冠词aanthe的用法※不定冠词a和an,表示微弱的“一”的概念,表示的名词不特定为哪一个。a用在辅音因素开头的单词或字母前,an用在以元音因素开头的单词或字母前。①表示数量“一”。abookaneggausefultoolanhour②笼统地指某人或某物,但不具体说明。Thereisacarintheyard③泛指某一类人或事物Ahorseisausefulanimal.④首次提到的人或者事物Thisisakey.⑤表示某一类人或者事物中的一个Thereisanelephantinthezoo.※the是定冠词,表示特指的人,或物或者群体,起作用相当于指示代词this,that,these,those,表示“这(个),那(个),这些,那些”。它可以用在单、复数、或者不可数名词前,但是名词前有a,an,this,my等限定词修饰时不能同时使用the。The可以用在名词前,表示①上文中提到的人或者事物。Thisisapen.Thepenisred.②特指说话双方都知道的人或者事物。Whatcoloristhequilt?③用来指世界上独一无二的事物。Thesunisbiggerthanthemoon.练习一、用a,an,the“/”填空。1.Thisis_______redpen.2.Thisis____“H”andthisis_____“C”.3.YaoMingis_______NBAplayer.4.What’sthisin_______English?It’s_______map.5.The_______EnglishboyisBob.6.Thereis______appleonthetable.7.Thisis_______orange._______orangeis_______green.8.Thisisapen.______penisyellow.9.Whereis______jacket,please?10.______sunisred.Itisverybeautiful.11.Canyouplay______guitar?12.Icanplay______ping-pong,butIcan’tplay______piano.练习二、选择题7.----What’sthisinEnglish?----It’s_______A.orangeB.agreenorangeC.angreenorange8.It’s_______black.It’s_______blackjacket.A./;/B.a;/C./;a9.---What’sthis?---It’s_______IDcard.A.anB.aC./10.---Who’sthatman?---JeremyLin.He’s_______Americanbasketballplayer.A.aB.anC.theD./11.Linis_______goodbasketballplayerintheNBA.A.aB.anC.theD./12.Thisis_______storybook.ItwaswrittenbyYangHongying.A.theB.aC.an13.Mymotheris_______EnglishteacherinNo.2MiddleSchool.A.aB.anC.theD./14.---Who’sthatgirl?---Youmean______onewithlongblondhair?That’sJack’sdaughter.A.aB.anC.theD./12.---Who’s______boyinred,doyouknow.---Oh.He’s______friendofTom.A.the;aB.an;theC.a;theD.the;an13.Don’tyouknow______girlunderthetree?She’sourteacher’sdaughter.A.aB.anC.the14.---Whatcoloris______pen?---It’sred.A.aB.anC.theD./