人教八年級上冊英語第四單元《Section A Grammar Focus》教學課件

SectionAGrammarFocusUnit4What'sthebestmovietheater?

語言能力：（1）能夠準確記憶形容詞和副詞最高級的變形規(guī)律；（2）能夠理解并掌握形容詞和副詞最高級在語言表達過程中的用法；學習能力：通過完成句子和完成表格等對社會服務設施進行比較，學會對不同事物進行評價和比較，提升統(tǒng)籌規(guī)劃能力。思維品質(zhì)：（1）通過比較和評價社會服務設施，學會分析事物的特點，提升分析判斷能力；（2）能夠多角度評價事物，提升學生多角度認識事物的能力和多元化思維的能力。（一）變化規(guī)則形容詞&副詞的最高級Writethesuperlativesandcomparativesofthewords.comparativessuperlativestalllargethinheavycomfortablebadcheapmuchthinnerthinnesttallertallestlargerlargestheavierheaviestmorecomfortablemostcomfortableworseworstcheapercheapestmoremost構成方法原級比較級最高級一般在詞尾加-er或-estsmallfastquicksmallerfasterquickersmallestfastestquickest以不發(fā)音的字母e結尾加-r或-stnicefinenicerfinernicestfinest以輔音字母＋y結尾的詞，把y變?yōu)閕，再加-er或-estlonelyhappylonelierhappierloneliesthappiest以輔音字母結尾的重讀閉音節(jié)詞，先雙寫這個輔音字母，再加-er或-esthotbigthinhotterbiggerthinnerhottestbiggestthinnest多音節(jié)詞和部分雙音節(jié)詞在詞前加more或mostslowlybeautifulmoreslowlymorebeautifulmostslowlymostbeautiful規(guī)則變化最高級規(guī)則變化口訣最高級，很容易，一般詞尾加est。(cheap-cheapest)詞尾若有啞音e,直接就加st。(close-closest)重讀閉音節(jié)，單輔音字母要雙寫。(big-biggest)輔音字母若加y,記得把y變?yōu)閕。(friendly-friendliest)多音節(jié)，此前加上most。(popular-mostpopular)原級比較級最高級good/wellbetterbestbad/ill/badlyworseworstlittlelessleastmany/muchmoremostfarfarther/furtherfarthest/furthestoldolder/elderoldest/eldest不規(guī)則變化兩好三壞老得快，兩多一少差得遠副詞的比較級和最高級的構成和形容詞的比較級和最高級的構成基本相同。形容詞的最高級前要用定冠詞the,副詞的最高級前可用/可不用定冠詞the。MountQomolangmaisthehighestintheworld.Jimjumped(the)highestof

allthestudents.fast-faster-fastestslowly-moreslowly-mostslowly形容詞/副詞存在比較級和最高級，對其程度進行限定修飾，形容詞依舊放在n.前面，adv.依舊放在副詞后面。themosthardworkingstudentworksthehardest（二）句型結構形容詞&副詞的最高級IthinkEnglishisthemostinteresting

ofallthesubjects.Hestudiesthehardestofthethree.Ithinkheisthebestofallthemoviestars.

IlikeGreenCitythebest

amongthethreecinemas.Miller’s

is

the

worst

among

the

clothes

stores.Tomisthetallestboyinourclass.Jimisthetallestinourclass.(1)the

+最高級+in/of/among

(>=3,可前可后)(2)

the+序數(shù)詞+最高級+名詞+in/of1.

MissLuisthesecondprettiestteacherinHTS.2.

TheYellowRiveristhesecondlongestriverinChina.3.

Whichisthefirstmostusefulinvention

in

the

world?

(3)...oneofthe+最高級+名詞復數(shù)

，表達“最……之一”1.

Chinaisoneofthelargestcountries

intheworld.2.

LuXunisoneofthegreatestwriters

lastcentury.3.

Tomisoneofthetallestboys

inourclass.1.

Whichcityis

themostbeautiful,Xi’an,XiamenorHangzhou?2.

Whichcountryisthelargest,China,BrazilorCanada?3.

Whichseasondoyoulike(the)best,spring,summeror

autumn?4.

Who

runs

(the)fastest,Jim,TomorJack?(4)Which/Who+isthe+最高級,A,BorC?(5)如果形容詞最高級前有物主代詞/指示代詞/名詞所有格時，則不加定冠詞the。1.Lisa’s

bestfriendisJenny.2.

Her

youngestdaughteris11yearsold.3.

Yesterdaywasmy

busiestday.（三）關鍵標志詞形容詞&副詞的最高級Jimisthetallestinhisclass.IthinkEnglishisthemostinterestingofallthesubjects.Hestudies(the)hardestofthethree.Chinaisoneofthelargestcountriesintheworld.MissLuisthesecondprettiestteacherinHTS.Whichcityisthemostbeautiful,Xi’an,XiamenorHangzhou?Whoruns(the)fastest,Jim,TomorJack?8.Heryoungestdaughteris11yearsold.9.Eliza’sbestfriendisJenny.最高級-關鍵標志詞the，themost，ofallthe…，intheworldoneofthe…，序數(shù)詞，

談論比較三者或以上—Isyourmath

__________?—Yes,butmyscienceis__________thanmymath.AndIthinkmyEnglishisthe__________.

(good)Therearethreecinemasinourcity.

TeenCinemaisvery

_________.TownCinemaisalittle__________thanTeenCinema.ScreenCityisthe_________

ofall.

(big)Lucywas__________,andsheis__________tomethanbefore.Sheisoneofthe_____________studentsnow.(friendly)IfoundsweatersinJeansCornerwerevery__________.ButMarytoldmesweatersinJason’sweremuch_________.Later,wefoundsweatersinMiller’swerethe__________.(cheap)goodbetterbestbigbiggerbiggestfriendlyfriendlierfriendliestcheapcheapercheapestExercisesServicebest:worst:Qualitybest:worst:Pricescheapest:mostexpensive:A:Ithink...hasthebestservice.B:Ithink...hastheworstquality.3bThinkofthreestoresthatsellsimilarthingsinyourtownandfillinthechart.Thenwritesixsentencesusingtheinformationinthechart.RestaurantsDanny'sHowmuchisameal?Howfarisitfromyourhome?10minutesbybusIstheservicegood?Isthefoodgood?3cThinkofthreerestaurantsforlunchnearyourhome.Fillinthechart.Thentalkinyourgroupandchoosethebestone.常用句型比較級表達最高級含義注意Jimisthetallestboyinhisclass.吉姆是他班上個子最高的男孩Whorusfastest,Bob,MikeorNick?鮑勃、邁克和尼克，誰跑得最快？

Chinaisoneoftheoldestcountriesintheworld.中國是世界上最古老的國家之一the+最高級+in/of短語Which/Who+謂語+最高級，A,BorC?oneof+the+最高級+復數(shù)名詞用法表示三者或三者以上（人或事物）的比較形容詞和副詞的最高級TheYellowRiveristhesecondlongestriverinChina.黃河是中國第二長河。the+序數(shù)詞+最高級+單數(shù)名詞It’sthefunniestmovie(that)Ihaveeverseen.它是我看過最滑稽的電影。the+最高級+名詞+（that）從句比較級+thananyother+單數(shù)名詞比較級+thantheother+復數(shù)名