1. 1.many thousands of terrified people 2.the affected person 3.ordinary people exposed to cholera 4.It came from the river polluted by the dirty water from London. 5.the astonished people 6.polluted water carried the virus. Past participle as attribute

2. 1. 单个过去分词作定语时，常常放在被修饰的词 语之前。 2. 过去分词短语作定语，常常放在被修饰的词语 之后，其作用相当于一个定语从句。 注意：如果单个过去分词所修饰的词语为不定代 词或指示代词 those 时，过去分词常常放在被修 饰的词语后面。例如： There is nothing changed in my hometown since 1999. Note:

3. Practice 1.Ex.2 on P. 5 1. The water in this glass is too hot. I prefer some cold ____ water. A. to boil B. having boiled C. boiled D. boiling 2. The problem just ____ is an important one. A.to be referred to B. referred to C. referring to D. referred 3. —A man was killed. —Where is the body of the ____ man? A.murder B. murdered C. murdering D. having murdered 4. China Daily, first ____ in 1980, is very popular with students of English in China. A. published B. was published C. having published D. having been published

4. 5. The great hall was crowded with many people, ___ many children _____ on their parents’ laps. A. including; seated B. including; seating C. including; sat D. included; sitting 6. Prices of daily goods _______ through a computer can be lower than store prices. A.are bought B. bought C. been bought D. buying 7. ——What’s the main purpose of tonight’s meeting? ——We are going to talk about the problem ____ at the last meeting. A. discussedB. discussing C. being discussedD. having discussed 8. The first textbooks ________ for teaching English as a foreign language came out in the 16th century. A. having written B. to be written C. being written D. written

5. Past participle as predicative 1.But he became inspired when he thought about helping… 2.He became interested in two theories… 3.He was determined to find out why. 4.Cholera was spread by germs and not in a cloud of gas. 5.They had been given free beer. 6.The water companies were instructed not to expose people to polluted water.

6. 过去分词作表语 1. 过去分词用作表语时，通常说明主语所处的状态等。例如： I noticed the doors and windows were locked when I came to see him. She seemed terribly shocked upon hearing the sad news. 2. 过去分词在 “ 系表结构 ” 中表示状态，在 “ 被动语态 ” 中表示 动作。例如： The lake is surrounded by grass. （状态） The lake will soon be surrounded by tall trees. （动作） The window is broken. （状态） The window was broken by Tom. （动作）