定语从句讲解介词介词+关系词引导定语从句关系词引导定语从句介词+关系代词引导的定语从句多用于正式文体中，这样的关系代词主要是which, whom.1. This is the house my grandfather once lived .2. The film Im speaking is to be shown next week .3. This is the man I learn the news.in whichof whichfrom whom关系副词引导的定语从句：关系副词引导的定语从句：1、由where引导的定语从句。定语从句在修饰一个表示地点地点的名词时,常用where引导。A book office is a place where tickets are sold.A book office is a place in which tickets are sold.因此定语从句中关系副词where= 介词介词 +which .2、定语从句在修饰一个表示时间时间的名词时，常用when 引导。I still remember the year when we studied together.When在从句中时间状语，其作用相当于一个“介词+关系代词”I still remember the year (which/that) we studied in together.I still remember the year in which we studied together.This is the house where he lives.= This is the house _he lives.= This is the house _he lives in.in which(which/that)3、由、由why引导的定语从句。引导的定语从句。关系副词why 的先行词只有reason , 在从句中表示原因状语。Do you know the reason why I left early?Why 在从句中作原因状语，其作用相当于for which .Do you know the reason _I left early?但如果关系词在从句中不是作状语，而是作宾语时仍用that/which .The reason _ he gave us was unacceptable.for whichthat/whichI dont like the way you talked to your mother.先行词way , 在从句中表示方式状语，关系词可以是in which/that/省。定语从句在修饰先行词way时如何选用结构中的介词如何选用结构中的介词根据从句中的谓语动词的搭配 which I spent five Yuan . which I paid five Yuan This is the book which I learnt a lot which there are few new words which Tom often talks onforfrominabout根据先行词的搭配习惯the day I joined the league.I still rememberthe days I lived in the country. the years I stayed there.on whichduring whichin which注意：注意： 1. 这类句子中的介词也可以放在从句的末尾，这时这类句子中的介词也可以放在从句的末尾，这时关系代词可省略。关系代词可省略。 This is the person (whom) you are going to work with . 注意：注意： 2. whom, which 作介词宾语时，介词一般可放在关系作介词宾语时，介词一般可放在关系代词之前，也可放在原来的位置上；但是在含有代词之前，也可放在原来的位置上；但是在含有介词的介词的动词固定词组动词固定词组中，介词只能放在原来的位置上。中，介词只能放在原来的位置上。 This is the person whom you are looking for.= This is the person for whom you are looking.x xwhose 在定语从句中作定语，表示引导词在定语从句中作定语，表示引导词与与 whose 后的名词为所属关系。后的名词为所属关系。 whose多指人，也可指物，指物时可与多指人，也可指物，指物时可与 of which互换使用。指人时可用互换使用。指人时可用of whom.This is the book This is the book whose covercover is blue. is blue.This is the book This is the book the cover the cover of which is blue. is blue. Do you know the man name is Wang Yu? Do you know the man the name of whom is Wang Yu ? Mary lives in the house roof is red. Mary lives in the house the roof of which is red.whosewhoseYesterday she talked with one woman _ husband died in that accident. A. which B. whose C. of which D. thatB1. Have you ever read the book _ _ there are many pictures?2. The man _ _ he had a talk yesterday is a doctor.3. The gentleman _ _ you just spoke is our headmaster.4. This is the new bicycle _ _ I spent five hundred dollars.5. Here are the table tennis players, some _ _ are our old friends.6. The school has 2600 students, two thirds _ _ are girls.in which1. Good ad often uses wordspeople attach positive meanings. A.in whichB.to whichC. whichD.that2. Tibet is a beautiful part of China, without _our country would be incomplete.A. it B. what C. whereD. which3. As a coach，you should know clearly about the direction _your team should developA. to which B. in which C. on which D. for which4Both the family and the society exceptional children live are often the key to their -growth and developmentAwhich Bwhat Cin which Dthat5Safety in schools has been of great concern because of frequent reports about accidents _ students got injured or killed while in school.Ain which Bfor which Cwhich Dwhen6.The English playmy students acted at the New Years party was a great success. A.for whichB.at whichC.in whichD.on which7.Many people who had seen the film were afraid to go to the forest when they remembered the scenes people were eaten by the tiger. A.thatB.by whichC.whichD.in which8.The schools themselves admit that not all children will be successful in the jobs they are being trained. A.in thatB.for thatC.in whichD.for which9.Mark was a student at this university from 1999 to 2003，he studied very hard and was made chairman of the Students Union. A.during which time B.for which time C.during whose time D.by that time10.He was educated at the local high school，he went on to Beijing University. A.after which B.after thatC.in whichD.in that11. By nine oclock，all the Olympic torch bearers had reached the top of Mount Qomolangma，appeared a rare rainbow soon.A.of whichB.on whichC.from whichD.above which12.The house I grew up _ has been taken down and replaced by an office building. A. in it B. in C. in that D. in which 13.Gun control is a subject Americans have argued for a long time. A. of which B. with which C. about which D. into which 14. The music drama，the pop singer Sha Baoliang starts，comes from the story of the“ Butterfly Lovers”. A.whichB.of which C.who D.in which15. is known to us all that the old scientist，forlife was hard in the past，still works hard in his eighties. A.It; whom B.As; whomC.As; whoseD. What; whom16. Patience，withoutyou cant do the work well，is a kind of quality. A.thatB.it C.whichD.what17.The National Education Department says that school safety has set off alarm bells with frequent reports of serious accidentsstudents got injured or killed. A.thatB.in whichC.by whichD.for whom18.For many cities in the world，there is no room to spread out further，_New York is an example.A. for which B. in which C. of which D. from which19. If something is“ dog-eat-dog”，it is a situation people have to take care of themselves and look after their own interests. A. on whichB. in whichC. by whichD. for which