试听180秒【语法】08- Adjective Clauses (1)定语从句

08. Adjective Clauses (1) 定语从句

作业讲解：

⑴我想知道我们该在这等多久。

I want to know how long we should wait here.

⑵这是他们所希望做的。

This is what they wish to do.

⑶如果我们希望人们相信我们所写的，我们必须确保我们所写的是对的。

If we want people to believe what we write, we must ensure that what we write is true.

语法框架图：

定于从句：

⒈定语从句连词的特点

⒉,which引导的定语从句的两种用法

⒊限定性定从和非限定性定从的区别

⒈定语从句连词的特点

⑴who，which，that，when，where

它们兼具有代词或副词功能，帮助被修饰词在从句中做主语，宾语，或状语。

①Most people consider children who have many toys to be the fortunate ones.

② The book that is on the chair belongs to Henry.

③We are going to the beach which I like best.

⑵当被修饰词在从句中作主语，宾语时，常选择使用的连词是：“who，which或that”

④My grandmother remembers the days when there were no personal computers.

⑤Children are in a critical period when their bodies are growing rapidly.

⑥This is the classroom where we met each other.

⑶被修饰词在从句中作状语时，常选用的连词是“when, where”

①Compared to traditional companies ____require large initial investment, the Internet is a cheaper platform.

A. Where B. that C. who D. which

②Mr. Jackson is the teacher_____ helped me with my math problems.

A.where B.that C.who D.which

③In countries_____ there is a high rate of unemployment, most students should be offered only primary education.

A.whereB.thatC.whoD.when

⒉which引导的定语从句的两种用法

which既可以指代前边就近的名词，也可以指代前边的一个句子。

⑴In single-sex schools are more likely to take cookery classes, which are often thought of as traditional subjects for girls.

⑵Bottles are converted into glass, which is then mixed with hot water.

⑶He was little tense in the presence of so many people, which was understandable.

⑷Local councils could invest in public transport network, which means fewer people would need to travel by car.

⒊限定性定从和非限定性定从的区别

限定性从句中，被修饰词和连词不用逗号分开

非限定性从句中，被修饰词和连词会用逗号将其隔开

⑴The boss fired all the workers who were late.

→The boss fired all the workers, who were late.

⑵She has a son who serves in the military.

→She has a son, who serves in the military.

⑶New York which is situated on the Atlantic coast is a big city.

→New York, which is situated on the Atlantic coast, is a big city.

⑷I consulted my fatherwho promised to help me.

→I consulted my father,who promised to help me.

思维导图：