同学们学习雅思，那你们知道雅思语法中的定语从句吗？让北京朗阁小编给大家介绍一下吧！
定语从句应该注意的问题
■指出关系代词(副词)在定语从句中的成份:
1.The manwhocame to our school is Mr. Wang.(主语)
2.The girl(whom)Imet is Lucy.(定语)
3.A childwhoseparents are dead is called Tom.(定语)
4.I like the book(which)you bought yesterday.(定语)
一、引导定语从句的关系词
指代人 | who，whom，that |
指代事物 | which，that, as |
所属关系 | whose，of which |
指地点 | where |
指时间 | when |
指原因 | why |
二、关系代词that和which在很多情况下可以互换，但下列情况只用that。
Allthatcan be done has been done.
Do you have anythingthatyou don’t understand ?
There is littlethatcan be believed about it .
The book doesn’t say muchthatamuses children.
先行词是all ,everything,nothing,anything,something,much,little,none等不定代词，引导定语从句用that。
Hamburg is the most beautiful citythatI’ve ever seen.
This is the best TVthatis made in China.
The first museumthathe visited in China was the History Museum.
先行词被形容词*或序数词修饰时，引导定语从句用that。
I’ve read all the booksthatyou lent me.
No samplethatwe nave received is satisfactory.
Please send us any informationthatyou have about the subject.
He is the only personthatwas present at the time.
先行词被any,some,no,much,few,little,every,all,very,only,last修饰时，引导定语从句用that。
The famous writer and his worksthatthe radio broadcast have aroused great interest among the students.
Avictim is a person,animal or thingthatsuffers pain,death,harm,etc.
先行词中既有人又有事物时，引导定语从句用that .
Whothatyou have ever seen can do it better ?
Whothatyou are talking to is the young fellow ?
Who做先行词时，引导定语从句用that。
三、不用that，而用which，who，whom的情况
He made the same mistakes again ,whichmade his parents very angry.
Yesterday I bought a dictionary,whichcost me more than 100 yuan .
Mr Smith,whogave a talk several months ago,will come again.
My uncle has come back from abroad,whomIhaven’t met for along time.
在非限制性定语从句中，指事物用which，指人用who或whom。
Her bag ,inwhichshe put all her money,has been stolen.
This is the ring onwhichshe spent 1000 dollars.
Xiao Wang ,withwhichIwent to the concert, enjoy it very much.
在介词后面，指事物用which，指人用whom。
四、Where引导的定语从句
先行词是表示地点的名词或含有地点意义的抽象名词，用引导定语从句。从句做状语。
This is the townwhere (= in which )Ispent my childhood.
The tablewhere (= at which )she is sitting is a new one.
I’ll show you the paintwhereyou failed.
注意1:
若定语从句缺主语或谓语，用which或that引导定语从句。
The librarywherestudents often study was on fire last night.
The library,whichwas built in the 1930s,needs repairing.
The librarywhichyou visited yesterday was built in 1990.
注意2:区分where引导的定语从句和状语从句
Where前面有被修饰的地点名词时，是定语从句，否则是状语从句。
When you read books ,you had better make a mark at the spotwhereyou have any questions.
When you read books , you had better make a markwhereyou have any questions.
五、When引导的定语从句
先行词是表示时间的名词，用when引导定语从句。从句作状语。
I’ll never forget the daywhen (= on which )Imet you.
This was the timewhen ( =at which )he left for Beijing .
We will put off the outing until next week,whenwe won’t be busy.
注意:
若定语从句缺主语或宾语，用which或that引导定语从句。
I’ll never forget the daywhenwe first met in the park.
I’ll never forget the timewhich/thatIsent on campus.
I’ll never forget the timewhich/thatwas spent with you.
六、why引导的定语从句
先行词是表示原因的名词，用引导定语从句。从句作状语。
This is the reasonwhy ( = for which )Ididn’t come here.
The reasonwhich/thatshe gave was not true.
七、whose引导的定语从句
表示所属关系。
The riverwhosebanks are covered with trees flows ti the sea.
八、特别注意:如何判断介词
1、看定语从句中动词与介词的搭配
The girlforwhich he had fought all his life no longer seemed important to him.
He is the manonwhom I think you can depend .
2、看定语从句中形容词与介词的搭配
He referred me to some reference bookswithwhich I am not very familiar.
Dolphins might be trained to cooperatewithfishermen and help them by finding or even catching fish,inall of which activities dolphins are expert.
3、根据先行次判断，所用的介词与先行词 搭配
The rateatwhich wild animals are being destroyed has increased.
This is our classroom ,in the front ofwhich there is a teacher’s desk.
4、名词/代词/数词+of +which/whom
The committee consists of 20 members,5ofwhomare women.
The book contains 50 poems, most ofwhichwas written in 1930s.
There are two left, one ofwhichis almost finished ,and the other ofwhichis not quite.
Ihave a sentence , the meaning ofwhichIdon’t understand.
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