七年级上册英语初一英语冠词的用法

初一英语冠词的用法

冠词的用法

名词是秃子需要戴帽子，可数名词单数须用a或an，辅音前用a,元音前用an，若为特指，须用定冠词the,复数不可数泛指the 不见，碰到代词时冠词全不见冠词不能离开名词而单独存在

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。发：yi, e, a, ao, u, an

A dog, a student ,a book ,a ruler,a jacket,a quilt, a B

An orange,an apple, an interesting story

A useful book, an umbrella, an hour, an H,

例如：The little boy eats an apple, and the little girl eats a banana.

1．用于可数名词的单数形式前，表示“一”。

This is a ruler.

What’s this? It is a book.

There is a tree in front of my house.

He is a doctor, He is an American.

I gave him a book yesterday. I have got a ticket.

2．表示一类人或物。

A tiger is a dangerous animal.A teacher is hard,

A horse is useful to mankind. A bird can fly.

3．第一次提到某人或某物, 或笼统的指某类中的一个

This is an English-Chinese dictionary.

He buy a new computer.

I see a girl.

4.所谈论的人或物不重要没必要指明时

The teacher is talking to a student.

A boy came to see you a moment ago.

I got this tool in a shop. We need a car now

5. 在一些固定搭配中

a lot of/ a little/ a few/ a pair of/ a set of 等

a few 几个a little 有点

She has a few friends in this city.

There is a little milk in the bottle.

6.不定冠词用在事物的"单位"前,如时间, 速度, 价格等意义的名词之前,

表示"每一"。

We often go to school two times a day.

I went to the library once a week at least.

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。

1.表特指不指其他专指他

The door is broken./open The bag in the desk is mine.

The orange is sweet/sour

The book is interesting. The man the student

Do you know the man in back?

2. 上文或第二次提到某人或某物，用定冠词the

Look! There is a ball under the table. The ball is mine.

saw a film yesterday.The film was ended at eight o'clock.

3. 用于指说话双方都知道的事物或人。

Open the window

What is the girl’s name?

Where is the BANK?

4. 定冠词后接单数名词表示一类人或物。

The dog is a kind of cute animal.

The tree is tall. The rabbit is lovely.

The dog is not too danger. The cat is an animal.

5. 表示世上独一无二的事物。

the sun the moon the earth the sky the world

The sun is bigger than the moon.

I can see a bird in the sky.

The earth goes around the sun.

6. 定冠词放在姓氏复数前，表示“……一家”。

The Greens are from Australia.

The Greens is very kind to us.

The Whites like the classic music.

7. 演奏西洋乐器时，乐器前需加the。如：

play the drums/play the piano/ play the violin/the guita

The little girl likes to play the violin.

8. 放在序数词，形容词，方位名词前。

Monday is the second day of the week.

He is the tallest boy in our class.

This is the biggest city in China I have ever visited.

I saw a plane coming from the east.

He is the last one to help me.

9. 定冠词用在江河,海洋,山脉,群岛的名称之前。

We live near the Yellow River.

The Changjiang River is the biggest one in China.

The Himalayas is located in Tibet.

10. 定冠词和形容词连用，也可以代表某类人或物。

the poor, the rich, the wounded, the sick, the deaf.

The wounded were brought to the hospital.

He always helps the poor.