)化成一種快速高效的獵手，然而和其他像獅子這一類更強(qiáng)大的貓科動(dòng)物相比，它們是相對(duì)比較弱小的食肉動(dòng)物。印度豹一般餓了才捕食，平均三天才能捕到一只獵物，有時(shí)它們的獵物還會(huì)被獅子和鬣狗等更強(qiáng)悍的動(dòng)物搶去。印度豹通常利用其出眾的奔跑速度來獵取食物，所以一幅印度豹獵殺羚羊的場景顯得非常壯觀慘烈。如果有一只羚羊落了單——這在大草原上可是一個(gè)致命的錯(cuò)誤——印度豹就會(huì)抓住這個(gè)難得的機(jī)會(huì)，先從后側(cè)悄悄地靠近小羚羊。如果兩者之間的距離縮短到了一個(gè)可以沖刺的程度，這時(shí)哪怕羚羊察覺到大禍臨頭也為時(shí)已晚。印度豹開始急速奔跑，獵犬般的利爪掀起塊塊草皮和塵土。它們間的距離在縮小，終于抓住了，羚羊在一陣塵土中滾倒在地上，它的蹄在空中掙扎著，想觸著地面站起來，然而頭頸已經(jīng)受制于豹了。Thekeypoints:Tolearnthenote-takingofspeed;Tohavepracticeinliaisonandcontraction:

animal

on;swim

at;things

up;animals

in;

aeroplanes

andspacecraftTask4Whatanimalshavetheshortestandlongestlives?Whatanimalhastheshortestlife?Themayfly------AfewhoursWhichanimalhasthelongestlife?TheArcticclams------220yearsThekeypoints:Payattentiontokeywordslike:

shortest,longest,fastest,mostintelligent,etc.Tohavepracticeinliaisonandcontraction:riseagain,certificate

to,insistonTask3

Whythedinosaursdisappeared?Isthereanydinosaurintheworld?ExerciseB1.Thetemperature

mighthavegottencoolerandkilledthemoff.2.They

mayhaverunoutoffood.3.They

couldhavebeendestroyedbyaliensfromouterspace.

Keypoints:1.thesentencepattern:

may/might/couldhavedonesth2.expressions:

ithassthtodowith…anotherideais…there’sevenatheorythat…Task5

UsinganimalsforresearchVocabulary:

vaccine,smallpox,polio,cellculture,unwanted:

無用的，有害的

justify:證明…是正當(dāng)?shù)?；替…辯護(hù)

not…(A)anymorethan…(B)

正如B一樣，A也不…

computermodeling:

計(jì)算機(jī)模擬(分析)技術(shù)

not…(A)anymorethan…(B)

正如B一樣，A也不…Awhaleisnotafishanymorethanahorseis.

鯨之非魚，無異于馬之非魚。Imperialismwillnotchangeitsnatureanymorethanaleopardwillitsspots.

帝國主義絕不會(huì)改變其本性，正如豹子絕不會(huì)改變其皮上的斑點(diǎn)一樣。ThepresidentisnotsatisfiedwithwhatJohnsaidanymorethanyouare.

正如你一樣，校長對(duì)約翰所說的也不滿意。Phrasesofexpressingideas贊成agreewithapproveofbeforbeinfavorofapplaudassentto反對(duì)beagainstopposeobjecttobeopposedtoDifficultandlongsentenceHoweverthosewhoareagainstitpointoutthatthefactthathumansbenefitcannotbeusedtojustifyusinganimalsinresearchanymorethanitcanbeusedtojustifyexperimentingonotherhumans.AnswersExerciseA

Peoplehavedifferentopinionsonusinganimalsforresearch.ExerciseB

1.for;wastriedfirstonanimals;isdependenton;usingunwantedanimals2.against;suffer;unnecessary;thesamerights3.cellculture;computermodelingTheanalyzingofthispassagePart1:putforththequestion

(Everyyearabout17millionanimalsareusedinlaboratoryexperiments.)Part2:thereasonsofapproving…Part3:thereasonsofopposing…ThedifficultpointsTogettheoutlineofapassage:

tounderstandboth

themainidea

andthesupportingdetails.Tounderstandlonganddifficultsentences.Tolearnwordsandphraseslike:unwanted

justify

not…(A)anymorethan…(B)

Task7CatsinAmericaWhichhavebecomemorepopularinAmerica,dogsorcats?Howdoyouknow?Howlonghavehumanshadcatsintheirhomes?WheredidAmericanhousecatscomefrom?CatshavebeentreatedwellintheUnitedStatesallalong,haven’tthey?behighlyhonored(inancientEgypt,peoplewhokilledacatcouldbepublishedbydeath.)benottreatedasgods(inearlyAmerica,work