初中英語八年級下冊課件 Unit Review 公開課比賽一等獎

UnitReview教學(xué)重點(diǎn)：

教學(xué)難點(diǎn)：形容詞比較級的理解和應(yīng)用形容詞最高級的理解和應(yīng)用1.利用比較級與最高級描述日常生活和體育活動2.嘗試比較級及最高級與賓語從句的應(yīng)用theOlympicmottothecomparativeandsuperlativeadjectivesFastFasterFastestHighHigherHighestStrongStrongerStrongestYoushouldknowit!Pleaselookatthesecharts形容詞的比較級的規(guī)則變化：構(gòu)成方法原形比較級一般在詞尾加-erlongwarmlongerwarmer以e結(jié)尾的只加-rnicefinenicerfiner重讀閉音節(jié)以輔音字母結(jié)尾,雙寫輔音字母加-erbigfatbiggerfatter以“輔音字母+y”結(jié)尾的先變y為i再加-erbusyearlybusierearlier在原級前加morecarefulmorecareful形容詞的最高級的規(guī)則變化：構(gòu)成方法原形最高級一般在詞尾加-estlongwarmlongestwarmest以e結(jié)尾的只加-stnicefinenicestfinest重讀閉音節(jié)以輔音字母結(jié)尾,雙寫輔音字母加-estbigfatbiggestfattest以“輔音字母+y”結(jié)尾的先變y為i再加-estbusyearlybusiestearliest在原級前加mostcarefulmostcareful不規(guī)則變化：原級比較級good/wellbetterbad/illworsemany/muchmorelittlelessfarfartherfurtheroldolderelder不規(guī)則變化：原級最高級good/wellbestbad/illworstmany/muchmostlittleleastfarfarthestfurthestoldoldesteldestFindthemDannysaysthatgatheringismoreimportantthanaworldrecord.MineflewfartherthanJenny’sairplane,butBrian’sflewthefarthest.MyfriendSandrawontherecordforthelargestbook.

Underlinethecomparativeandsuperlativeadjectivesandadverbs.

4.TheancientGreekswantedtohavethebestathletescompeteagainsteachother.5.FewercountriestakepartintheWinterOlympicsthanintheSummerOlympics.TheancientGreekswantedtohavethebest

athletescompeteagainsteachotherButthosefirstOlympicswereverydifferentfromtoday’sTheyalsorepresenttheircountriesatthehighestlevel.UnderstandthemUnderstandLearntouseRememberthem形容詞比較級的用法：(1)表示一方超過另一方時，用“形容詞的比較級+than”結(jié)構(gòu)。Itiscoldertodaythan(itwas)yesterday.今天天氣比昨天冷。Thesunisbiggerthantheearth.太陽比地球大。I’mtallerandheavierthanyou.我比你更重更高。

(2)形容詞比較級要避免與自身進(jìn)行比較，要用”比較級+thananyother+單數(shù)可數(shù)名詞”來表示“比其他的任何……都……”LinTaoisolderthananyotherstudentintheclass.林濤比班上其他任何同學(xué)的年齡都大。(3)表示比較級時用“Which/Whois+比較級，AorB?”結(jié)構(gòu)。（兩者比較）Whichisbetter,milkortea?牛奶和茶，哪一樣更好？Whoistaller,TomorJim?湯姆和吉姆，誰更高些？(4)表示最高級時用“Which/Whois+最高級,A,BorC?”結(jié)構(gòu)。(三者及以上比較)Whichisthebest,Class1,Class2orClass3?一班、二班、三班中哪一個是最好的？形容詞的最高級表示三者或三者以上的人或事物的比較。形容詞的最高級前面要加定冠詞the,句末一般跟一個of(in)介詞短語來說明比較的范圍。其句型是“A+系動詞+形容詞的最高級+of/in/…”。Springisthebestseasonoftheyear.

Sheisthebestofallstudentsintheclass.她是班上最好的學(xué)生。DosomeexerciseMakesenseyoucanusethemJennyjumpshigh.But,Dannyjumps

（high）thanJenny.Really?LiMingjumps

（high）ofthethree.higherhighestIamtall.Tomis

(tall)thanmeIam1.70meterstall.Tomis1.75meterstall.Timis1.81meterstall.Timis

(tall).Tim

(tall)thananyotherboy.Timis

(tall)ofthethree.tallertallerthetallestthetallestis,at,football,she,better,playingon,think,is,I,a,dangerous,more,is,it,do,tohomework,bike

Sheisbetteratplayingfootball.Ithinkitismoredangeroustodohomeworkonabike.我的紙飛機(jī)飛得比詹妮得遠(yuǎn)。布萊恩的飛機(jī)飛得最遠(yuǎn)。丹尼說聚會比世界紀(jì)錄更重要。古希臘人想讓最優(yōu)秀的運(yùn)動員去彼此競爭。Brian’sflewthefarthest.MineflewfartherthanJenny’sairplane.Dannysaysthatgatheringismoreimportantthanaworldrecord.TheancientGreekswantedtohavethebestathletescompeteagainsteachother.Becareful!(1)形容詞的最高級前面如果有序數(shù)詞修飾時，它應(yīng)放在定冠詞之后。IsNanjingthesecondlargestcityinChina?南京是中國第二大城市嗎？(2)句型“oneofthe+形容詞的最高級+復(fù)數(shù)名詞”表示“最……的之一”。Chinaisoneofthelargestcountriesintheworld.中國是世界上最大的國家之一。Multiplechoice.

(

)

1

Which

do

you

like

___,

tea

or

coffee?

A.

well

B.

better

C.

best

D.

most

(

)

1

Which

do

you

like

___,

tea

or

coffee?

A.

well

B.

better

C.

best

D.

most

1.Chinais________countryintheworld.

A.thethirdlargestB.thelargestthirdC.thethirdlargeD.athirdlargest2.-Whichis____seasoninBeijing?

-Ithinkit'sautumn.A.good

B.better

C.best

D.thebest3.-Whichis_______,thesun,themoonortheearth?

-Ofcourse,themoonis.

A.small

B.smaller

C.smallest

D.thesmallest4.TheairinBeijingisgettingmuch_____nowthanafewyearsago.A.clean

B.cleaner

C.cleanest

D.thecleanest5.Whichis_____,abicycleoracomputer?A.

expensive

B.moreexpensiveC.themostexpensive6.Sheisthesecond_______studentinourclass.tall

B.taller

C.tallestRoleplay!Enjoy!WorkingroupsMakeadialogueThenpresentitinfrontofclassYoushouldusecomparativeandsuperlativeadjectiveTrytouseobjectiveclauseExample

A:Iamthirty.Iamtheoldestintheclassroom.B:Yes,Youareolderthanme.AndYouareolderthananyotherstudent.C:wow,Mybrotheristhirty,too.Heisasoldasyou.

WriteatalkaboutOlympicsbyusingthecomparativeandsuperlativeadjectives.2.Practiseusi