必修一Unite4Grammar

1、 一一. 定语从句的基本定义定语从句的基本定义定义：定义：修饰该名词或代词，在句子中充当修饰该名词或代词，在句子中充当定语成分的从句。定语成分的从句。先行词：先行词：被修饰的词叫先行词。被修饰的词叫先行词。关系代词：关系代词：引导定语从句的词，他们代替先引导定语从句的词，他们代替先行词，并在从句中充当主语、宾语和定语等行词，并在从句中充当主语、宾语和定语等成分。成分。 关系代词作主语时，从句中谓语动词的人关系代词作主语时，从句中谓语动词的人称和数要与先行词保持一致。称和数要与先行词保持一致。一. 定语从句的基本定义定语从句的基本定义Harry Porter is a boy who has m

2、agic power.先行词先行词 关系词关系词定语从句定语从句关系关系代词代词关系关系副词副词which, who, whom, whose, thatwhere, when，whyThe fish which / that we bought this morning were not fresh.先先行行词词是是人人关系代词关系代词: who whom whose that which先行词是先行词是物物He is the teacher who / that / whom we want to visit.三三. 关系代词的基本用法和注意点关系代词的基本用法和注意点1. 关系代词的基本

3、用法关系代词的基本用法关系代词关系代词指代的指代的先行词先行词充当从句的成分充当从句的成分who谁谁人人主语、宾语主语、宾语whom谁谁人人宾语宾语which何物何物物物主语、宾语主语、宾语that那个那个人或物人或物主语、宾语、表语主语、宾语、表语whose谁的谁的人或物人或物定语定语三. 1. 关系代词的基本用法关系代词的基本用法定语从句的三个步骤：定语从句的三个步骤：第一步：找出先行词。第一步：找出先行词。第二步：看先行词在定语从句中的功能。第二步：看先行词在定语从句中的功能。第三步：选择合适的关系代词或关系副词。第三步：选择合适的关系代词或关系副词。 The man who is sp

4、eaking at the meeting is a worker.The man is a worker.The man is speaking at the meeting.分解分解作主语作主语1.The girl _is standing who/that巩固练习：巩固练习：2. 用适当的关系词填空用适当的关系词填空 who指人指人,在定语从句中作主语或宾语。作宾在定语从句中作主语或宾语。作宾语时，可省略。语时，可省略。2. The man _ I talked with is our teacher.1. A person _ steals things is called a thi

5、ef.whom指人指人, ,在定语从句中作宾语，可省在定语从句中作宾语，可省略略。 The man _ I nodded to is Mr. Li.who, whomA person steals things. The person is called a thief.The man is our teacher. I talked with the manThe man is Mr. Li. I nodded to the man.who(who)(whom)whose指人或物指人或物, 在定语从句中作定语在定语从句中作定语 。不可省略。不可省略。We live in a house _

6、windows face south.This is the little girl _ parents were killed in the great earthquake.whoseThis is the little girl .the little girls parents were killed in the great earthquake.We live in a house. The houses windows face south.whosewhose which 指物，在定语从句中作主语或宾指物，在定语从句中作主语或宾语。作宾语时，可省略。语。作宾语时，可省略。 1.

7、These are the trees _ were planted last year.2.This recorder _ he is using ismade in Japan. whichThese are the trees. The trees were planted last year.This recorder is made in Japan.He is using the recorder. which(which)2. He is the man _ I told you about.that 指人或物，在定语从句中作主语或宾指人或物，在定语从句中作主语或宾语。作宾语时，

8、可省略。语。作宾语时，可省略。1. A plane is a machine _ can fly.thatA plane is a machine The machine can fly.He is the man . I told you about the man.that(that)1 1、2 2、3 3题由题由Who Who 引导的定语从句，在句中做引导的定语从句，在句中做主语主语 宾语宾语1、Do you know the man _ is talking with your father? A. whose B. who C. which2、The boys _ the teach

9、er talked to are from Class One. A. when B. which C. who3、Those _ want to go to the museum must be at the school gate at 7 tomorrow morning. A. who B. which C. whom4、 The doctor _ you are looking for is in the room. A. whom B. what C. which5、A child _ parents are dead is called an orphan. A. which B

10、. his C. whose 6、This book is for the students _ native(本国的本国的) language is not English. A. that B. of whom C. whose 7、 The boy _ composition won the first prize is the youngest in the group. A. who B. whose C. that4 4题：由题：由Whom Whom 引导的定语从句，在句中做宾语引导的定语从句，在句中做宾语5 5、6 6、7 7题由题由Whose Whose 引导的定语从句引导的定

11、语从句, , 在句中做定语在句中做定语8、The knife _ I cut the apple with cant be found. A. which B. who C. whose 9、This is the pen _ he bought yesterday. A. which B. who C. when由由Which Which 引导的定语从句，在句中做主语引导的定语从句，在句中做主语 宾语宾语只能用只能用that的情况的情况 Everything that we saw in this film was true. 1、作先行词是、作先行词是不定代词不定代词all, little

12、, much, few, everything, none时。时。2、先行词被先行词被every, some, no, all, any, little, much等修饰时。等修饰时。Ive read all the books that you lend me.3、当先行词同时指当先行词同时指人人和和物物时时Ive never heard of the people and things that you talked about just now.4、 序数词序数词或或形容词最高级形容词最高级修饰先行词时修饰先行词时 This is the first play that I have s

13、een since I came here. Tom is the cleverest boy that I have ever known.Who is the girl that is standing under the tree?Which is the machine that we used last Sunday.主句已有主句已有who或或which时时5、 先行词被先行词被the only, the very, the same, the last修饰时。修饰时。This is the very book that belongs to him.1、I will tell hi

14、m all _ you told me at the ball. A. who B. which C. that D. whose2、He asked about the factories and workers _ he had visited. A. who B. which C. that D. whose3、Which of the books _ had pictures was worth reading. A. who B. which C. that D. whose4、That is the very thing _ we can do. A. who B. which C

15、. that D. whose5、He is the teacher _ teaches us English. A. who B. which C. whom D. whose6、Please pass me the book _ cover is green. A. who B. which C. that D. whose7、The first book _ he wrote was very interesting. A. who B. which C. that D. whose 8、They are few books _ you can read in this bookstor

16、e. A. who B. which C. that D. whose9、This is the best novel _ I have ever read. A. who B. which C. that D. whose10、It is the only book _ he bought himself. A. who B. which C. that D. whose11、They talked for about an hour of the things and persons _ they remembered in the school. A. who B. which C. t

17、hat D. whose12、Can you lend me the novel _ the other day?. A. that you taked B. you talked about it C. which you talked with D. you talked about13、Women _ drink more than two cups of coffee a day have a greater chance of having heart disease than those _ dont. A. who;who B. /;who C. who;/ D. /;/14、T

18、hey asked him to tell them everything _ he saw at the front. A. what B. which C. that D. those15、Ill tell you _ he told me last night. A. all which B. all C. that all D. all what16、The house _ door is broken was only built last year. A. its B. which C. that D. whose17、Is this the museum _ you visited the other day? A. where B. in which C. that D. the one18、Is this museum _ you vis