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2018年兰州小学升初中英语时态知识点总结(六)

来源:网络资源 文章作者:奥数网整理 2018-11-05 21:18:51

  冠词:不定冠词,定冠词种类:

  (1)不定冠词:a / an a unit / an uncle 元音开头的可数名词前用an :

  an egg / an apple / an orange / an eraser / an answer / an ID card /

  an alarm clock / an actor / an actress / an e-mail / an address / an event /

  an example / an opera / an houran old man / an interesting book /

  an exciting sport / an action movie / an art lesson /

  (2)定冠词:the the egg the plane

  2. 用法:

  定冠词的用法:

  (1)特指某(些)人或某(些)物: The ruler is on the desk.

  (2)复述上文提到的人或物:He has a sweater. The sweater is new.

  (3)谈话双方都知道的人或物:The boys aren't at school.

  (4)在序数词前: John's birthday is February the second.

  (5)用于固定词组中: in the morning / afternoon / evening

  不用冠词的情况:

  (1)专有名词前:China is a big country.

  (2)名词前有定语:this , that , my , your , some, any , no 等:

  This is my baseball.

  (3)复数名词表示一类人和事:Monkeys can't swim. They are teachers.

  (4)在节日,日期,月份,季节前:Today is Christmas Day. It's Sunday.

  (5)一日三餐前:We have breakfast at 6:30.

  (6)球类 棋类运动前:They often play football after class. He plays chess at home.

  * 但乐器前要用定冠词:I play the guitar very well.

  (7)学科名称前:My favorite subject is music.

  (8)在称呼或头衔的名词前:This is Mr Li.

  (9)固定词组中:at noon at night by bus

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