Unit7What'sthehighestmountainintheworld?

Languagegoals：1、Learntoreadthelargenumbers.2、Reviewthecomparativesandsuperlativesoftheadjectivesandadverbs.3、Talkaboutgeographyandnature.1,111,111millionthousandonemillion

，onehundredandeleventhousand，onehundredandeleven大數(shù)字的讀法：Canyoureadthem？

485644,3219,54323,357134,6651,243,233

75,320,612thousand千hundred百

million百萬forty-eightfivehundred

andsixty-fourfourthousand,threehundredandtwenty-oneninethousand,fivehundredandforty-threetwenty-threethousand,threehundredandfifty-sevenOnehundred

andthirty-fourthousand,sixhundredandsixty-fiveOnemillion,twohundredandforty-threethousand,twohundredandthirty-threeseven-fivemillion,threehundredandtwentythousand,sixhundredandtwelvetalltallerthetallestLiuXiangistall.YiJianlianistallerthanLiuXiang.YaoMingisthetallestofthethree.reviewYaoismuchtaller

thanPan.abit,alittle,much,many,alot,lots,any,even

+比較級MountainAisashighasmountainB.

Thisballisasbigasthatone.1,Thismountainisashighasthatmountain.2,Thismountainishigher

thanthatmountain.3,Itisthehighestmountainintheworld.4,Itisoneof

thehighestmountainintheworld.5,Heisthemostthinnest

ofallstudents.形容詞原形，比較級，最高級常見形式Let’senjoythebeautyofnature!mountaindesertriverlakeoceanfreshlakesaltlakeWhatisthehighestmountainintheworld?Howhighisit?TheQomolangma.8,844.43metershigh.1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighQomolangma.

is8,844.43metershigh!

TheNileis6,671kilometerslong.TheCaspianSeais1,025metersdeep.

TheSaharais9,600,000squarekilometersinsize.1b、

Listenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertintheworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongest=Qomolangmaisthehighestmountainintheworld.Pairwork:

A:Whatisthehighestmountainintheworld?B:Qomolangmaisthehighestmountainintheworld,It’s8,844.43metershigh!HomeworkExercisebook:第一題和第三題2aListenandnumberthefacts(1-4)intheorderyouhearthem.

6,3005,0005,464300___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris___kilometerslong.___Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover___yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.___ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.

42132bListenagainandfillintheblanksin2awiththenumbersinthebox.

6,3005,0005,464300___TheYangtzeRiverisabout_______kilometerslongandtheYellowRiveris______kilometerslong.___Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.

6,3005,464___Chinaisover______yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.___ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.5,000300百位數(shù)的讀法700503946SevenhundredFivehundredandthreeNinehundredandforty-six英語數(shù)字的讀法10,001thousandonekeyTenthousandandone千位數(shù)的讀法

8,4485,0091,0519,243

Eightthousandfourhundredandforty-eightFivethousandandnineOnethousandandfifty-oneNinethousandtwohundredandforty-three1111111,111OnehundredAndelevenkeyEleventhousand,onehundredandeleveneleventhousand萬位數(shù)（十千）的讀法10,000----tenthousand20,001----twentythousandandone30,010----thirtythousandandten70,111----seventythousandone

hundredandeleven51,111---fifty-onethousandonehundredandeleven

萬位以上不到百萬的讀法:用逗號隔開，第一個逗號讀成thousand

111,111:onehundredeleventhousandonehundredandeleven222,222:twohundredtwentytwothousandtwohundredandtwenty-two1,111,111OnehundredelevenOneOnehundredandelevenmillionthousandonemilliononehundredeleventhousandonehundredandeleven百萬的讀法1,000,000-----onemillion1,111,111-----

one

million

onehundredeleven

thousand

onehundredandeleven1,000,001---onemillionandone21,435,678----fourhundredthirty-fivethousandsixhundredandseventy--eight121,435,678----onehundredtwenty-onemillion

fourhundredthirtyfivethousandsixhundredandseventy--eighttwenty-onemillion111,121,435,678111,121,435,678billionmillionthousandonehundredelevenbillion

onehundredtwenty-onemillion

fourhundredthirty-fivethousand

sixhundredandseventy-eight十億的讀法5,721,432,874----fivebillion

sevenhundredtwenty-onemillion

fourhundredthirty-twothousand

eighthundredandseventy-four311,679,231,605----threehundredelevenbillion

sixhundredseventy-ninemillion

twohundredthirty-onethousandsixhundredandfive999,121,141,435,678trillionbillionmillionthousandkeyNinehundredninetyninetrillion

onehundredtwentyonebillion

onehundredfortyonemillion

fourhundredthirtyfivethousand

sixhundredseventyeight數(shù)詞的解讀技巧如果在萬位以下的話只要直接讀出該數(shù)值即可。特大數(shù)字如果在萬分位以上的話，是通過三位三位的讀，來讀出數(shù)值。一般的排列順序是從大到?。簍rillion,billion,million,thousand,hundred.這些英文的數(shù)值代表三位三位的進位讀法，每次讀完一個單元后，就加上這些數(shù)值。Canyoureadthem

485644,3219,54323,357134,6651,243,233

75,320,612thousand千hundred百

million百萬forty-eightfivehundred

andsixty-fourfourthousand,threehundredandtwenty-oneninethousand,fivehundredandforty-threetwenty-threethousand,threehundredandfifty-sevenOnehundred

andthirty-fourthousand,sixhundredandsixty-fiveOnemillion,twohundredandforty-threethousand,twohundredandthirty-threeseven-fivemillion,threehundredandtwentythousand,sixhundredandtwelve9,600,000---1,025---6,671---8,844---

ninemillionandsixhundredthousand

onethousandandtwenty-fivesixthousandsixhundredandseventy-oneeightthousandeighthundredandforty-four形容詞的比較等級構(gòu)成方式:1.一般單音節(jié)adj的比較級多在原形上加-er,最高級加-est.

多音節(jié)adj在原形前加more,最高級加mostRemember原級比較級最高級smallsmallersmallestbeautifulmorebeautifulmostbeautifulpopularmorepopularmostpopular2.輔音字母加y結(jié)尾時,比較級去y變i再加-er,最高級去y變i再加-est.eg.friendly→friendlier

→friendliest3.以不發(fā)音的e結(jié)尾時加-r/-st.eg.fine→finer

→finest4.重讀閉音節(jié)結(jié)尾的詞,如末尾是一個輔音字母,雙寫這個輔音字母,再加-er/-est.eg.big→bigger

→biggest5.不規(guī)則adj的比較級與最高級如下:原級比較級最高級good/wellbetterbestbad/badlyworseworstmany/muchmoremostoldolder/elderoldest/eldestfarfarther/furtherfarthest/furtherlittlelessleast注：older一般比年齡，新舊；

elder指長幼關(guān)系(一般修飾名詞);elderbrother/sister

farther指距離更遠；

further指抽像的.IwanttostudyEnglishfurther.talltallertallestshortshortershortest