冠词有不定冠词、 定冠词、 零冠词。下面和小编一块儿懂得一下，供大师参考。
1.不定冠词的用法
（1）用在可数名词前透露表现“一个”，寄义上相当于“one”。如：There is a cup on the desk.
（2）不定冠词可用在专有名词前，使其大众化。如：Experts think that the recently discovered painting may be a Picasso.
（3）与双数可数名词连用，透露表现某一类人或事物；亦可泛指某类人或事物中的“任何一个”。如：It is generally accepted that a boy must learn to stand up and fight like a man.
（4）用在某些固定词组中。如：all of a sudden, as a matter of fact, as a result, in a word, go out for a walk, have a good time, make a difference, make a living, pay a visit to, a good knowledge of等。
（5）用在抽象名词前，透露表现“某件……的事或某个……的人”，即抽象名词具体化。如：It is a pleasure to talk with you.
（6）在序数词前加不定冠词，透露表现“再一，又一”。如：She tried a third time and succeeded.
（7）透露表现季候、月份、日期、三餐的名词或透露表现世界上无独有偶事物的名词前如有形容词修饰时，常在其前加不定冠词透露表现泛指。如：The accident happened on a rainy Sunday towards the end of July.
2.定冠词的用法
（1）用于特指必定的人或事物或高低文提到的人或事物。如：Take your time — it’s just a short distance from here to the restaurant.
（2）用于双数名词前，透露表现某一类别或某项创造。如：The tiger is a dangerous animal.Alexander Graham Bell invented the telephone in 1876.
（3）用在透露表现世界上无独有偶的事物前。如：Is there intelligent life elsewhere in the universe?
（4）用在由普通名词构成的国度、*派等专有名词前以及透露表现江、河、湖、海、山川、群岛等的名词前。如：As is known to all, the People’s Republic of China is the biggest developing country in the world.
（5）用在序数词前、形容词第一流前或用于特指“二者中较……的一个”。如：As is known to all, the People’s Republic of China is the biggest developing country in the world.
（6）用在方位名词前、某些风俗用语或透露表现时间的词组中。如：on the left, in the east / west, on the other hand, in the end, in the morning等。
（7）用在形容词或分词前透露表现一类人。如：the poor / rich / dying / young / living / wounded等。
（8）用在姓氏单数方式前，透露表现百口人或佳耦二人。如：The Smiths are sitting at the table。
3.零冠词（不必冠词的环境）
（1）专有名词、物质名词、抽象名词和透露表现人名、地名等名词前，凡是不必冠词。如：Wash your hands with water.Failure is the mother of success.
（2）可数名词前有物主代词、指示代词、不定代词、名词所有格限制时，不必冠词。如：Jack’s English book is lying on his desk.
（3）透露表现季候、月份、星期、节日、每日三餐的名词前，凡是不必冠词。如：We’re going to watch a match on Sunday.
（4）透露表现职务、头衔的名词作表语、同位语、补足语等时，其前不必冠词。如：Obama was elected president in 2008.
（5）透露表现体育活动项目、学科、运输或通讯体式格局等的名词前，不必冠词。如：We went right round the west coast by sea instead of driving across the continent.
（6）单数名词表泛指时，不加冠词。如：Computers are widely used in our daily life.
英语中冠词是一种虚词，在句子中不重读，自身不克不及独立使用，只能放在名词前帮忙阐明名词所指的人或事物，它是英语词性中最小的一类，此中包含不定冠词、定冠词和零冠词。