香港朗文版4A-chapter5-Lesson3-4教学文稿

Chapter5,Book4APartELongmanWelcometoEnglish

Animalsbigandsmall第一页，共24页。Thechildrenplayedgamesatthesciencemuseumlastsunday.Theycomparedtheanimals!Whatdidtheyfindout?第二页，共24页。Whatisthis?第三页，共24页。What’syourfavouriteanimal?Canyoudescibetheanimal?Let’learnsomewordstodescibetheanimals.let’go.第四页，共24页。Johnistall.Heistallerthan

Cindy.Cindyisshort.SheisshorterthanJohn.ComparativesComparisonofaqualitybetweentwopeopleorthings

CindyJohn第五页，共24页。Comparatives:Shortadjectives

Shortadjectives SpellingrulesExamplesUsually Endingin

aconsonant

+

ydouble

the

consonant+er

hungry

hungrier happy

happier funny

funnier Endinginavowel

+aconsonant big

bigger fat

fatter fit

fitter +

er

slow

slowerfast

fastertall

tallerEndingin

-e+rlarge

largernice

nicer–y

-i

+er第六页，共24页。Practice

1 hot 2 fit 3 long 4 strong 5 pretty 6 wise 7 heavy 8 large

hotterfitter

longerstrongerprettier

wiserheavierlarger

e.g.

noisy

noisier第七页，共24页。

Comparatives Comparativesareusedinsentenceswiththan.

PeterHenryJimAnapple

tallerheavierfittersmallerMary.Simon.Henry.amelon.thanisverbcomparative(adjective+er)than第八页，共24页。elephantbirdlargesmallTheelephantis

larger

thanthebird.Thebirdis

smaller

thantheelephant.Practice第九页，共24页。Comparisonofaqualityamongthreeormorepeople/thingsThewatermelonistheheaviestfruit.Thepineappleisthe

lightestfruit.heavy

light

2kg15kg7kgpineapplewatermelonmelonSuperlatives第十页，共24页。Alwaysusethe

beforesuperlatives.TheelephantThesharkThegiraffe

the

biggest

animal

the

largest

fish

the

tallest

animal inthejungle. inthesea. intheworld.isthesuperlative(adjective+est)nounSuperlatives:

Shortadjectives第十一页，共24页。

ShortadjectivesSpellingrules Examples

Usually+estslowtheslowestfast

thefastesttall

thetallestEndingin-e

+stlarge

thelargestnice

thenicestEndingina

consonant+yEndinginavowel

+a

consonant

–y

-i

+estdoubletheconsonant+esthungry

thehungriesthappy

thehappiestfunny

thefunniestbig

thebiggestfat

thefattestfit

thefittestSuperlatives:

Shortadjectives第十二页，共24页。e.g.

pretty

theprettiest

young

theyoungest 1 big

2 noisy

3 fine

4 long

5 scary

6 tiny

thebiggest

thenoisiest

thefinest

thelongest

thescariest

thetiniestPractice第十三页，共24页。Theelephant,thelionandthehippoarelarge.Thehippoislargerthanthelion.Theelephantisthelargest.第十四页，共24页。rabbitfrogratTherabbit,thefrogandtherataresmall.Thefrogissmaller

thantherabbit.Theratisthe

smallest.第十五页，共24页。doghorsecheetahThedog,thehorseandthecheetaharefast.Thehorseisfasterthanthedog.Thecheetahisthefastest.第十六页，共24页。Theflamingohasprettyfeathers.Theparrothasprettierfeathersthantheflamingo.Thepeacockhastheprettiestfeathers.parrotpeacockflamingo第十七页，共24页。Thehorsehasalongneck.Thecamelhasalongerneckthanthehorse.Thegiraffehasthelongestneck.horsecamelgiraffe第十八页，共24页。MrsChanMrWongMrTamMrsChan,MrWongandMrTamaretall.MrWongistallerthanMrsChan.MrTamisthetallest.Practice第十九页，共24页。Themicrowave,theTVandthecupboardareheavy.TheTVisheavierthanthemicrowave.Thecupboardistheheaviest.第二十页，共24页。Thesocks,theshortsandtheT-shirtarecheap.TheshortsarecheaperthantheT-shirt.Thesocksarethecheapest.$15$40$50第二十一页，共24页。Andyhasbigshoes.Johnhasbiggershoes