Unit7What’sthehighestmountainintheworld?SectionA(GrammarFocus-4c)KeypointsDifficultpointsKeyanddifficultpoints1)Tolearntousecomparativesandsuperlativescorrectly.2)Tosortoutmaininformationwhilereadingandlistening.1)Toobserve,discussandsummarizegrammarsof

comparativesandsuperlatives.2)Tousecomparativesandsuperlativescorrectly.Revision黃河長5,464千米。TheYellowRiveris5,464kilometerslong.長城大約有8,850千米長。TheGreatWallisabout8,850kilometerslong.珠穆朗瑪峰高8,844.43米Qomolangmais8,844.43metershigh8848.861532.7Whichmountainishigher,QomolangmaorMountTai?QomolangmaishigherthanMountTai.Qomolangmaishigherthananyothermountainintheworld.Qomolangmaisthehighestmountainintheworld.比較級最高級Adj&AdvItisabout6,300kilometerslong.Itis5,464kilometerslong.長、寬、高、深的表達：基數(shù)詞+單位詞+形容詞(long/wide/high/deep)基數(shù)詞+單位詞+in+名詞(length/width/height/depth/size)這座山大概兩千米高。Thismountainisabout_________________________.twothousandmetershighThismountainisabout______________________________.twothousandmetersinheightAsk:Howlong/wide/high/deep/big+be+主語?Answer:長寬高大小深基數(shù)詞+單位詞+形容詞(long,wide,high,deep)基數(shù)詞+單位詞+in+名詞(length,width,height,depth,size)Languagepoints長、寬、高、深等的表達法主語+be+【拓展延伸】復(fù)合形容詞作定語:“數(shù)詞-單位詞單數(shù)-形容詞”20-meter-long20米長的What’sthe

length/width/height/depth/size+of+主語?Languagepoints2,506,981,065.34Step2:

從右到左，小數(shù)點讀“point”，第一個“,”讀thousand(千),

第二個“,”讀million(百萬)，第三個“,”讀billion(十億)。Step1:

從小數(shù)點開始從右到左，每3個數(shù)加一個“,”。Step3：每隔三位分段以后就都成了101

-999。讀的時候按百位數(shù)讀。從左到右讀數(shù)，百位和十位之間加and，若十位為0，and不省略，若百位為0，thousand和十位之間加and，小數(shù)點后面的數(shù)只讀數(shù)字，不讀數(shù)位。billionpointthousandmillionandandandtwo

billion

fivehundredand

six

million

ninehundredand

eighty-one

thousand

and

sixty-five

point

three

fourHowtowriteandreadlargenumbers?GrammarFocusReadandtranslateWhat’sthehighestmountainintheworld?Qormolangma.HowhighisQomolangma?It’s8,844.43metershigh.It’shigherthananyothermountain.Whichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlakes.DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Yes,Idid.It’smucholderthantheUS.Findthecomparativesandsuperlatives.此句型用比較級表達最高級含義②比較級的變化規(guī)則

1)一般情況下，直接加_____;2)以e結(jié)尾的，直接加____;3)輔音字母+y結(jié)尾的，_____________________.4)重讀閉音節(jié)“輔元輔”結(jié)尾的，_________________________.5)多音節(jié)的單詞，在前面借助一個_____________.6)不規(guī)則變化：1.比較級考點①比較級的范圍:在_______中進行比較，用比較級。兩者err把y變i再加er雙寫尾字母再加ermoregood/well________;many/much____________;bad/badly________;little________.betterworsemoreless③比較級修飾問題

比較級前可加(更…得多)______;(甚至)_____;(仍然)_____;(非常)______,(一點)______,等詞修飾muchevenstillalotalittle1）Tom比Jim高一點點。Tomis___________thanJim.alittletaller2）這本書比那本書更有趣得多。Thisbookis____________________thanthatbook.muchmoreinteresting3）她甚至比我更漂亮。Sheis___________________thanme.evenmorebeautifulPresentation

LookandSay形容詞副詞比較級最高級的構(gòu)成Doyouremembertherules?①一般的直接加-er或-est③以“輔音字母+y”結(jié)尾，把y變?yōu)閕，再加-er或-estnice—______—______heavy—________—________nicernicestheavierheaviestbig—_______—_______biggerbiggest②以不發(fā)音的字母e結(jié)尾的單詞直接加-r或-sttall—______—______long—_______—______tallertallestlongerlongest④重讀閉音節(jié)(末尾只有一個輔音字母)

雙寫輔音字母再加-er或-est⑤部分雙音節(jié)詞和多音節(jié)詞分別在原級前加more構(gòu)成比較級和most構(gòu)成最高級slowly—___________—___________beautiful—______________—______________moreslowlymostslowlymorebeautifulmostbeautifulPresentation

LookandSayWritedowntherightformsofthem.原級比較級最高級good/wellbetterbestbadworseworstmany/muchmoremostlittlelessleastoldolder/elderoldest/eldestfarfarther(更遠)/further(進一步的)farthest/furthest注：older一般指年齡大小；

Myfatherisolderthanmymother.elder指長幼關(guān)系(一般修飾名詞作定語);Myelderbrotherisadriver.farther指距離更遠；further指抽像的.IwanttostudyEnglishfurtherfurtherreading④

越來越…

結(jié)構(gòu)：____________________比較級+and+比較級越來越大___________________;越來越小___________________;越來越長___________________;biggerandbiggersmallerandsmallerlongerandlonger越來越漂亮_________________________;越來越重要_________________________;越來越有趣_________________________;moreandmorebeautifulmoreandmoreimportantmoreandmoreinterestingPractice

Read,discussandsortoutthestructuresofcomparativesinsentences.Conclusion:1.______+_____表示“比······更······”。修飾比較級程度的副詞（短語）有_____________even/

far/alittle/abit等。1.It'sbiggerthanthepopulationoftheUS.2.It'salotbiggerthanthepopulationoftheUS.3.ChinahasamuchlongerhistorythantheUS.比較級thanmuch/alot/Practice

Read,discussandsortoutthestructuresofcomparativesinsentences.1.Qomolangmaisgettinghigherandhigher.2.Thefarther,thebetter.3.Jimmyisthetallerofthetwoboys.Conclusion:1.______+____+______，表“越來越······”2.______+______,______+_______，表“越······，越······”。3.____+______+_____+_____+_____，表示“兩者中更······的一個”。比較級and比較級the比較級the比較級the比較級ofthetwo⑤

越…,就越…

結(jié)構(gòu)：___________________________the+比較級，the+比較級1)你吃得越多，你就越胖。________youeat,__________youare.Themorethefatter2)你鍛煉得越多，你就越健康。________youexercise,__________youare.Themorethefatter3)你越努力學(xué)習(xí)，你獲得的成績就越好。_________youstudy,__________gradesyouget.Theharderthebetter形容詞和副詞比較級和最高級的規(guī)則變化1.clever-cleverer-thecleverest2.big-bigger-thebiggest3.happy-happier-thehappiest4.nice-nicer-thenicest5.beautiful-more/lessbeautiful-themost/leastbeautiful直接在詞尾加-er或-est重讀閉音節(jié)，雙寫再加-er/-est以y結(jié)尾，去y改i，再加-er/-est以e結(jié)尾，直接加-r/-st多音節(jié)形容詞則需要在形容詞前加more或themostPractice

Read,discussandsortoutthestructuresofsuperlativesinsentences.1.TheSaharaisthelargesthotdesertintheworld.2.TheCaspianSeaisthedeepestofallthesaltlakes.3.Oneofthemostdangeroussportsismountainclimbing.4.Chinaisthethirdlargestcountryintheworld.Conclusion:1.____+______+_________，表“在某范圍內(nèi)······最······”。2.____+_____+_____+_______+__________，表“最······之一”。3.____+______+_______+_________，表示“······在······中是第幾的”。the最高級in/of…oneofthe最高級復(fù)數(shù)名詞the序數(shù)詞最高級單數(shù)名詞2.最高級考點①最高級的范圍:在___________________中進行比較，用比較級。三者/三者以上②比較級的變化規(guī)則

1)一般情況下，直接加_____;2)以e結(jié)尾的，直接加____;3)輔音字母+y結(jié)尾的，_____________________.4)重讀閉音節(jié)“輔元輔”結(jié)尾的，_________________________.5)多音節(jié)的單詞，在前面借助一個_____________.6)不規(guī)則變化：estst把y變i再加est雙寫尾字母再加estmostgood/well________;many/much____________;bad/badly________;little________.bestworstmostleast③其中一個最…的

結(jié)構(gòu)：____________________________________oneof+the+最高級+名詞復(fù)數(shù)北京是世界上其中一個最大的城市，Beijingis___________________citiesintheworld.oneofthebiggest小明是我們班上其中一個最高的學(xué)生。XiaoMingis_________________________inourclass.oneofthetalleststudents原級比較級最高級good/wellbetterbestbadworseworstmany/muchmoremostlittlelessleastoldolder/elderoldest/eldestfarFarther(更遠)/Further(進一步的)farthest/furthest不規(guī)則變化Practice

Read,discussandsortoutthestructuresofpositivedegreeinsentences.1.ChinaisalmostasbigastheUS.2.MountTaiisnotso/ashighasMountHua.Conclusion:1.____+_____+_____，表示“與······一樣”。2.____+_____+_____+____，表示“不如······”。as原級asnotso/as原級as3.同級比較考點①同級比較的范圍:描述____個對象。1②與…一樣結(jié)構(gòu)：______________________________.as+形容詞/副詞的原級+as小紅跟小明一樣高。XiaoHongis________________XiaoMing.astallas③不如…結(jié)構(gòu)：_____________________________________.notas/so+形容詞/副詞的原級+as他跑得沒有我快He________run____________Ido.doesn’tasquicklyas

Trytocreateamindmapofcomparativesandsuperlativeswithadjectivesandadverbsingroups.Production形容詞和副詞的原級、比較級、最高級原級比較級最高級含義用法沒有比較含義as+原形+as;notso/as+原形+as兩者間的比較，意為“更······”含義規(guī)則變化；不規(guī)則變化構(gòu)成比較級+than+…;…用法三者或三者以上的比較，意為“最······”含義規(guī)則變化；不規(guī)則變化構(gòu)成the+最高級+in/of…;…用法Fillintheblankswiththecorrectformsofthewordsinthebox.4abigmuchpopularlongoldhigh1.TheAmazonRiverisoneofthe_______ riversintheworld.It’salittle_______thantheYangtzeRiver.2.Qomolangmais8,844.43meters_____. It’soneofthemost________placesforseriousmountainclimbers.3.Nooceanintheworldisas_____asthePacificOcean.4.AlthoughJapanis_____thanCanada,itis_______smaller.longestlongerhighpopularbigoldermuchMakecomparisonsaccordingtothetable.the

Nile

RivertheAmazonRivertheYangtzeRivertheYellowRiver6,671km6,480km6,300km5,464kmTheNileRiveristhelongestriverintheworld.NoriverintheworldisaslongastheNileRiver.TheAmazonRiverisoneofthelongestriversintheworld.TheAmazonRiverisalittlelongerthantheYangtzeRiver.TheNileRiverismuchlongerthantheYellowRiver.Twocities:__________and___________1._______________________________2.____________________________________________________________________Twoanimals:________and________1._______________________________2.______________________________________________________________SingaporeKualaLumpurKualaLumpurisasmodernasSingapore.SingaporeisbiggerthanKualaLumpurandhasalargerpopulationthanKualaLumpur.MonkeyDogAdogisbiggerthanamonkey.Amonkeyissmallerthanadog,butitclimbsatreefasterthanadog.Writetwocomparisonsabouttwotopics.Writetruefacts.4bTworivers:_______________and_________________1.______________________________________________________________________________2.___________________________________________________________________________Twocities:__________and___________1.__________________________________2.__________________________________Twoanimals:__________and___________1.__________________________________2.__________________________________theYangtzeRivertheAmazonRiverTheYangtzeRiverisalmostaslongastheAmazonRiver.TheAmazonislongerthantheYangtze,buttheYangtzeisthelongestriverinChina.策略：可以比較城市的面積、人口、歷史等策略：可以比較動物的身高(身長)、體重、奔跑速度、外貌特征以及壽命等4cWritefivequestionsusingcomparisons.Thenaskyourpartneryourquestions.1.______________________________________2.______________________________________3.______________________________________4.______________________________________5.______________________________________Whatisthehighestbuildinginourcity?Whatisthebiggestsupermarketinourcity?

Whoisthetalleststudentinourclass?Who

istheshorteststudentinourclass?Whosingsthebestinourclass?注意：在使用比較級或最高級時要有相對明確的比較范圍或參照物。Exercise1.Sheis________than________.A.busier/usB.busier/weC.morebusy/usD.morebusy/we2.Chinais________countryintheworld.A.thethirdlargestB.thelargestthirdC.thethirdlargeD.athirdlargest3.—Whichis____seasoninBeijing?

—Ithinkit’sautumn.A.goodB.betterC.bestD.thebestAAD4.—Whichis____,thesun,themoonortheearth?—Themoon.smallB.smallerC.smallestD.thesmallest5.IstudyEnglishas____asmybrother.hardB.harderC.hardest6.Whichis____,abicycleoracomputer?A.expensiveB.moreexpensiveC.themostexpensive

DABExercisesStayingwithfamiliesandfriendsinourfreetimeisoneof_____things.A.thehappiestB.happierC.thehappyD.happiestQomolangmaishigherthan_____intheworld.A.theothermountain B.anothermountain C.anyothermou