精品资料欢迎下载导入定语从句专项讲解提问：定语是什么？修饰限定名词或代词的成分被称为 定语；举例:This is a beautiful flower. （形容词作定语，置前）This is a flower in the garden. （介词短语作定语，置后）This is the flowerwhich you gave to me（.定语从句作定语，置后）先行词关系词定语从句学问点梳理定义：在复合句中 , 修饰某一名词或代词的从句叫做定语从句 ；结构： 先行词+ 关系词+ 其他关系词的用法 :1. 关系词的分类： 1）关系代词： who, whom, which, that, whose2）关系副词： when, where, why 作状语 2. 关系代词在句中充当成分关系代词whowhomthatwhichwhose充当成分主、宾（可省）、表宾语主、宾（可省）、表 主、宾 可省 、表定语先行词人人人或物物人或物3. 关系代词的具体用法who, whom的用法1) who 在定语从句中作 主语、宾语或表语， 作宾语可省 ；The girl who is in red is Lily. 作,不行省）I like the person who you are talking to.作,可用 whom/that 替换或者省略 You arewho you are.作, 不行省2) whom 在句中作 宾语， 限制性从句可省，非限制性从句中不能省略I happened to meetthe professowr hom I got to know at a party yesterday. 作 , 可省I have many friends towhom I am going to send postcards.（后面不行省）温馨提示 ：关系代词 whom在定语从句中作介词的宾语时，常由“介词 + whom引出，此时 whom不能省略；whose的用法whose 的先行词既可 指人，也可指物；在定语从句中 作定语，whose = the n. +of which/whome.g.This is the scientiswt hoseachievements are well known.whose 指人= This is the scientist,the achievements are well known.e.g.Id like a room whosewindow faces the sea.（whose 指物）= Id like a room the window faces the sea.that 和 which 的用法1 限制性定语从句中，通常情形下可以互换；that 指人或物，which 指物不指人 ，作主语或宾语，作宾语可省，主语不能；His father works in a factory that/which makes TV sets.作, 不行省The coatI put on the desk is black.（作,）The room inI live is very big.= The roomI live in is very big.2）只用 that“人物最不避人物” “人物” that 既可指人，也可指物留意：先行词为物，在介词后面用 which ）Is this the museumthat you visited the other day.指,可用Jack is no longer the personthat I met five years ago. （指, 可用、） “最”极端修饰：最高级、序数词、the only, the same, the same等This is the bestfilm that has been shown so far in the city. 先行词被修饰The first thing that we should do now is to find a local guide. （先行词被修饰）“不”不定代词 all, much, little, few, something, anything, everything, nothing, none, 等All the applesthatfell down from the tree were eaten up by the pigs.There is not muchought to be done right now. 先行词为 He did everythingcould help us.先行词为10 全国 2 I refuse to accept the blame for somethingwas someoneelse s fault.A. whichB. whoseC. whoD. that“避”防止重复Who is the personthat is standing at the school gate. （前有）哪辆自行车是你弄丢的那辆？ is the bikeyou lost.“人物”先行词有人也有物Tell us aboutthe people and the place_sthatare different from ours.I m going to talk abouthte countries and peoplethat I have visited.（先行词是 ）3只用 which在非限制性定语从句 中She lost the game,which depressed her greatly.Tokyo,is the capital of Japan, sees great changes every day.在定语从句中 作介词的宾语 ，且介词位于关系代词前；The housein which I used to live has become a shoe shop. The pen withyou are writing is Jeff s.假如有两个定语从句，其中前一个关系代词用that，后一个宜用 whichLet me show you the novelthat I borrowed from the librarywhich was newly open to us.解题思路Step 1:找出先行词，判定指人指物Step 2:判肯定语从句 中缺什么成分（主语、宾语、表语、定语）Step 3:挑选合适的 关系代词 ；即学即练1. This is the bagmy mother bought yesterday.A. thatB. whoC. whomD. This2. The manlives next to us is my English teacher.A. whomB. whichC. whoD. /3. The girlyou saw in the street is Mary.A. thatB. whoseC. whichD. as4. Is this the factorya lot of students visited yesterday.A. the oneB. thatC. whereD. this5. The only languageis easy to learn is the mother tongue.A. whichB. thatC. /D. it6. The girl handed everythingshe had picked up in the street to the police.A. whichB. in whichC. thatD. all7. Please show me the bookyou bought yesterday.A. whichB. whomC. whoseD. this8. This is the best bookI have been looking for all this year.A. whoB. whomC. whichD. /9. The manwas here just now is a doctor.A. whomB. whoC. /D. He10. The boyhas two lovely dogs.A. who live next doorB. which lives next doorC. whom lives next doorD. that lives next door11. Don t go in, this is the shopwe have just been.A. /, toB. that, /C. where, toD. which, there12. He is the most careful boyI know.A. whatB. whichC. asD. /13. Did you tell your mother allyou had seen on the way home.A. whatB. whyC. thatD. which14. It s one of the mimopstortant meetings this years.A. that has been heldB. which has been heldC. that have been heldD. which have held15. This is the new type of planeparts are made of plastics.A. thatB. whatC. whichD. whose课后作业1. They sent my child to the school every morning, whichI considered a great help to me.2. She has two daughters whostudy in the same school.3. Ta