外研八年級(jí)上教學(xué)輔助課件Unit3LanguageinuseModule2MyhometownandmycountryTosummariseandconsolidatetheuseofcomparativeadjectives(-er)TocomparetwoplacesinyourhometownObjectives:Situation(新概念1lesson107)ObserveObservethefollowingsentencescarefully.Andpayattentiontothewordsinred.It’sgettingbiggerandbusier.Itsstreetsaremuchwiderandcleanertoo.3.It’sanewercitythanHongKong.4.It’stallerthanmanyotherbuildingsinShenzhen.5.SomedayitwillbecomeasbusyasHongKong.6.That’slargerthanthepopulationofmanyothercitiesinChina.7.ShenzhenislargerinpopulationthanBeijing.1.It’sgetting______(big)and______(busy).2.Itsstreetsaremuch______(wide)and______(clean)too.3.It’sa_____(new)city____HongKong.4.It’s_____(tall)____manyotherbuildingsinShenzhen.5.Somedayitwillbecome__________(busy)asHongKong.6.That’s______(large)_____thepopulationofmanyothercitiesinChina.7.Shenzhenis_____(large)inpopulation_____Beijing.biggerbusierwidercleanernewerthantallerthanasbusylargerthanlargerthangoReady?比較級(jí)用于比較兩個(gè)主體。組成句子的方式是將形容詞或副詞變成比較級(jí)的形式，之后要用than引出比較的對(duì)象。形容詞比較級(jí)的構(gòu)成——

規(guī)則變化：?jiǎn)我艄?jié)和部分雙音節(jié)詞一般在詞尾加-ertall→tallerlong→longer以不發(fā)音字母e結(jié)尾的詞，在詞尾加-rfine→finerlate→later重讀閉音節(jié)詞且詞尾只有一個(gè)輔音字母，雙寫輔音字母再加-erbig→biggerthin→thinner

以“輔音字母

+

y”結(jié)尾的雙音節(jié)詞，先把“y”改為“i”再加-er

easy→easier

friendly→friendlier1)Thistreeistallerthanthatone.2)TheclimateinBeijingishotterthanthatofNingbo.ABAB1.基本句式：A+be+形容詞比較級(jí)+than+B

“A比B更……”比較級(jí)的句子結(jié)構(gòu)Whoisshorter,TomorMike?誰更矮，湯姆還是邁克？Whenspringcomes,it’sgettingwarmerandwarmer.當(dāng)春天到來時(shí)，天氣變得越來越暖和。2.

表示兩者之間的選擇,可使用:

Which/Who+系動(dòng)詞+形容詞比較級(jí),AorB?3.

“形容詞比較級(jí)+and+形容詞比較級(jí)”表示“越來越……”4.

表示雙方程度相同時(shí)用“as+形容詞

原級(jí)+as”結(jié)構(gòu)，表示“……和……一樣……”。

TomisnotastallasMike.=TomisnotsotallasMike.湯姆不如邁克高。Sheisastallashersister.她和她妹妹一樣高。否定形式：notas(so)…as…“和……不一樣、不及／不如……”Itwascoldyesterday,butit’sevencoldertoday.昨天天氣很冷，但今天更冷。Heisgettingmuchfatterthesedays.他這兩天變得更胖了。注意：1.比較級(jí)前面可以用much,alittle,abit,alot,even,far或still等副詞修飾。2.very不能和比較級(jí)連用。如：Heismuchstrongerthanhissister.他比他的妹妹強(qiáng)壯得多一、用所給詞的適當(dāng)形式填空Herhairis______(long)thanmine.Whois______(short),TomorJack?Lilyis_______(quiet)thanhersister.Itbecomes______and_______(hot)whensummercomes.Thisoneistoolarge.Canyoushowmea_______(small)one?longershorterquieterhotterhotterPractisesmaller以下部分為課本練習(xí)，供老師在對(duì)答案時(shí)選擇使用。Completethesentenceswiththecorrectformofthewordsinthebox.bigcoldlargeoldtallShenzhenwasverysmallaboutthirtyyearsagobutitismuch______now.Thisbuildingistallbutthatbuildingismuch______.BeijingisoldbutXi’anismuch_____.TheUShasalargepopulationbutIndia’spopulationis_______.BeijingiscoldinwinterbutHarbinis______.biggertallerolderlargercolder1P14Lookatthetwopictures.Whatcanyousee?It’savillage.There’resomehouses.Thevillageisquite.It’sanewcity.Thebuildingsareveryhigh.It’sabusycity.Theroadsareverywide.P142Workinpairs.Talkaboutthepictures.Usethewordsintheboxtohelpyou.bigbusyhighlowoldsmalltallwideNowmakecomparisons.Writesentences.Sample:ThebuildingsinPicture1areolderthanthebuildingsinPicture2.1.ThebuildingsinthevillageinPicture1areolder/smaller/lowerthanthebuildingsinthecityinPicture2.2.

ThebuildingsinthecityinPicture2arenewer/higher/bigger/tallerthanthebuildingsinthevillageinPicture1.3.InPicture2,theroadsarewider/busierthanthoseinPicture1.3Writesentences.Usetheinformationinthetable.ShenzhenBeijingnewShanghaiHangzhoubusyXi’anBeijingoldChinaAustraliabigTian’anmenSquareOthersquaresinChinawideThepopulationofTianjinThepopulationofShanghaismallForexample:ShenzhenisnewerthanBeijing.P151.ShanghaiisbusierthanHangzhou.2.Xi’anisolderthanBeijing.3.ChinaisbiggerthanAustralia.4.Tian’anmenSquareiswiderthanothersquaresinChina.5.ThepopulationofTianjinissmallerthanthepopulationofShanghai.Checkyouranswers:P154Completethewordmapwiththewordsinthebox.Youneedtouseonewordmorethanonce.bigcoldlargenewoldsmallwarmPlacesizepopulationweatherhistoryoldnewlargesmallcoldbig/largesmallwarmAttention:1.Awordmapisawayoflearningvocabularyingroups.2.Thewordsinawordmapareallrelatedtoeachother.3.Itisagoodwaytorememberthewords.P15Nowworkinpairs.Talkaboutyourhometown.Usethewordsinthewordmaptohelpyou.Placesizepopulationweatherhistoryoldnewlargesmallcoldbig/largesmallwarmTIP:Lookatthekeywordsagain.Whatquestionscanyouaskaboutthesefourthingsaboutyourhometown?Completethesentenceswiththeexpressionsinthebox.inthenortheastisfamousforonthecoastprettygoodThepopulationofCambridgeisabeautifuloldEnglishcity.It____________itsuniversity.isfamousfor5P152.TianjinisnearBeijing,___________oftheBohaiSea.3.________________IndiaissmallerthanthatofChinabutbiggerthanthatofRussia.4.Harbinis______________ofChinaandisaverybusycity.5.TheweatherinBeijinginautumnis_____________.onthecoastThepopulationofinthenortheastprettygoodP166Completethepassagewiththecorrectformofthewordsinbrackets.Inmyhometowntherearetwocinemas,theGrandCinemaandthePalaceCinema.TheGrandCinemais(1)_______(old)and(2)_______(small)thanthePalaceCinema.Itisalso(3)________(warm)intheGrandCinema.ThePalaceCinemaisusually(4)_______(busy)thantheGrandCinemaandtheticketsare(5)________(cheap)too.oldersmallerwarmerbusiercheaperEmpireStateBuilding帝國(guó)大廈TheWhiteHouse白宮ShanghaiWorldFinancialCentre上海環(huán)球金融中心JinMaoTower金茂大廈TheForbiddenCity故宮Lookatthepictures.Whatarethecities?Doyouknowthenamesofthebuildingsinthepictures?Canyouthinkofonesentencetodescribeeachcity?NewYorkisverybusy.WashingtonD.C.isold.Shanghaihasalotoftallbuildings.Beijinghasalargepopulation.Forexample:Nowreadthesentencesandpredictwhattypeofwordsyouneedtolistenfor.1.NewYorkisa(n)______and_______citythanWashingtonDC.2.NewYorkismore________thananyothercityintheUS.3.Shanghaihasa(n)________populationthanBeijing.4.Beijingis________thanShanghai.P167Listenandcompletethesentences.1.NewYorkisa(n)______and_______citythanWashingtonDC.2.NewYorkismore________thananyothercityintheUS.3.Shanghaihasa(n)________populationthanBeijing.4.Beijingis________thanShanghai.biggerbusierfamouslargerolder注:word文檔點(diǎn)擊此處鏈接Tapescript：Daming:IsNewYorkthecapitaloftheUS,Betty?Betty:No,itisn’t.WashingtonDCisthecapital,butsomepeoplethinkthecapitalisNewYorkbecauseNewYorkisabiggerandbusiercitythanWashingtonDC.Daming:Isee.NewYorkismorefamousthananyothercityintheUS,right?Betty:Yes,Ithinkitis.AndwhichChinesecityisbigger—ShanghaiorBeijing?Daming:Well,Shanghaihasalargerpopulation.Betty:Really?Andwhichcityisolder,BeijingorShanghai?Daming:Well,that’sagoodquestion!Theyarebothveryoldcities,butBeijingisolderthanShanghai.Betty:That’sveryinteresting!MakingareportcomparingtwoplacesinyourhometownModuletask:?Whereisit?It’sinthenorth/south/east/westofthetown.?Howoldisit?It’sabout…yearsold.?Howmanypeoplework/gothere?…peoplework/gothere.?Isthereanythingspecialaboutit?It’sbiggerthan…Step1:Workinpairs.Comparetwoplacesinyourhometown.Step2:Writetheinformationinthetable.Place1:__________Place2:___________Possibleanswer:*It’sinthenorthofthetown.*Alotofpeopleworkintheofficesthere.*It’samodernarea.*It’slargeandtherearelotsofcarsthere.*It’sintheeastofthetown.*Peopledon’tworkthere.*It’satouristarea.*It’sanancientareaandit’sabout500yearsold.*It’ssmallandtherearefewcarsthere.BusinessCenterAncientAreaStep3:Makeareport.?Writesentences.

Place1isbiggerthanPlace2.Place2isolderthanPlace1.?Jointhesentencesusingandorbut.

Place1isbiggerthanPlace2,butPlace2isolderthanPlace1.Tips:

1.Writesentenceswiththeinformationinthetableandjointhem.2.Wecanwritethreeparagraphstomakeourreports.Para1:describePlace1Para2:describePlace2Para3:comparethetwoplacesStep4:Readyourreporttothewholeclass.Summary形容詞的比較級(jí)的規(guī)則變化：*在詞尾加-er/-r*雙寫詞尾字母，再加-er*去y加-ier2.常用句型：

1)A+be+形容詞的比較級(jí)+than+B2)as+形容詞原形+as…和……一樣……

否定形式：notas/so…as…注:word文檔點(diǎn)擊此處鏈接QuizI.根據(jù)圖畫和提示詞，用形容詞比較級(jí)形式寫一個(gè)符合圖意的完整、恰當(dāng)?shù)木渥印?.￥2090￥2080Thewatchischeaperthanthecamera.______________________________________(cheap)2.(free)___________________________Damingisfreerthanhismother.

JackrunsfasterthanMike.

(fast)____________________________

3.

4.(boy,girl,tall)_____________________________Theboyistallerthanthegirl.5.(weather,warm)_________________________________________________________Theweathertodayiswarmerthanyesterday.

I