Unit+6+Earth+first+Understanding+ideas+課件 【高效課堂+精研精講】高中英語外研版（2019）必修第二冊

Understandingideas

Unit6EarthFirst

Whatdoyouthinkofsharks?Tickthewordsthatyouwouldusetodescribesharks.Addanymoreyoucanthinkof.dangerouspowerfulendangeredinterestingman-eatingterrifyingcuteintelligenthugeMore:________Nowcompareyourchoiceswiththeclass.Sharewhatyouknowaboutsharks.Haveyouheardaboutthisfilm?Sharesomeinformationwithyourclassmates.1.releasetime:_____2.director:

________3.Actors:_________4.Plot:______________________Lookatthepictureandthetitleonpage63.

Willsharksbedangerousorendangered?Whatisyouropinion?Why?fin

魚鰭While-readingReadthepassageandfindouthowsharksaredescribedinthefilmJaws.SHARKS:DANGEROUSORENDANGERED?鯊魚：危險動物還是瀕危動物？

Weseeawomanswimmingatnightinadarksea.Suddenly,sheispulledunderwater.Shesurfaces,criesinfear,thendisappearsforever.Thisistheopeningscenefromthe1975filmJaws,showingasharkattack.

我們看到一個女人夜晚在漆黑的海水里游泳。突然，她被什么東西拖到水下。她掙扎著浮出水面，發(fā)出驚恐的尖叫，然后就徹底消失了。這是1975年上映的電影《大白鯊》的開場畫面，呈現(xiàn)了鯊魚攻擊人類的畫面。1.infear

害怕

infearof對…的擔(dān)心中;對…的恐懼中

forfearof惟恐;以免Shesurfaces,criesinfear,thendisappearsforever.Thisistheopeningscenefromthe1975filmJaws,showingasharkattack.句意：她掙扎著露出水面，發(fā)出驚恐的尖叫，然后就徹底消失了。這是1975年上映的電影《大白鯊》的開場畫面，呈現(xiàn)了鯊魚攻擊人類的那一幕。Shewasafraidtosayanythingtothem________hurtingtheirfeelings.例2:她不敢對他們說什么，惟恐傷害他們的感情。forfearofTheelderlylive________assaultandmurder.例1：老年人生活在對襲擊和謀殺的恐懼中。infearof2.opening

開始，開場，開局

openvi.開始；展現(xiàn)Shesurfaces,criesinfear,thendisappearsforever.Thisistheopeningscenefromthe1975filmJaws,showingasharkattack.句意：她掙扎著露出水面，發(fā)出驚恐的尖叫，然后就徹底消失了。這是1975年上映的電影《大白鯊》的開場畫面，呈現(xiàn)了鯊魚攻擊人類的那一幕。Theyreturnedtoplayintheseason's_______game.例：他們回來參加了本賽季的首場比賽。opening

Ittellsthestoryofagreatwhitesharkthatattacksandkillsswimmers.Jawswasagreatsuccess,attractinghugeaudiencesandwinningmanyawards.Itstrengthenedpeople’slong-heldideaofthegreatwhitesharkasadangerousanimal.電影講述了一條大白鯊襲擊并殺死游泳者的故事。電影大獲成功，吸引了大量觀眾并贏得了眾多獎項。這部電影也加深了人們對大白鯊的固有印象：這是一種危險的動物。Peoplehavealwaysbeenscaredofsharks,butJawsmadethingsworse.Itmadepeoplefrightenedofsharks,especiallyofthegreatwhiteshark.Manypeoplewhosawthefilmstartedtobelievethatsharkswerebadanimalsthatatehumans.Somepeoplestoppedswimminginthesea,afraidofthehorriblecreaturefromthefilm.人類本就害怕鯊魚，而電影《大白鯊》使這種情況變得更糟。讓人們對鯊魚，特別是大白鯊，心生恐懼。許多看過這部電影的人開始相信，鯊魚是吃人的有害動物。有些人因為害怕遇到電影里描述的這種可怕生物再也不去海里游泳了。1.bescaredof(sth/doing)害怕…；對…感到恐懼【同義短語】befrightedof/beafraidof(sth/doing)bescaredtodo害怕去做某事

Peoplehavealwaysbeenscaredofsharks,butJawsmadethingsworse.Itmadepeoplefrightenedofsharks,especiallyofthegreatwhiteshark.句意：人類本來就害怕鯊魚，而電影《大白鯊》加深了這種惡劣印象，讓人們對鯊魚，特別是大白鯊，心生恐懼。Heisscared________theexams.例2:他害怕參加考試。totakeHeisscaredof_________inthedarkness.例1：他害怕在黑暗中行走。walking2.makesthworse

使...更糟糕Peoplehavealwaysbeenscaredofsharks,butJawsmadethingsworse.Itmadepeoplefrightened

ofsharks,especiallyofthegreatwhiteshark.We?must?make?_____________.?例2:我們必須凈化河水。The?good?news?made?us?______.?例1：這個好消息使我們興奮。excitedmake作使役動詞表示“使；使成為”，用法如下：“make+賓語+賓語補(bǔ)足語”，其中的賓語補(bǔ)足語可以是不帶to的不定式、過去分詞、形容詞或名詞。the?riversclean?Otherpeoplestartedfishingforsharks,killingasmanyastheycould.Atthattime,nobodycaredifsharkswerekilled,orhowmanywerekilled.Peoplejustwantedthemkilled.而另外一些人則開始無所顧忌地捕殺鯊魚。當(dāng)時，沒人在意鯊魚是否殺死，也沒人在意殺了多少。人們認(rèn)為鯊魚死有余辜。

After1975,thenumberoflargesharksaroundAmericafellquickly,andsoonfellaroundtheworld.Thiswasnotonlyduetofearofsharks,butalsofinning.Finningisatypeoffishingwheresharksarecaughtandtheirfinscutoff.1975年之后，在美國附近海域里，大型鯊魚的數(shù)量迅速下降，這一趨勢很快蔓延到全球。這不僅僅是因為人類對鯊魚的恐懼，還因為采割魚鰭。采割魚鰭是一種捕獵活動，人們撈到鯊魚后將其魚鰭割下1.notonly...but(also)...”不僅，而且...”在句中常用來連接兩個對等的成分，also可以省略。Thiswasnotonly

duetofearofsharks,butalso

finning.句意：這不僅僅是因為人類對鯊魚的恐懼，還因為采割魚鰭。當(dāng)連接兩個主語時，謂語動詞遵循“就近原則”。例：1.Not?only?Zhou?Xia?but?also?her?parents?_____fondof?watching?football?matches.2.Not?only?you?but?also?he?___?tired?of?having?one?examination?after?another.are

isMrHill________lecturetwicetomorrow.2.希爾先生預(yù)定明天演講兩次。2.dueto

由于；因為；應(yīng)歸于；歸因于

bedue(to)應(yīng)付的，應(yīng)到的，預(yù)期的Thiswasnotonly

duetofearofsharks,butalso

finning.句意：這不僅僅是因為人類對鯊魚的恐懼，還因為采割魚鰭。Theprogramfailed______lackofmoney.例：1.那項計劃由于資金不足而失敗。dueto?isduetoThesharksarethrownbackintotheseawheretheydieslowlyandpainfully.Thefinsareusedinsharkfinsoup.Finningkillsmillionsofsharksayear.鯊魚被扔回海里中緩慢而痛苦地死去，割下的魚鰭用來做魚翅湯。每年有數(shù)百萬的鯊魚因此喪命。FinningwouldhaveanunexpectedeffectuponPeterBenchley,themanwhowrotethebookthefilmJawswasbasedon.In1980,Benchleywasdivingwhenhecameacrossanawfulsight.Itwasanareawherefishermenwerefinning,andtheseafloorwascoveredwithdeadsharks.Benchleysawsharksbeingkilledandthiscausedadeepchangeinhim.魚鰭采割活動對《大白鯊》電影的原著作者——彼得·本奇利產(chǎn)生了意想不到的影響。1980年，本奇利在潛水時看到了可怕的一幕：漁民們正在這片海域采割鯊魚的魚鰭，海底遍布了死去的鯊魚。本奇利親眼目睹鯊魚被殺，這引起了他內(nèi)心的深刻轉(zhuǎn)變?！揪浞ǚ治觥縯hefilmJawswasbasedon是定語從句，修飾book。FinningwouldhaveanunexpectedeffectuponPeterBenchley,themanwhowrotethebookthefilmJawswasbasedon.句意：魚鰭采割活動對《大白鯊》電影的原著作者——彼得本奇利產(chǎn)生了出乎意料的影響。Paraphrase:PeterBenchleydidnotexpectthatfinningwouldhaveagreateffectonhim.Hewastheauthorofabook,whichthefilmJawswasbasedon.effectn.影響；效果；作用affectvt.影響；感染haveaneffecton/uponsth對有影響力=haveaninfluenceon/uponaffectsb/sth=influencesb/sth影響某人、某事FinningwouldhaveanunexpectedeffectuponPeterBenchley,themanwhowrotethebookthefilmJawswasbasedon.例1：我認(rèn)為這種制度不會對我們學(xué)校產(chǎn)生很大的影響。Idon'tthinkthiskindofsystemwill___________________ourschool.effectonhaveagreat例2：我的嗓子總是受惡劣天氣的影響。Mythroat__always________bybadweather.isaffactedbase...on以……為根據(jù)”，baseAonBbebasedon“以……為根據(jù)”；“基于……”AbebasedonBFinningwouldhaveanunexpectedeffectuponPeterBenchley,themanwhowrotethebookthefilmJawswasbasedon.句意：魚鰭采割活動對《大白鯊》電影的原著作者——彼得本奇利產(chǎn)生了出乎意料的影響。例1：愛迪生的想法是建立在科學(xué)實驗的基礎(chǔ)上的。Edison______hisideas___scientificexperiment.basedon例2：那故事是根據(jù)現(xiàn)實生活而寫的。Thestory__________reallife.isbasedon1.

when引導(dǎo)時間狀語從句。句型結(jié)構(gòu)如下：...was/weredoingsthwhensbdidsth.正在做某事時,突然……...was/wereabouttodosthwhensbdidsth.正要做某事時,突然……例1:我正在讀書，這時鈴響了。I___________abookwhenthebell_____.In1980,Benchleywasdivingwhenhecameacrossanawfulsight.Itwasanareawherefishermenwerefinning,andtheseafloorwascoveredwithdeadsharks.句意：1980年，本奇利在潛水的時候看到了可怕的一幕：漁民們正在這片海域采割鯊魚的魚鰭，海底遍布著鯊魚的尸體。wasreadingrang2.

comeacross

偶然發(fā)現(xiàn);偶然遇見=dropacross/meetupwithWhenyou___________somethingimportant,writeitdown.例:當(dāng)你遇到重要的事情時，把它記下來。

In1980,Benchleywasdivingwhenhecameacrossanawfulsight.Itwasanareawherefishermenwerefinning,andtheseafloorwascoveredwithdeadsharks.例2：我剛要外出就下起了雨。I___________goout______itbegantorain.

wasabouttowhencomeacross例2：布朗醫(yī)生說，傷口應(yīng)該用清潔干燥的繃帶包扎。Dr.Brownsayscutsshould______________aclean,drybandage.3.

becoverdwith

被……蓋滿；充滿著……

cover...with...用……覆蓋______thefish____acleanpieceofwhiteclothandletthemdry.例1:用干凈的白布把魚裹起來使其變干。

In1980,Benchleywasdivingwhenhecameacrossanawfulsight.Itwasanareawherefishermenwerefinning,andtheseafloorwascoveredwithdeadsharks.becoveredwithCoverwithHecametoseepeopleasadangertosharks,ratherthantheotherwayround.Fromthatdayon,hefoughttoprotectsharks.Headmittedthathisbookwaswrongaboutsharks’behaviour.“Sharksdon’ttargethumans,”hesaid.Expertshaveprovedthatsharksdonotseepeopleasfood,andtheyattackusbymistake.Onlyaroundsixpeoplearekilledbysharkseveryyear.他意識到人類才是鯊魚的威脅，而鯊魚并非人類的敵人。從那天起，他開始為保護(hù)鯊魚而努力。他承認(rèn)自己書中關(guān)于鯊魚行為的描述是不正確的?！磅忯~并不以人類為攻擊目標(biāo)。”他說。專家們也已經(jīng)證明了鯊魚不會將人類視為食物，它們對人類的攻擊都是無意的。專每年因鯊魚攻擊致死的人數(shù)在六人左右。1.

see...as...

把……看做……Hecametoseepeopleasadangertosharks,ratherthantheotherwayround.句意：他意識到人類才是鯊魚的威脅，而鯊魚并非人類的敵人。例:許多印度尼西亞人將美國總統(tǒng)視為本地人。ManyIndonesians____theU.S.president___anativeson.seeas2.

theotherwayround相反例：你從這個方向卷膠卷，不是從相反的方向。Youslidethefilminthiswayround,___________________.wayroundnottheotherFortunately,noteveryonewhowatchedthefilmJawsbecameafraidofsharks—somebecameinterestedinunderstandingthem.Today,aswelearnmoreaboutsharks,morepeoplethaneverwanttoprotectthemfromextinction.幸運的是，并非每個看過《大白鯊》這部電影的人都變得害怕鯊魚——有些人變得更有興趣去了解它們。如今，隨著我們對鯊魚了解的加深，越來越多的人愿意去保護(hù)它們免遭滅絕。HowaresharksdescribedinthefilmJaws?

Sharksaredescribedinthefilmasdangerousandbadanimalsthateathumans.Choosetheauthor'spurposeinwritingthepassage.1

TocriticisePeterBenchley'smisleadingdescriptionofsharksinhisbookandadvocatetheprotectionofsharks.2Toexplainpeople'smisunderstandingofsharksandraiseawarenessofsharkprotection.3Toinformpeopleaboutsharksandrecommendthefilmandthebooktothem.

Organizethestructureofthepassage.Sharks:DangerousorEndangerd?Para_________dangerous.Para___+Para4_____________.Para5Morepeoplewantto_________________.1and23endangerdprotectsharksfromextinctionTrueorFalse

1.Jawschangedpeople’sideaofthegreatwhitesharkasadangerousanimals.2.

SomepeopleareafraidofswimmingintheseabecausetheysawJaws.3.After1975,thenumberoflargesharksaroundSouthAmericafellquickly.4.Peoplecutoffthefinsandthenthrowsharksontothebeachwheresharksdieslowlyandpainfully.

5.Benchleybegantoprotectsharksafterherealizedthathisbookwaswrongaboutsharks'behaviour.TFFFTCompletethechart

showinghowattitudestowardssharkshavechangedwithwordsandexpressionsfromthepassage.Peoplehaveanormalfearofsharks.Peoplehavealwaysbeenscaredofsharksbecausetheyareconsidered1___________________.Peoplearemorefrightenedofsharks.PeoplewhosawthefilmJawsbelieved2___________________________________.Somepeoplestopped3__________________whileothersstartedto4_______________.Thenumberoflargesharksfellquicklydueto5____________________.asdangerousanimalsshar