Unit 4　Earthquakes

Period 4　语法专题课

Attributive Clause (Ⅰ)

感受新知

　　Ⅰ.找出下列句子的先行词和关系代词。

　　1.But the one million people of the city,who thought little of these events,were asleep as usual that night.

　　2.It was felt in Beijing,which is more than two hundred kilometres away.

　　3.A huge crack that was eight kilometres long and thirty metres wide cut across houses,roads and canals.

　　4.The number of people who were killed or seriously injured reached more than 400,000.

　　5.Another big quake which was almost as strong as the first one shook Tangshan.

　　6.The army organized teams to dig out those who were trapped and to bury the dead.

　　7.Workers built shelters for survivors whose homes had been destroyed.

　　Ⅱ.Conclusion of the rules:

　　1.基本概念

　　定语从句: 修饰　　　的从句。

　　先行词:　　　修饰的词,起着连接主、从句,指代先行词和在从句中作句子成分的三重作用。

　　2.关系代词的选择

关系代词 指代 在从句中充当的成分 who whom which that whose 　　

3.定语从句有两种:

　　(1)限制性定语从句(先行词与定语从句间无逗号), 如句子　。

　　(2)非限制性定语从句(先行词与定语从句间有逗号),如句子　。

　　Ⅲ.Consolidation.

　　A.Fill in the blanks.

　　1.This is the young man 　　　　　　　I met yesterday.

　　2.The boys 　　　　　　　wanted to play football were sad when it rained.

　　3.It was a meeting 　　　　　　　importance I did not realize at that time.

　　4.I still remember the days　　　　　　　we spent together last summer.

　　5.Mary bought a book 　　　　　　　 was written by Mark Twain.

　　B.Combine the two sentences.

1.I remembered the city.