高一英语必修三Module3Unit7Lesson3课件

英语教学课件English高中一年级下Unit7TheSeaLesson3TheSeaWorld■Togetfamiliarwithdescriptivetexts.

■Topractiseusingseaanimalvocabulary.■Topractisecomparativeandsuperlativestructures.Doyouknow?AquariumsaregrowinginpopularityinBritain.Aswellasofferingspectacularexhibits,likesharks,theyoffer“hands-on”exhibitsforchildren.Objectives1Whichoftheseanimalscanyouseeinthepictures?PartIBeforeyoustartcrabdolphinpolarbearpenguinwhalesealsharkcoralflyingfishstarfishtropicalfishseashellDoyouknow?1.Whichfishusesalighttoattractfood?Anglerfish琵琶鱼2.Whichfishcanmakealoudnoise?Toadfish蟾鱼,豹蟾鱼3.Whatkindoffishappeartoflyinthewater?鳐鱼MantaRays4.Whicharethesmallestfishintheworld?

Goby刺鳍鱼DoyouknowallthesitesofUnderwaterWorld?1.Scanthetextquicklyandfindoutthenamesofthetouristsitesoftheunderwaterworld.PartIIReadtolearnPlacestoseeseacreaturesVirtualRealityVoyageDiscoveryPoolSeaTheatreOceanFloorPolarWorldUnderwaterWorld2.Readthebrochure.FindwhereyoucanseethesethingsinUnderwaterWorld.1.fishwhichusealighttoattractfood2.dolphinsinperformance3.fishthatappeartoflyinthewater4.seacreaturesthatchildrencantouch5.abigicebergVirtualRealityVoyageSeaTheatreOceanFloorDiscoveryPoolPolarWorld3.MatchthesecommentsfromvisitorstothedifferentareasofUnderwaterWorld.Example1)Itwasterrible!TherearetoomanyinthepoolandIdon’tthinktheyenjoytheshow.Ithinkit’scrueltomakethemdotricks.SeaTheatre2)“Howdotheystopitfrommelting?ItwasgreatbutIfeltquitecoldafterawhile.”3)“Ontheonehand,welovedmostoftheattractions,especiallytheoneforthechildren.Ontheotherhand,Ididn’tthinkthatthecafeteriawasasgoodasitshouldbe.”PolarWorldDiscoveryPool4)“Ilearnedalot.Imean,Ididn’tknowthatafishcouldbenoisy!However,Ithoughtsomeoftheothereffectswerelessrealistic.”VirtualRealityVoyage4.Readthebrochure.Findwhatyoucanseeintheseplaces.PolarWorldOceanFloorSeaTheatrepolarbears,realiceberg,theacrobaticseal,penguinsmostbeautifulcoral,mostunusualfish,somefish”flying”throughthewaterintelligentdolphins’showDiscoveryPoolVirtualRealityVoyage(foryoungerchildren)crabs,smallercreaturesnoisiestfish,prettiestfish,tiniestfish,(swimwith)dolphins,thegreatwhiteshark.Whichpartofunderwaterworldwouldyouliketovisit?Why?PartIIIVoiceyouropinionSeatheatreVoiceyouropinionIlikedolphinsverymuch.Iwanttoseethecleverdolphinsinperformance.WhereshouldIgo?Virtualrealityvoyage

Ihaveheardthattherearesomeveryspecialfishintheunderwaterworld.Andthereisakindoffishwhichcanusealighttoattractfood.That’sfunny.Iamlookingforwardtoseeingit.WhereshouldIgo?Discoverypool

Iamthebestfriendsofsmallcreatures.Isthereaplaceformetomakefriendswithsmallcreatureslikecrabs?Polarworld

Ihaveneverbeentothepole.Iwanttoseethebigiceberg,theacrobaticsealsandthepenguin.whereshouldIgo?

OceanfloorIamabird.Icanflyhighinthesky.AndIknowthatthereisakindoffishthatcan“flyinthewater.Iwanttohaveacompetitionwithit.Doyouhavethisfish?

ComparisonofadjectivesGrammar

1.表示AB两方程度相同的用_______________

如：我的苹果和你的一样红。

Myapplesareasredasyours.

形容词比较等级的句型“as+原级+as”

2.表示AB两方程度不同，A不如B的，用_____________________”

如：第一课不如第二课有趣。

LessonOneisnotso(as)interestingasLessonTwo.not+so(as)+原级+asPartIVGrammar1)Lucy的连衣裙与Lily的一样漂亮。

Lucy’sdressis_______________Lily’s.2)这个会议没上次的重要。

Thismeetingis__________________lastone.asbeautifulas

notsoimportantasExercise表示AB两方程度不同，A超过B的用“___________”

如：黑色的猫比白色的那只更饿。

Theblackcatishungrierthanthewhitecat.比较级+thanExercise:1)今天比昨天更干燥。

Todayis______________yesterday.2)太阳比月亮大得多。

Thesunis_____________________themoon.他是家里兄弟中最年轻的。

Heis______________anyotherbrotherinthefamily.drierthanmuchbiggerthanyoungerthan表示三个或三个以上进行比较，其中某一方超过其他几方面的用“______________________”

如：她是我们班最好的学生。

Sheisthebeststudentinourclass.the+最高级+比较范围Exercises:1)过去她家是村里最穷的。

Herfamily____________inhervillageinthepast.2)澳大利亚是世界上最富裕的国家之一。

Australiaisoneof________________intheworld.他是家里兄弟中最年轻的。

Heis_____________ofthebrothersinthefamily.wasthepooresttherichestcountriestheyoungestWhich/Whatdoyoulikebetter,AorB?Which/Whatdoyoulikebest,A,BorC?The+比较级+of+the+two…

如：李明是这两人中更高的一个。

LiMingisthetallerofthetwo.越来越：比较级+and+比较级

moreandmore+原级如：Theweatherishotterandhotter.Ourcountryismoreandmorebeautiful.Exercise:1)Whois______,Mr.GreenorMr.Smith?A.veryrichB.muchricherC.therichestD.morericherB注意1.在“比较级+than”这一句型中，作为比较对象的成分不能省略。如：在冬天北京比广州更冷。

Inwinterit’scolderinBeijingthaninGuangzhou.(对)Inwinterit’scolderinBeijingthanGuangzhou.(错)2.形容词比较等级前一般可用much,even,alot,alittle,abit,等状语修饰，如：Exercise:月亮比太阳小得多。

Themoonis___________________thesun.这本书比那本书厚一点。

Thebookis__________________thanthatone.muchsmallerthanalittlethicker3.形容词比较等级前还可以被表示年龄、倍数等词组修饰。

如：SheistwoyearsolderthanMike.Thismountainis3timeshigherthanthatone.Exercise:这个棍子比那根长3米。

Thisstickis___________________thanthatone.Mary比Jenny重两公斤。

Maryis___________heavierthanJenny.threemeterslonger

twokilosSentencesfromthetext1.It’sthreetimesasbigas

underwater2.Theyarelesscolorfulthan

otherfishbuttheymovebeautifully.3.Youcertainlywon’tfindanoisierfish.4.Theyhaveahugemouthandcaneatfishasbigas

themselves1.“asmany/few+可数名词复数+as”或“asmuch/little(少的)+不可数名词+as”。前者描述数目上的接近，后者描述量的相近。

Youmayborrowasmanybooksasyoucan.

你能借多少书就借多少。

“Drinkasmuchwaterasyoucan,”thedoctorsaidtohim.

医生对他说：“你要尽可能的多喝些水。”

形容词比较等级的句型还有：2.“主语+比较级+thananyother…”结构表示：主语所描述的事物比其他任何一个都……比较级形式表示最高级含义。

LiMingismuchclevererthananyotherstudentintheirclass.

李明是他们班中最聪明的学生。注意：若比较范围不同，than后应用“any+可数名词的复数形式+其他”。

ChinaislargerthatanycountriesinAfrica.

中国比非洲上的任何国家都大。3.比较级的最高级含义[原句回放]Youcertainlywon’tfindanoisierfish.[要点点拨]本句相当于That’sthenosiestfishyoucanfind.英语中否定词和比较级连用一般表示最高级含义，有强调意味。意为“再没有比…更…的了”。常见结构：not/never…+a/an+比较级+n.no/never/nothing…+比较级例如：Thereisnotatallerplayerthanhiminhisteam.他是他们队里最高的。Ihavedonemybest;Ican’tmakeanythingmorebeautifuloutofit.我已经尽力把它弄得最漂亮了。4.“形容词+to”结构也可表示比较含义。

Thiskindofcarissuperiorinqualitytothat.

这种汽车的质量比那一种好得多(superiorto

意为：优于；胜过)

LipingisthreeyearsseniortoLiuGang.

李平比刘刚大三岁。(seniorto意为：年长于；资格老于；地位高于)5.“no+比较级+than”结构表示对两个比较对象都进行否定(可由neither…nor…结构来改写)。

I’mnomorefoolishthanyou.我们俩都不傻。

(相当于NeitherInoryouisfoolish.)6.“notmore+比较级+than”结构表示在程度上“前者不如后者”

Thisbookisnotmoreinterestingthanthatone.

这本书不如那本书有趣。

(相当于:Thebookislessinterestingthanthatone.)7.“形容词比较级+than+形容词”,意为“与其…倒不如….”

Jackismuchharderthanclever.

与其说杰克聪明，倒不如说他学习用功。8.wouldrather…than,prefer…to…,prefertodo…ratherthan…这三个句型表示“宁愿…而不愿…;喜欢…胜过…宁做…而不愿做…”含义。虽无比较级形式，但表示比较级含义。

Shewouldratherdiethangivein.

她宁死不屈。

Hepreferredtogooutratherthanstayhome.

他宁愿出去也不愿呆在家里。9.该结构意为“越…，越…”。

The+比较级…，the+比较级…

Themoredifficultthequestionsare,thelesslikelyheisabletoanswerthem.

问题越难，他回答出来的可能性就越小。10.what有时也可以表示“比较”关系，说明两种事物的相同或相似性。what的该种用法常用于书面语，用来加强修辞效果，含有比喻含义，相当于as，意为“好比…；正如…；就像…一样”。what的该类用法共有3种情况：(1)AistoBwhatCistoD

Twelveistwowhattwenty-fouristofour.

十二比二就等于二十四比四。(2)whatCistoD,AistoB

Whatfoodistothebody,abookistothemind.

书籍对于思想犹如食物对于身体。(3)whatCistoD,thatAistoB

Whatthegunistoasoldier,thatthepenistoawriter.作家的笔犹如战士的枪。11.倍数的表示方法[原句回放]Youcanonlyseeasmallpartofitabovethewater.It’sthreetimesasbigunderwater.[要点点拨]“It’sthreetimesasbigunderwater.”是一个省略句，补全就是：It’sthreetimesasbigunderwaterasthepartabovethewater.常见的表达法：1)倍数+形容词比较级+than+比较对象；2)倍数+as+形容词+as+比较对象；3)形容词比较级+than+比较对象+by+倍数。如：Thiscakeistwicebiggerthanthatone.=Thiscakeistwice

asbigasthatone.=Thiscakeisbiggerthanthatonebytwice.ExercisesBobneverdoeshishomework_____Mary.Hemakeslotsofmistakes.A.socarefulasB.ascarefullyasC.carefullyasD.ascarefulas2.Nowairinourtownis____thanitusedtobe.SomethingmustbedonetoitverygoodB.muchbetterC.ratherthanD.evenworseBD3.--Isyourheadachegetting_____?--No,it’sworse.A.betterB.badC.lessD.well4.Americanseat____vegetablesperpersontodayastheydidin1910.A.morethantwiceB.astwiceasmanyC.twiceasmanyasD.morethan

twiceasmanyAD5.Inrecentyearstravelcompanieshavesucceededinsellingustheideathatthefurtherwego,_____.A.ourholidaywillbebetterB.ourholidaywillbethebetterC.thebetterourholidaywillbeD.thebetterwillourholidaybe6.Greenland,_____islandintheworld,coversovertwomillionsquarekilometers.A.itisthelargestB.thatisthelargestC.isthelargestD.thelargestDC7.Ifeel__betterthanyesterday.A.moreB.veryC.theD.far8.Chinahasalargepopulationthan__intheworld.allthecountriesB.everycountryC.anycountryD.anyothercountryDDFormoreexercises,clickhere.1.—Didyouenjoyyourselfattheparty?—Yes,I’veneverbeento_______onebefore.（06四川）amoreexcitedB.themostexcitedC.amoreexcitingD.themostexciting2.Ilikethisjacketbetterthanthatone,butitcostsalmostthreetimes_____.(08浙江）

A.asmuchB.asmanyC.somuchD.somanyCA[考题链接]3.AsfarasIamconcerned,educationisaboutlearningandthemoreyoulearn,______.A.themore