新一輪 復習備考周期正式開始， 為各位初三考生整理了各學科的復習攻略，主要包括中考必考點、中考�？贾�識點、各科復習方法、考試答題技巧等內(nèi)容，幫助各位考生梳理知識脈絡，理清做題思路，希望各位考生可以在考試中取得優(yōu)異成績!下面是《 英語不定冠詞知識點總結》，僅供參考!

不定冠詞

We need an apple and a knife.

我們需要一個蘋果和一把刀子。

1.a和an的區(qū)別

不定冠詞有a[+]和an[+Q]兩種形式，a用于輔音(不是輔音字母)開頭的詞前。an用于元音(不是元音字母)開頭的詞前。

a boy, a university, a European country

u是元音字母，但發(fā)音是[U(]，是輔音。

an hour ，an honor ，an island

h是輔音字母，但它不發(fā)音，它的音標是是元音。

an elephant， an umbrella， an egg

2(1)不定冠詞的用法

①泛指—類人或物。

eg. This is a pencil case.

②指不具體的某個人或物。

eg. I met an old man On my way home.

③用在序數(shù)詞前,相當于another.

eg. There’s a third boy near the shop.

④表示“每—(個)”,相當于every.

eg. They have music lessons twice a week.

必背!

give a lesson take a bath have a rest

教(一堂)課 洗(個)澡 休息

have a talk have a fever have a good time

聽報告 發(fā)燒 過得愉快

have(take)a walk have a headache have a nice trip

散步 頭疼 旅途愉快

a lot of, a lot, a little, a few, a glass of, such a/an, have a word with, have a look, have a try, have a swim, a quarter, half an hour, three times a day, have a talk, give a talk, ten Yuan a kilo

(2)不定冠詞的位置

①不定冠詞—般放在所修飾的單數(shù)可數(shù)名詞前。

eg, a bike, an egg

②當名詞被such, what, many修飾時，不定冠詞放在這些詞之后。

eg.It took me half an hour to finish my homework.

He left in such a hurry that he forgot to close the door.

What a dangerous job it is!

Many a man has gone to the big cities for work.

③當名詞前的形容詞前有so, how, too等詞時，不定冠詞應放在形容詞之后。

Eg. She was so nice a girl that she took the blind man to the station.

How nice a film this is!

④當名詞前面有形容詞和quite, rather, very時，不定冠詞放在quite, rather之后,very之前。

eg.It is quite a good book.

That is rather a useful too1.

This is a very interesting story.

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