3. 不用冠词的情况

(1) 某些专有名词，抽象名词和物质名词前一般不用冠词。例如：

China, Canada, Japanese, glass, water, love等。

(2) 名词前已有作定语用的this, that, my, your, whose, some, any, no, each, every等代词时，不用冠词。例如：

That is my cap.

I have some questions.

Go down this street.

(3) 复数名词表示一类人或事物时，不用冠词。

They are workers.

We are students.

(4) 称呼语前不用冠词，表示头衔和职务的名词前也不加冠词。例如：

I don’t feel well today, Mother.

Bush was made president of the U.S.

(5) 三餐饭的名称前，球类活动，学科和节目名词前，常不用冠词。例如：

I have lunch at home.

He often plays football after class.

We have English and maths every day.

(6) 在某些固定词组里，名词之前常不用冠词。例如：

By air, at night, at home, go to bed, go to school, on foot, from morning till night 等。

二. 数词的用法

数词分基数词和序数词。基数词表示数目，序数词表示顺序。

1. 基数词的用法

(1) 基数词在句中主要用作主语、宾语、定语、表语、同位语，例如：

Thirty of them are Party members.(主语)

--- How many would you like?

--- Three ，please.(作宾语)

The nine boys are from Tianjing.(定语)

Six plus four is ten.(表语)

We four will go with you.(同位语)

(2) 表示一个具体数字时，hundred, thousand, million一律不用复数;在表示一个不确定数字时则用复数。例如：

Our country has a population of 1,300 million people.

There are three thousand students in our school.

After the war, thousands of people became homeless.

Maize is the most important food crop for millions of people in the world.

They arrived in twos and threes.