过去分词常用在感官动词watch ,see, hear ,listen to ,notice, feel, find等的后面 When we got to school , we saw the door locked.

We can hear the windows beaten by the heavy rain drops. 过去分词用在want, wish, expect, like, order等表示"希望，愿望，命令"这一类动词的后面做宾语补足语。 The teacher wouldn't like the problem discussed at the moment.

I want the suit made to his own measure. 过去分词用在with+宾语+宾补这一结构中，过去分词与宾语之间是动宾关系。 The thief was brought in with his hands tied behind his back.

With many brightly-colored flowers planted around the building , his house looks like a beautiful garden. 六、知识详解

1. consist vi. 组成；一致

consist of 由...组成 His job consists of helping old people who live alone.

consist in 存在于...;在于

consist with 与...一致，与...相符

2. divide vt. 划分；把整体分成若干部分

divide 与separate 区别 ：

divide 暗示通过切开、劈开或分割形成几部分或几份，经常用来指分离成相对的或敌对的组

separate 意指"使...分开；使...分离；分手"指把原来结合在一起的或混杂的东西分开，被分开的东西没有任何的统一性

de divided into...被分为...

be separated from...与...分离

3. convenience n.

1）【u】适合；方便

I kept my reference book near my desk for convenience.

2) [c]便利的事物；便利的设施

Gas is one of the modern conveniences the newly-built apartment building provide.

at one's convenience 在...方便时

for one's convenience= for the convenience of sb. 为了某人方便

4. refer to