初三英语定语从句讲解及练习题

初三英语定语从句讲解及练习题

whose, whom, which, that 。引导定语从句的关系副词有when, where, why。关系代词在定语从句中做主语，宾语，定

语。关系副词在定语从句中做状语。

一、who引导的定语从句,who在从句中做主语(口语中也可做宾语)，修饰表示人的先行词。This is the man who helped me、The boy who//whom we saw yesterday is John’s brother、

二、whom引导的定语从句,whom在从句中作宾语,修饰表示人的先行词，口语中可以省略。The doctor (whom)

you are looking for is in the room、The person (whom) you just talked to is Mr、 Li、=The person to whom you just talked is Mr、 Li、 (介词后 whom不能省略)The babies whom the nurses are looking after are very healthy、(固定短语中的介词一般不能拆开，仍放在动词之后。look for / look after /take care of / put on / take off…)

三、whose引导的定语从句,whose在从句中作定语，修饰表

示人或物的先行词。Do you know the woman whose name is Mary、 Pass me the dictionary whose cover is black、He has a friend whose father is a doctor、

四、that引导的定语从句，that在从句中做主语或宾语、修饰表示人或物的先行词。作宾语时可省略,不能放在介词后面作宾语、 (that指人时，相当于who或者whom；指物时，相当于which)The letter (that//which)

I received was from my father、I can’t find the letter that//which came this morning、Do you still remember the days (that//which)we spent together ?This is the man that//who helped me、The house (that//which) we live in is not large、 =The house in which we live is not large、The doctor (that//whom //who)you are looking for is in the room、

五、which引导的定语从句，which在从句中做主语，也可做宾语，或介词的宾语，修饰表示物的先行词。This is the book (which/that )

you want、The building which//that stands near the river is our school、The room in which there is a machine is a workshop、(介词后面的which不能省略)The house (which/that)

we live in is not large、 This is the watch

(which/that )

he was looking for、六、that 和which 都可以修饰表示物的先行词, 但是下列情况只能用that、①、先行词为不定代词

all, few, little, much, everything, nothing, anything等、All (that)

you have to do is to practise every day、 There

isn’t much (that)

I can do、Tell us everything that you know, please、

Is there anything that you d on’t understand?②、先行词被序数词或形容词的最高级所修饰时、The first lesson (that)

I learned will never be forgotten、This is the best film (that )

I have ever seen、③、先行词被all, any, every, few, little, no, some, much 等不定代词修饰时、I have read all the books (that)

you gave me、④、先行词被the only, the very, the last, the same 等修饰时、This is the very book that I want to read、 This is the same book that I want to read、 This is the last time ( that )

I shall give you a lesson、This is the only thing

that I can remember、七、由when 引导的定语从句，修饰表示时间的先行词，when为关系副词，做定语从句的时间状语。I

still remember the day when I first came to Beijing、I still remember the day on which I first came to Beijing、( 介词＋which可以代替when)I’ll never forget the time