6、用在某些专有名词前（由普通名词构成的专用名词）。如：the Great Wall, the Summer Palace, the Science Museum, the Children’s Palace, the Party等。
7、用在一些习惯用语中。如：on the day, in the morning (afternoon, evening), the day after tomorrow, the day before yesterday, the next year, by the way等。
8、用在江河湖海、山脉前。如：the Yellow River, the Pacific Ocean, the Alps, the Himalayas
9、用在报刊、杂志前。如：the People’s Daily, the Evening Paper, the Times 泰晤士报。
10、表示某一家人要加定冠词。如：
The Browns are at home to receive visitors today. 布朗一家今天要接待客人。
11、用在形容词前，表某一类人。如：the poor, the wounded, the living, the dead, the rich, the sick等。
12、定冠词可以表示一事物内部的某处。如：
The driver always sits in the front of the bus(car).
三、零冠词（即不用冠词）：
1、专用名词和不可数名词前。如：China, America, Grade One, Class Two, milk, oil, water, paper, science等。
2、名词前已有作定语用的this, that, my, your, some, any等代词。如：
Go down this street.
3、复数名词表示一类人或事物时。如：
We are students. I like reading stories.
4、节日、日期、月份、季节前。如：Teachers’ Day, Children’s Day, National Day, in summer, in July等。
Today is New Year’s Day. It is Sunday. March 8 is Women’s Day.
5、在称呼语或表示头衔的名词前，尤其作表语、宾补时。如：
What’s the matter, Granny? We elected him monitor.
6、在某些习惯用语中的名词前。如：at noon, at night, at first, at last, at most, at least, by bus(train, air, sea), in bed, in time, in front of, go to school, go to bed, go to college, on foot, at table, in ink, in pencil等。
7、在三餐饭和球类运动前。如：
She goes to school after breakfast every morning.
We are going to play football.
We usually have lunch at school.
8、科目前不加。如：
We learn Chinese, maths, English and some other subjects.
