英语的三种基本类型

一、be 句型

主语+系动词+表语

词序主语系动词（旗帜）表语

句型含义句子的主体

人或物用于连接主语和谓

语

相当于一个国家的

旗帜

1、表示主语身份

2、表示状态

3、表示所处位置

词性名词

代词Be

(am is are)

1、名词

2、形容词

3、介词加名词（介词

短语）

1、这个人是一个老师The man is a teacher

主语系动词表语主系表语（名词）

2、他很忙He is busy

主表主系表语（形容词）（注：中文中的系动词经常被省略，英语中不可以）

3、她在教室里She is in the classroom

主表语主系表语（介词短语）现在时

肯定You are r ich.

否定You are no t rich.

一般疑问Are you rich?

用下列人称分别组成上面三个句子：

I we he she it they

1、幸福是太多和太少之间的一站。——英国法学家波洛克

Happiness is a station between too much and too little.

2、高个子的男人是从英国来的老师。

The tall man is from England.

定语只修饰名词，通常由形容词和介词短语充当。形容词放在修饰的名词之前，介词短语放在修饰词语之后。

3、她在二楼的小教室里。

She is in the small classroom on the second floor.

介词短语既可充当定语也可充当表语。在be 动词后面就是表语，在名词后面是定语。例：

The teacherr in the classroom is handsome.

My book is on the desk in the classroom.

She is in the small classroom on the second floor.

二、there be (is are)句型

谓语+主语+状语

词序3状语1谓语（旗帜）2主语3状语

句型含义地点存在物或人地点

词性介词加名词（介

词短语）there be名词介词加名词（介

词短语）

注：该句型通常用于表达某地存在某物（人）。

1、房间里有一张桌子。There is a table in the classroom.

= (In the classroom,there is a classroom.)

2、我们家有九口人。There are nine people in my family.

注：如果有需要，该句型中名词同样可以被定语修饰。例：

3、二楼的房间里有一张大桌子。

There is a big desk in the room on the second floor.

There is a big desk in the room on the second floor.in the building in the school.

肯定：There is a table in the classroom. There are tables in the classroom.

否定：There isn`t a table in the classroom. There are not tables in the classroom.

一般疑问：Is there a table in the classroom? Are there tables in the classroom?