英语人教版八年级上册unit 3教学课件.ppt

,延吉市九中英语教师刘卉,Go,for,it!,Unit3Iammoreoutgoingthanmysister.,Unit3Iammoreoutgoingthanmysister.,SectionB(3a-3c),Objectives,TolearntotalkabouttheimportantpersonaltraitsinafriendLearntousethecomparatives.Trainthestudentswritingskills,strong,thin,Whichisstronger,AorB?Whichisthinner,AorB?,A,B,big,small,Whichisbigger,AorB?Whichissmaller,AorB?,A,B,Thistomatoissmaller.,Thisrulerisshorter.,Thebagisbigger.,Theseboxesareheavier.,Theyellowpencilislonger.,Heistaller.,Heisthinner.,Whoistaller?,Whoisthinner?,Whichislonger,theyellowoneortheredone?,Theyellowoneislongerthantheredone.,Whichisbigger,themouseortheelephant?,Theelephantisbiggerthanthemouse.,Whichisheavier,thefoxorthebird?,Thefoxisheavierthanthebird.,talltalleroutgoingmoreoutgoingbigbiggerinterestingmoreinterestingfunnyfunnierbeautifulmorebeautifulnicenicerpopularmorepopularthinthinnerdeliciousmoredeliciouslazylazierseriousmoreserious,Lookandread,比较级构成的规则变化:1)单音节词和少数双音节词一般在词尾后加-er构成比较级或-est构成最高级.如：原级比较级最高级coldcoldercoldestbrightbrighterbrightestyoungyoungeryoungest,2)以字母e结尾的词只加r或-st构成比较级和最高级。原级比较级最高级nicenicernicestfinefinerfinestlargelargerlargest,3)重读闭音节词末尾只有一个辅音字母时,先双写这个辅音字母,再加-er或-est。如:bigbiggerbiggestthinthinnerthinnest4)以“辅音字母+y”结尾的双音节词，先改y为i,再加-er或-est。如：easyeasiereasiesthappyhappierhappiest,5)多音节词和部分双音节词在词前加more或most。如：deliciousmoredeliciousmostdeliciousinterestingmoreinterestingmostinterestingimportantmoreimportantmostimportant,2.不规则变化:e.g.good/wellbetterbestbad/badlyworseworstmany/muchmoremostlittlelessleastfarfarther/furtherfarthest/furthestoldolder/elder-oldest/eldest,LucyistallerthanLily.ChinaislargerthantheUSA.TomisfunnierthanJim.Thisboxisbiggerthanthatone.Sheismoreoutgoingthanhersister.Heismorepopularthanhisbrother.Mr.LiismoreseriousthanMr.Zhang.Pizzaismoredeliciousthanhamburger.,Lookandread,讲述两者有差异,第一个人物超过第二个人物时用比较级。基本句型：主语(A)+谓语动词+形容词/副词比较级+than+主语(B)+.e.g.Amoderntrainisfasterthanacar.现代的火车比轿车快多了。Thisbookdidntcostmemorethanthatone.这本书花费我的钱不比那本多。,比较级的用法,在形容词比较级前还可用much,even,still,alittle来修饰表示程度,表示“的多”,“甚至”,“更”,“一些”。e.g.1)Thiscityismuchmorebeautifulthanbefore.2)Shesalittlemoreoutgoingthanme.3)Itsalittlecoldertoday.,3.“比较级and比较级”意为“越来越”。多音节比较级用“moreandmore形容词原级”形式。如：Itsgettingworseandworse.Thegroupbecamemoreandmorepopular.,4.“Which/Whois+比较级？”比较A、B两事物,问其中哪一个较时用此句型。如：WhichT-shirtisnicer,thisoneorthatone?Whoismoreactive,MaryorKate?Whichoneismorepopularamongstudents,goingtoconcertsorgoingtomovies?,Groupwork:Makeasurvey!,Inyourgroup,whoistaller/thinner?Whorunsfaster?Whoismoreoutgoing/popular?,tall,name,makesentences,LucyistallerthanLily.,thin,serious,outgoing,popular,hard-working,who(is),runsfast,funny,Lilyisthinnerthanme.,likestodothesamethings,popular,goodatsports,agoodlistener,prettyoutgoing,Peterplaysbasetballbetterandspeakslouder.Mollyisquieterandstudiesharder.,looksimilar,tall,havelongcurlyhair,Lisaisquieterandsmarter.Maryismoreoutgoing.,LookatthechartandpracticeyouroralEnglish,3aWangLinglingandLiuLiliarebestfriends.Lookatthechartbelowandcomparethem.,WangLingling,LiuLili,3aWangLinglingandLiuLiliarebestfriends.Lookatthechartbelowandcomparethem.,longstraighthair,popular,funny,smart,WangLinglingbestfriendisLiuLili.Theyarebothtall,but_,WangLinglingsstraighthairislongerthanLiuLilis.WangLinglinglikesreadingandLiuLililikessports.Bothofthemarepopularandoutgoing.However,WangLinglingismoreserious,andLiuLiliismuchfunnier.WangLinglingismorehard-working,andLiuLiliisalittlesmarterthanWangLingling.Forgoodfriends,Ithinkitsnotnecessarytobethesame.,3bMakenotesabouttwoofyourfriends.Onefriendshouldbesimilartoyou;theotherfriendshouldbedifferent.,tall,thin,shorthair,outgoing,likespotrs,moreserious,funnier,getbettergrades,singmoreloudly.,Nancy,Linda,3cWritetwoparagraphsdescribingyourfriends.,Ihaveafriend.Insomeways,wearethesame.Weareboth.Webothhave/likeButinsomeotherways,wearedifferent.,1.Afriendiseasierlostthanfound.朋友易失不易得。2.Enoughisasgoodasafeast.知足常乐。3.Bettertodowellthantosaywell.说得好不如干得好。4.Doingisbetterthansaying.会说不如会做。5.Twoheadsarebetterthanone.两人智慧胜一人。6.Goodtobeginwell,bet