冠词.1.ppt课件

精选,1,冠词,精选,2,一:不定冠词a/an的惯用法,1.当紧挨着冠词的第一个音素是辅音音素时，用a.当紧挨着冠词的第一个音素是元音音素时，用an.e.g.aunvesity;ausefultool;aone-eyedmonkey;anuncle;anX-ray;an18-year-oldboy;anhour2.表示thesame;one;acertain或every的意思。e.g.Thetwoboysareofanage.(thesameage)Iearn10dollarsanhour.(everyhour)AMr.Smithiswaitingforyou.(acertain),精选,3,3.用于某些物质名词或抽象名词前,表示“一种、一类、一份、一场、一阵”.e.gThatisagreentea.Theywerecaughtinaheavyrain.apleasure/asuccess/afailure4.amost+n“很，非常”Itisamostinterestingbook.5.a+序数词“又一，再一”Youcantryitasecondtimeifyoufail.6.世界上独一无二的东西前有修饰语时。Wehopewecanseeafullmoontonight.Wewanttoliveinapeacefulworld.,精选,4,7.Hehasaknowledgeofchemistry.Herbookisacollectionofshortstories.Weshouldhaveabetterunderstandingofthiscase.8.与不定冠词连用的习语。haveacold/look/rest/seat/swim/break/fever;haveagoodtime/trip;haveawordwith;keepadiary;inahurry;ataloss;dosb.afavour;goforawalk;doagooddeed;asamatteroffact;onceinawhile,精选,5,9.不定冠词的特殊位置。quiet/rather+a/an+adj+n.(单数)what/such/half+a/an+n.(单数)rather/so/too/how/as+adj+a/an+n.(单数)manya/an+n.(单数)=许多quietakindmansuchabeautifulgirlHeisasgreatamanasotherleaders.Whatacleverboyheis!=Howcleveraboyis!,精选,6,二、定冠词的主要用法,1.表示特指和第二次提到的人或物。Ifindamaninthestreet;themansaidhegotanewjob.2.表示世界上独一无二的事物。theearth;themoon;theGreatWall3.用在姓氏的复数前，表示该夫妇俩或全家人。theGreenstheChens4.用在序数词、形容词最高级前面。thefirstthesecond5.用在表单位的名词前。Ihavehiredacarbythehour.(按小时)Eggsaresoldbythedozen.(按每12个)6.用在江河湖海、山脉、群岛、海峡、沙漠等地理名词前theWestLake;theYellowRiver;theRedSea,精选,7,7.用在年代，朝代和逢十的数词（表某个年代）前theTangDynasty;inthe1990s8.用在形容词或过去分词前表示一类人或事物。thepoor;therich;theyoung9.用在表示国家和民族的形容词前表示泛指该国的人民。theChinese;theEnglish10.西洋乐器前加定冠词。thepiano;theviolin11.在句型“动词人介词the身体某一部份”中the不可以用人称代词代替take/catch/seizesb.bythearm/hand(抓住某人手臂)hit/heface(打某人的脸)/ontheback12.固定搭配。onthecontrary;atthesametime;ontheotherhand;onthewhole;theotherday,精选,8,三:零冠词的几种情况:1.不可数名词，复数名词前表泛指Horesareusefulanimals.2.季节、节日、星期、三餐等之前，一般不加冠词。（除了特指的季节等）onSunday;havelunch;inthespringof20093.球类、棋类、学科等名称前，一般不加冠词。playfootball;playchess4.称呼、头衔、职务等表示抽象性质的名词前，不加冠词。Doctor,Iamnotfeelingwell.5.中国乐器前不加冠词。playerhu;playpiba6.在与by连用交通工具名称前不加冠词。bycar;bytrain,精选,9,7.在turn，go（变成、成为）变成后面的名词前不加冠词。但become后面的名词前一定要加冠词。Hisdreamofturninggreatleadercametrue.8.纯不可数名词weath;fun;space;advice;progress;information;news9.as引导的让步状语从句句型中的单数名词前.零冠词单数名词as/though+主谓主句（虽然.但是）e.g.Heroasheis,heisstillmodest.Childassheis,sheknowsalot.10.固定搭配。indebt，ingood(bad)health，ingoodcondition，inhonourof，introubleinfavourof，ingeneral，in(outof)order，onbusinessonholiday，onfire，frommorningtillnight，,精选,10,onchristmasdayonnewyearsdayonwomensdaythemid-autumnfestivalthespringfestivalthedragonboatfestivalthelanternfestival11.Pleasewriteinpen/pencil/ink/red/blackpleasewritewithapen/pencil,精选,11,四、特殊情况1.the+序数词（第）thesecondchancea+序数词(又一，再一）asecondchance2.the+独一无二的名词themoon;theeartha+独一无二的名词afullmoon;3.the+最高级（三者或以上中最)a+最高级（无比较之意，表非常）Heisthemostdeligentstudentsintheclass.Itisamostusefulbook.,精选,12,4.部分词组中有冠词和没有冠词其含义不同。一般说来，名词前无冠词，则表示抽象意义；名词前有冠词，则表示具体意义。outofproblem不成问题takeplace发生outoftheproblem不可