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
4
第二部分:语法知识
三、代词、形容词、副词
代词:人称代词,物主代词
人称代词物主代词
主格宾格
第一
人称单数I(我)memy(我的)
复数we(我们)usour(我们的)
第二
人称单数you(你)youyour(你的)
复数you(你们)youyour(你们的)
第三
人称单数he(他)himhis(他的)
she(她)herher(她的)
it(它)itits(它的)
复数they(他们/她们/它们)themtheir(他们的/她们的/它们的)
形容词,副词:比较级,最高级
(一)、形容词的比较级
1、形容词比较级在句子中的运用:两个事物或人的比较用比较级,比较级后面一般带有单词than。比较级前面可以用more, a little来修饰表示程度。than后的人称代词用主格(口语中可用宾格)。