精选优质文档-倾情为你奉上冠词用法讲解与训练a,an,the的用法: a /an 都表示“一,一个”,如果单词的音标是元音音标开始的,我们在前用an, an apple / a useful and interesting book;/ an interesting and useful book the的用法一定冠词的用法1. 特指双方都明白的人或物。例如:Take the medicine.2.上文提到过的人或事。例如: He bought a house. Ive been to the house.3. 指世上独一物二的事物,如the sun, the sky, the moon, the earth等。4)用在序数词和形容词最高级,及形容词only,very,same等前面。例如:Where do you live? I live on the second floor. Thats the very thing Ive been looking for.5. 与复数名词连用,指整个群体。例如:They are the teachers