Unit7SectionA2dGrammarFocus課件人教版八年級(jí)英語(yǔ)下冊(cè)

Unit7What’sthehighestmountainintheworld?SectionA2d&GrammarFocus-4cLearningObjectives123通過(guò)參與語(yǔ)言活動(dòng)以及對(duì)知識(shí)的歸納，把握英語(yǔ)中多位數(shù)的構(gòu)成以及表達(dá)；能夠理解中英數(shù)字表達(dá)的差異，并拓展理解數(shù)字文化背后的涵義，掌握形容詞和副詞比較級(jí)和最高級(jí)的基本構(gòu)成。（學(xué)習(xí)理解）通過(guò)觀察，總結(jié)歸納英語(yǔ)1000以上的大數(shù)字的表達(dá)法，以及歸納形容詞和副詞比較級(jí)和最高級(jí)的基本構(gòu)成，在對(duì)話中把握對(duì)比的深層含義。同時(shí)能在實(shí)際交流場(chǎng)景中，運(yùn)用以上兩種目標(biāo)語(yǔ)言生動(dòng)描述自己身邊的事物。（應(yīng)用實(shí)踐）通過(guò)對(duì)語(yǔ)法部分知識(shí)的歸類，掌握語(yǔ)法規(guī)則背后的深層涵義；學(xué)會(huì)清晰準(zhǔn)確的描述事物，讓呈現(xiàn)的事物更加生動(dòng)真實(shí)。（遷移創(chuàng)新）DoyouknowtheGreatWall?Listentotheconversationandanswerthequestions.1.HowlongistheGreatWall?Ifwe’reonlytalkingaboutthepartsfromtheMingDynasty,it’sabout8,850kilometerslong.2.Whydidtheancientemperorsbuildthewall?TheBadalingpart.Themainreasonwastoprotecttheirpartofthecountry.3.WhichpartisthemostfamouspartoftheMingGreatWall?2dRole-playtheconversation.Guide:Feelfreetoaskmeanythingontoday'sGreatWalltour.Tourist1:Howlongisthewall?Guide:Ah,themostpopularquestion!Ifwe'reonlytalkingaboutthepartsfromtheMingDynasty,it'sabout8,850kilometerslong.Thismakesitthelongestwallintheworld.Tourist2:Wow,that'samazing!Whydidtheancientemperorsbuildthewall?Guide:Themainreasonwastoprotecttheirpartofthecountry.Asyoucansee,it'squitetallandwide.AsfarasIknow,therearenootherman-madeobjectsasbigasthis.Tourist3:IsBadalingpartoftheMingGreatWall?Guide:Yes,it'sthemostfamouspart.可以隨便做某事就我所知adj.人造的amazed

adj.感到驚奇的amazing

adj.令人驚奇的2d2dasfarasIknow＝sofarasIknow據(jù)我所知

引導(dǎo)狀語(yǔ)從句，強(qiáng)調(diào)程度或范圍。AsfarasIknow,therearenootherman-madeobjectsasbigasthis.一……就……只要和；也；既……又像……一樣多assoonasaslongasaswellasasmuchasas的常用短語(yǔ):Guide:

toaskmeanythingontoday'sGreatWalltour.Tourist1:

isthewall?Guide:

Ah,_______________question!Ifwe'reonlytalkingaboutthepartsfromtheMingDynasty,it'sabout8,850kilometerslong.Thismakesit___________intheworld.Tourist2:

Wow,that'samazing!Whydidtheancient_________buildthewall?Guide:

The

wastoprotecttheirpartofthecountry.____________,it’squitetallandwide.

,therearenoother_______________asbigasthis.Tourist3:

IsBadaling

theMingGreatWall?Guide:Yes,it'sthemostfamouspart.FeelfreeHowlongmainreasonAsyoucanseeAsfarasIknowpartofthemostpopularthelongestwallemperorsman-madeobjectsRetelltheconversation.2dStrongerYou

know

the

bed

feels

__________,

Sleeping

here

alone,

You

know

I

dream

in

color,

And

do

the

things

I

want.

You

think

you

got

____________of

me

Think

you

had

the

last

laugh

Bet

you

think

that

everything

good

is

gone.

Think

you

left

me

broken

down

Think

that

I’d

come

running

back

Baby

you

don’t

know

me’cause

you’re

dead

wrong.

What

doesn’t

kill

you

makes

you

_________

Stand

a

little

_______

Doesn’t

mean

I’m

lonely

when

I’m

alone.

What

doesn’tkill

you

makes

a

fighter

Footsteps

even

_________warmerthebeststrongertallerlighterWhat’sthehighestmountainintheworld?Qomolangma.HowhighisQomolangma?It’s8,848.86metershigh.It’shigherthananyothermountain.Whichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlakes.DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Yes,Idid.It’smucholderthantheUS.GrammarFocuscomparatives

superlatives形容詞和副詞通常有三種級(jí)別：原級(jí)(Positiveform)：沒(méi)有比較含義，“……”；比較級(jí)(Comparativeform)：兩者間比較,“更……”；最高級(jí)(Superlativeform)：三者及三者以上比較，“最…”一、形容詞、副詞的比較級(jí)和最高級(jí)形容詞最高級(jí)前面的the一般不省略，而副詞最高級(jí)前的the可以省略。①直接加-er或-esttall—_____—______

long—______—______②以不發(fā)音的字母e結(jié)尾的單詞直接加-r或-st③以“輔音字母+y”結(jié)尾，把y變?yōu)閕,再加-er或-estnice—______—______heavy—________—________tallertallestlongerlongestnicernicestheavierheaviest規(guī)則變化④重讀閉音節(jié)(末尾只有一個(gè)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(jí)前加more構(gòu)成比較級(jí)和most構(gòu)成最高級(jí)big—_______—_______slowly—___________—___________beautiful—______________—______________biggerbiggestmoreslowlymostslowlymorebeautifulmostbeautiful規(guī)則變化原級(jí)比較級(jí)最高級(jí)good/wellbetterbestbadworseworstmany/muchmoremostlittlelessleastoldolder/elderoldest/eldestfarfarther(更遠(yuǎn))/further(進(jìn)一步的)farthest/furthest不規(guī)則變化1.“比較級(jí)+thanany

other+可數(shù)名詞單數(shù)”=“比較級(jí)+thantheother+可數(shù)名詞復(fù)數(shù)”表示“比其他任何……都……”,表示最高級(jí)含義。Myfatheristhetallestoneinmyfamily.=Myfatheristallerthananyothermemberinmyfamily.=Myfatheristallerthantheothermembersinmyfamily.可用于修飾形容詞和副詞比較級(jí)程度的副詞（短語(yǔ)）有：much,alot,alittle,abit,even,far等。(兩多兩少一甚至，還有一個(gè)遠(yuǎn)去了。）二、比較級(jí)的用法2.

the+比較級(jí)，the+比較級(jí)，“越…就越…”越努力越幸運(yùn)。Theharderyouwork,theluckieryouwillbe.3.比較級(jí)+and+比較級(jí)

“越來(lái)越…”O(jiān)urcountrywillbestrongerandstronger.Ourcityisbecomingmoreandmorebeautiful.補(bǔ)充：as+原級(jí)+as與…一樣，notso/as…as…不及Thisstoryisnotas/sointerestingasthatone.形容詞和副詞的比較級(jí)構(gòu)成規(guī)則變化不規(guī)則變化加后綴-er前面加more比較級(jí)表示最高級(jí)比較級(jí)+thananyother+可數(shù)名詞單數(shù)比較級(jí)+thantheother+可數(shù)名詞復(fù)數(shù)可用于修飾形容詞和副詞比較級(jí)程度的副詞有：much,alot,alittle,abit,even,far等。形容詞和副詞的原級(jí)as+形容詞/副詞原級(jí)+as表示雙方在程度、性質(zhì)、特征等方面一樣。Summary1.（the+）最高級(jí)+in/of短語(yǔ)，意為“……中最……的”Ithinkspringisthebesttimeofayear.Tomworks(the)hardestinClass3.2.oneofthe+最高級(jí)+可數(shù)名詞復(fù)數(shù)+in/of短語(yǔ)

該結(jié)構(gòu)意為“……中最……的……之一”。HangzhouisoneofthemostbeautifulcitiesintheChina.三、最高級(jí)的用法3.the+序數(shù)詞+最高級(jí)+可數(shù)名詞單數(shù)+in/of短語(yǔ)

(從第二開(kāi)始)。Chinaisthethirdlargestcountryintheworld.4.Which/Who…+最高級(jí),A,BorC?“A,B,C中，哪個(gè)/誰(shuí)最……？”Whichisthebiggest,Beijing,ShanghaiorGuangzhou?【注意】(1)最高級(jí)前有物主代詞、名詞所有格等修飾時(shí)，其前不加the。TheYangtzeRiverisChina’slongestriver.(2)當(dāng)most表示“非?！睍r(shí)，其前不加the。Itisamostusefulbook.Summary形容詞和副詞的最高級(jí)構(gòu)成規(guī)則變化不規(guī)則變化加后綴-est前面加most用法(the+)最高級(jí)+in/of短語(yǔ)oneofthe+最高級(jí)+可數(shù)名詞復(fù)+in/of短語(yǔ)the+序數(shù)詞+最高級(jí)+可數(shù)名詞單+in/of短語(yǔ)Which/Who…+最高級(jí),A,BorC?【特別提醒】最高級(jí)前有物主代詞、名詞所有格等修飾時(shí)，其前不加the。1.TheAmazonRiverisoneofthe________riversintheworld.It’salittle________thantheYangtzeRiver.2.Qomolangmais8,848.86meters_______.It’soneofthemost__________placesforseriousmountainclimbers.3.Nooceanintheworldisas________asthePacificOcean.4.AlthoughJapanis______thanCanada,itis______smaller.bigmuchpopularlongoldhighlongestlongerhighpopularbigoldermuch

太平洋Fillintheblankswiththecorrectformsofthewordsinthebox.4ae.g.Tworivers:theYangtzeRiverandtheAmazonRiverTheYangtzeRiverisalmostaslongastheAmazonRiver.TheAmazonislongerthantheYangtze,buttheYangtzeisthelongestriverinChina.Writetwocomparisonsabouttwotopics.Writetruefacts.4bTwocities:_________

and___________1.___________________________________________.2._______________________________________________________________________________.ShanghaiSydneyShanghaiisasmodernasSydneyShanghaiismuchsmallerthanSydney.SydneyisalmosttwiceasbigasShanghaiTwoanimals:___________and____________1._______________________________.2._______________________________________.AnelephantistallerthanapandaanelephantapandaAnelephantismuchheavierthanapanda1._____________________________________________________2.____________________________________________________3.____________________________________________________4.____________________________________________________5.____________________________________________________Whatisthehighestbuildinginourcity?Whatisthebusiestroadinourcity?Whatisthelargestshoppingmallinourcity?Whichisthebiggestparkinourcity?Whichisthemostexpensiveclothesstoreinourcity?Writefivequestionsusingcomparisons.

Thenaskyourpartneryourquestions.

4c1.什么是世界上最高的山？What’sthe_______mountainintheworld?2.珠穆朗瑪峰。Qomolangma.3.珠穆朗瑪峰多高？____________isQomolangma?4.它高8,848.86米。它比任何一座山都高。It’s8,848.86meters_____.It’s_______than____________mountain.5.世界上哪一個(gè)咸水湖最深？

Whichisthe_________saltlakeintheworld?6.在所有的咸水湖中里海最深

TheCaspianSeaisthe______________thesaltlakes.7.你知道中國(guó)是世界上最古老的國(guó)家之一嗎?DidyouknowthatChinaisoneofthe______________intheworld.8.是的。它比美國(guó)歷史悠久的多。

Yes,Idid.It’s_____________thantheUS.highestHowhighhighhigheranyotherdeepestdeepestofalloldestcountriesmucholder

ExercisesExercises1.Stayingwithfamiliesinourfreetimeisoneof_____things.A.thehappiestB.happierC.thehappyD.happiest2.Qomolangmaishigherthan_____intheworld.A.theothermountain B.anothermountain C.anyothermountain D.anymountains3.—Ithinkhi