1七年级英语冠词的用法1.冠词的分类冠词可以分为不定冠词(a/an)、定冠词(the)和零冠词(不用冠词)。2.冠词的用法一.不定冠词的用法不定冠词a(an)表示的意思是“一个”。a用于辅音音素开头的词前;而an则用于元音音素开头的词前。1.用于可数名词的单数形式前,表示“一”。Thereisanappleontheplate.a.a(an)虽表示“一个”,但不强调数量,而是强调类别;one则强调数量。例:Iboughtacomputer.我买了一台电脑。(不是收音机和电视机)Iboughtonecomputer.我买了一台电脑。(不是两台)Wouldyoulikeanicecream?来一客冰淇淋好吗?(不是别的食物)Shegaveoneicecreamtothemeach.她给他们每人一客冰淇淋。(不是两根)b.表示数量对比时,要用one,不用a(an)。我有一支红铅笔,但是他有三支。Ihavearedpencil,butshehasthree.(误)Ihaveoneredpencil,butshehasthree.(正)我只需要一美元,但他给了我两美元。Ionlywantadollar,buthehasgivenmetwo.(误)Ionlywantonedollar,buthehasgivenmetwo.(正)2.表示一类人或物。Adogisacuteanimal.3.第一次提到某人或某物。ThisisanEnglish-Chinesedictionary.Agirlwantstoseeyou.一位姑娘要见你。4.用于专有名词前,表示不认识某人AZhangcalledyoujustnow.一位姓张的刚才给你打电话。AMr.Smithwantedtoseeyou.有位史密斯先生想要见你。5.表示身份、职业不定冠词用于单数名词前表示身份、职业,尤其用在作表语或补足语的名词前。例:Sheisahighschoolteacher.HernameisLiFang.她是一位中学教师,名叫李芳。TheWhiteswantedtheirdaughtertobeamusician.怀特夫妇想要他们的女儿成为音乐家。提示表示某个职位在某一时期内只有一人担任,或表示某人的头衔,则不用冠词。例:Heiscaptainoftheteam.他是球队队长。ZhangFei,monitoroftheirclass,isgoodatEnglish.张飞是他们的班长,英语很棒。26.用在表示自然现象的名词前这类名词有:rain雨,wind风,fog雾,snow雪,air空气,storm风暴,snowstorm暴风雪这类名词前有形容词修饰时,可用不定冠词,表示“一场,一阵,一种”例:Acoldwindisblowingfromthenorth.冷风从北方吹来。Therewasaheavyrainlastnight.昨晚下了一场大雨。Aheavysnowisfallingoutside.外面正下着大雪。注意:这类名词表示一般物质时,不用冠词。例:Rainfallsinsummer;snowfallsinwinter.夏天下雨,冬天下雪。Mancan'tlivewithoutair.没有空气人不能活。7.在一些固定搭配中alotof/alittle/afew/apairof/asetof等二、定冠词的用法定冠词(the)是this/these/that/those的总称,放在名词前,表示特定的事物或人。定冠词the,在以辅音音素开头的词前读作[ðə],在以元音音素开头的词前读作[ði]。例:thetable那张桌子theanimal那只动物1.第二次提到某人或某物,用定冠词theLook!Thereisaballunderthetable.Theballismine.2.用于指说话双方都知道的事物或人。Pleaseclosethedoor!3.表示世上独一无二的事物。Theearthgoesaroundthesun.4.定冠词放在姓氏复数前,表示“……一家”。TheGreensarefromAustralia.5.定冠词后接单数名词表示一类人或物。Thedogisakindofcuteanimal.6.定冠词和形容词连用,也可以代表某类人或物。thepoorthebadtherichthegood7.演奏某项乐器时,乐器前需加the。如:playthedrums/playthepiano/playtheviolin8.用在表示方向、方位的名词前3这类词有:theeast东方,thewest西方,thesouth南方,thenorth北方,theright右边,theleft左边9.在一些固定搭配中。如:inthemorningintheafternoon在下午intheevening在晚上alltheyearround一年到头一、单项选择。1.Heoftenhas________eggandsomemilkforbreakfast.A./B.aC.theD.an2.---What’sthetroublewithLingling?---Shedoesnotgoto________schoolandstayin_____bednow.A.a;/B.the;theC./;/D./;a3.---Doyouhave_______dictionary?---No,butLucyhas______newdictionaryonthebookshelf.A.a;theB.the;theC.the;aD.a;a4._______earthisround.A.AB.AnC.TheD./5.Thereis_______“L”intheword“LUCK”.A.aB.theC.anD./二.句子改错。每句中有一个错误,请改正。1.Wewaithereforhalfahour.2.Studentsoftenplaythefootballafterschool.3.Theyoftenhaveasupperinarestaurant.4.Smithsaretalkinghappily.5.AreyoufromtheAmerica?6.PandaliveinChina.7.OntheSundaywedon’tgotoschool.专题训练。1.Ihopeyouhave______happydaytoday.A.aB.anC.theD./2._______Whitesarehavingdinnertogether.A.AB.TheC.AnD./3Thereis_______orangeandsomepineapplesinthebasket.4A.theB./C.aD.an4.Lisahas_______hat.______hatisverybeautiful.A.a;AB.an;AC.a;TheD.an;/5.I’mwatching_______movie.Itisabout_______interestinglovestory.A.a;anB.a;aC.the;theD./;an6.Thereis_______houseinthepicture.Thereis________oldwomannear_________house.A.an;a;theB.a;an;theC.the;a;anD.a;the;an7Hehasalreadyworkedfor______hour.A.theB.anC.aD.不填8.Aliceisfondofplaying______piano.A.theB.anC.aD.不填9.------WhereisJack?------Ithinkheisstillin______bed,buthemightjustbein______sittingroom.A.不填;不填B.the;theC.the;不填D.不填;the10.Whendoyouhave_____breakfasteveryday?A.aB.anC.theD.不填11.Ilikewatching____TVandlistento____radio.A.the;theB./;/C.the;/D./;the