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初二一轮复习英语不定冠词知识点

来源:101教育网整理 2018-12-11 字体大小: 分享到:

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  不定冠词

  We need an apple and a knife.

  我们需要一个苹果和一把刀子。

  1.a和an的区别

  不定冠词有a[+]和an[+Q]两种形式,a用于辅音(不是辅音字母)开头的词前。an用于元音(不是元音字母)开头的词前。

  a boy, a university, a European country

  u是元音字母,但发音是[U(],是辅音。

  an hour ,an honor ,an island

  h是辅音字母,但它不发音,它的音标是是元音。

  an elephant, an umbrella, an egg

  2(1)不定冠词的用法

  ①泛指—类人或物。

  eg. This is a pencil case.

  ②指不具体的某个人或物。

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

  ③用在序数词前,相当于another.

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

  ④表示“每—(个)”,相当于every.

  eg. They have music lessons twice a week.

  必背!

  give a lesson take a bath have a rest

  教(一堂)课 洗(个)澡 休息

  have a talk have a fever have a good time

  听报告 发烧 过得愉快

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

  散步 头疼 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)不定冠词的位置

  ①不定冠词—般放在所修饰的单数可数名词前。

  eg, a bike, an egg

  ②当名词被such, what, many修饰时,不定冠词放在这些词之后。

  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当名词前的形容词前有so, how, too等词时,不定冠词应放在形容词之后。

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

  How nice a film this is!

  ④当名词前面有形容词和quite, rather, very时,不定冠词放在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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