Indefinite article refers to the term, the definite article refers specifically.
Indefinite article A (an) and numeral one homologous, is "a" meaning. A is used before a consonant phoneme, generally read as [E], and an is used before a vowel phoneme, generally read [en].
1) means "one", meaning "a", a person or something that means a certain.
A Mr. Ling is waiting for you.
2) representing a class of persons or objects
A knife is a tool for cutting with.
Mr Smith is an engineer.
The definite article the This,that homologous with the demonstrative pronoun, has the meaning of "that (this)", but is weak, can be used with a noun, to indicate one or some particular person or thing.
Use of definite articles:
1) A person or thing that is understood by both parties:
Take the medicine. Take the medicine.
2) The person or thing mentioned above:
He bought a house. I ' ve been to the house.
He bought a house. I went to the house.
3) refers to the only thing in the world two:
The Sun, the sky, the moon, the Earth
4) The singular noun is a kind of thing, such as: the dollar dollar;
The Fox foxes; or with adjectives or participle, to denote a class of people: the rich; The living is a living person.
5) used in ordinal words and adjectives superlative, and adjectives only, very, same and so on front:
Where Do you live? I live on the second floor. Where do you live? I live on the two floor.
That's the very thing I ' ve been looking for. That's what I'm looking for.
6) in conjunction with plural nouns, refer to the whole group:
They is the teachers of this school. Refer to all teachers)
They is teachers of this school. (refers to some teachers)
7) means all, equivalent to the possessive pronoun, used in front of the noun that represents the body part:
She caught me by the arm. She grabbed me by the arm.
8) used in the name of a state, a body of organs, a class, and other proper nouns consisting of ordinary nouns:
The people ' s Republic of China
The United States
9) before the noun that represents the instrument: She plays the piano. She can play the piano.
10) before the plural noun of the surname, the family:
The Greens Green family (or Mr. and Mrs. Green)
11) used in idiomatic language:
In the day, the Morning (afternoon,evening), the day after tomorrow
The day before yesterday, the next morning,
In the Sky (Water,field,country)
In the dark, with the rain, in the distance,
In the middle (of), in the end,
On the whole, by the "Go" to the theatre
The word formula of the Crown
The articles are divided into definite crowns and indefinite crowns,
Indefinite articles A and an, the meaning table of "-" refers to
means to use the, order, orientation, superlative
The object of the world alone, people or things again to mention
The following are the articles of the article, three meals of the discipline ball
noun plural table refers to, season week month ago
Attached: http://www.zybang.com/question/707fbadf60c81d7bff61b90ee92351de.html
English-the difference between definite articles and indefinite articles (A-the)