人教版英语八年级初二下册-Unit-7-Section-A-Grammar-Focus-4c-名师教

SectionAGrammarFocus-4c1好好学习天天向上Tolearntousecomparativesand

superlativeswithadjectivesandadverbsTolearnnewwords:thePacificOcean…ObjectivesoceanthePacificOceann.

大海;海洋n.

太平洋WordsandexpressionsWhat’sthehighestmountainintheworld?Qomolangma.HowhighisQomolangma?It’s8,844.43metershigh.It’shigherthananyothermountain.Whichisthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestofallthesaltlakes.DidyouknowthatChinais

oneoftheoldestcountriesintheworld?Yes,Idid.It’smucholderthantheUS.GrammarFocus1)Qomolangmaishigherthan

anyothermountainintheworld.2)TheSaharaisthebiggestdesertintheworld.3)TheCaspianSeaisthedeepestofallthesaltlakes.4)TheNileisthelongestriverintheworld.5)What’sthehighestmountainintheworld?6)Chinahasthebiggestpopulationintheworld.7)It’salotbiggerthanthepopulationoftheUS.8)Chinaisover5000yearsold.IthasamuchlongerhistorythantheUS.9)ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.10)—DidyouknowthatChinaisoneoftheoldestcountriesintheworld?—Yes,Idid.It’smucholderthanmycountry.11)Thismakesitthelongestwallintheworld.12)It’sthemostfamouspart.13)Oneoftheworld’smostdangeroussportsismountainclimbing,andoneofthemostpopularplacesforthisistheHimalayas.1)Qomolangmais______thananyothermountainintheworld.2)TheSaharais__________desertintheworld.3)TheCaspianSeais__________ofallthesaltlakes.4)TheNileis___________riverintheworld.5)What’s__________mountainintheworld?Fillintheblanks.higherthebiggestthedeepestthelongestthehighest6)Chinahas____________populationintheworld.7)It’salot________thanthepopulationoftheUS.8)Chinaisover5000yearsold.Ithasa_____________historythantheUS.9)Chinaisalmostas______astheUS,anditisthe_________countryinAsia.thebiggestbiggermuchlonger

bigbiggest10)—DidyouknowthatChinaisoneof__________countriesintheworld?—Yes,Idid.It’s______________thanmycountry.11)Thismakesit__________wallintheworld.12)It’s______________part.13)Oneoftheworld’s______________sportsismountainclimbing,andoneof_______________placesforthisistheHimalayas.

theoldestmucholderthelongestthemostfamousmostdangerousthemostpopular形容词和副词的比较级和最高级大多数形容词和副词都有三个级。原级:常用结构as...as...

像……一样

ZhengMingisastallasTom.郑明和汤姆一样高。2)比较级

(用于两者之间的比较)常用结构:形容词比较级＋than...Heistaller

thanI.他比我高。Grammar11好好学习天天向上3)最高级(用于三者或三者以上的比较),常用结构:the+形容词的最高级＋of/in...

Heisthe

tallest

ofthethree.他是这三个人中最高的。

Heisthe

funniest

inhisclass.他是他们班最有趣的。12好好学习天天向上形容词、副词比较级和最高规则变化和不规则变化。规则变化

一般情况下,单音节或双音节的形容词（或副词）比较级＋er,

最高级＋est

如:

clever－cleverer－cleverest

few－fewer－fewest

small－smaller－smallest等。13好好学习天天向上以e结尾的词,比较级＋r,最高级＋st

即可。如:nice－nicer－nicestcute－cuter－cutestlarge－larger－largest以辅音字母＋y结尾的变y为i＋er或est

如:easy－easier－easiest

happy－happier－happiest

再如:early,busy,heavy,dirty,lazy也如此。14好好学习天天向上多音节和部分双音节的词需要在形容词原级前＋more构成比较级,＋themost构成最高级。如:

beautiful－morebeautiful－themostbeautiful又如:delicious,popular,important,interesting,expensive,creative双音节的词如:

careful－morecareful

－themostcareful

useful－moreuseful－themostuseful15好好学习天天向上少数单音节词也是这样,如:

pleased－morepleased－themostpleasedtired－moretired－the

mosttiredb)不规则变化:

good—better—bestwell—better—best

bad－worse

－worst

many,much—more—most

far—farther—farthest

(距离远)

far—further—furthest

(程度深)old—elder—eldest

(长幼)

old—older—oldest

(年龄)16好好学习天天向上Fillintheblankswiththecorrectformsofthewordsinthebox.1.TheAmazonRiverisoneofthe_________riversintheworld.It’salittle________thantheYangtzeRiver.2.Qomolangmais8,844.43meters_______.bigmuchpopularlongoldhighlongestlongerhigh4aIt’soneofthemost__________placesforseriousmountainclimbers.3.Nooceanintheworldisas________asthePacificOcean.4.AlthoughJapanis_______thanCanada,itis________smaller.popularbigoldermuche.g.Tworivers:_________________and________________________________________________________________________________________________________________________________________________Writetwocomparisonsabouttwotopics.Writetruefacts.

theYangtzeRivertheAmazonRiverTheYangtzeRiverisalmostaslongastheAmazonRiver.TheAmazonislongerthantheYangtze,buttheYangtzeisthelongestriverinChina.

4bTwocities:__________and__________1.____________________________________2._________________________________________________________________________Twoanimals:__________and__________1.______________________________________2.____________________________________________________________________________Writefivequestionsusingcomparisons.Thenaskyourpartneryourquestions.____________________________________________________________________________________________________________________________________________________________________________________Whatisthehighestbuildinginourcity?Whoistheoldestpeopleinourcity?Whatisthemostpopularstreetinourcity?Whatisthemostdeliciousfoodinourcity?Whereisthebusiestroadinourcity?4c1.WearegoingtotheGreenRestaurantforlunch.(划线提问)____________yougoingforlunch?2.Samistheshortestinhisclass.(改为同义句)Samis________than_________studentinhisclass.WhereareshorteranyotherI.改写句子。ExercisesSamis__________than___________studentsinhisclass.Samis_________than_______________inhisclass.3.HowdoyoulikeScreenCity?(改为同义句)_______doyou__________ScreenCity?Whatthinkofanyoneelseshortershortertheother

—Whowouldyouliketobeyourassistant,JackorDavid?—IfIhadtochoose,Davidwouldbethe______(good)choice.2.—Howwasyourmathexam,Nancy?—IthinkIdiditwell,althoughitwas____________(difficult)thanthelastone.II.用括号内所给单词的适当形式填空。bettermoredifficult3.—Didyouhaveawonderfultimeattheparty?—Yes,it’sthe_______________(exciting)oneI’veeverbeento.I’dliketoknowifLindaisthesecond________(tall)girlinherclass.mostexcitingtallest5.Nowcomputersareverypopularandtheyaremuch_______(cheap)thanbefore.6.—Lookatthatmodelship.—Oh,itlookslikearealone.It’sjustalittle_______(small)thantherealone.cheapersmallerIII.单项选择。

1.Mybrotherhas____booksthanI.A.muchB.moreC.manyD.most2.Themoreyousmile,the_____youwillfeel.A.happyB.happierC.happilyD.morehappily3.—Wouldyoumindstayinginsuchanoisyroom?—No,butmysonneedsa____placetostudyin.A.cleanerB.quieterC.saferD.smaller4.Theactressisalready50,butshelooks_____thanshereallyis.A.youngB.moreyoungC.moreyoungerD.muchyounger28好好学习天天向上5.Sheis___carefulasI,butI’m____thanyou.A.as…muchcarefulB.so…morecarefulC.as…muchmorecarefulD.so…verycareful6.MrSmiththoughttheCenturyParkwasthesecond_____inShanghai.A.largeB.largerC.largestD.verylarge29好好学习天天向上7.

Wecanjump___onthemoonthanontheearth.

A.morehigh

B.much

C.high

D.muchhigher

8.

Whenheheardthegoodnews,hefelt____.

A.happier

B.happiest

C.happy

D.happily30好好学习天天向上1.Jack是他们班最高的男生。

Jack______________boy___hisclass.2.我现在感觉比昨天好多了。

I____much_________thanyesterday.3.—北京最好的季节是哪个?

—我觉得是秋天。IV.Putthefollowing