介词＋关系代词引导的定语从句一．关系代词直接跟在介词后时，指人只可用whom，指物只能用 which, 不可用who, that例如：The man who/whom you spoke to was a scientist.变成：The man to whom you spoke was scientist.【练习1】把下面的句子改写成介词加关系代词引导的定语从句1.This is the school that I studied in for three years.____________________________________________________2.She is the very singer who they were talking about at that time._____________________________________________________________3.She still remembers the factory that her mother worked in five yearsago._____________________________________________________________ 4.Daniel is the person (who/whom/that) I want to make friends with.__________________________________________________________________5 . The Maths teacher is the person (who/whom/that) I got an A plus from.___________________________________________________________【练习2】判断下面的句子是否正确，如果有错，请修改1. This boy to who I give a photo is his brother.2. This is the girl for her my mother bought a nice gift.3. The old man lives in that house, the windows of that were brokenlast night.4. My people left the city in that they had lived for many years.5. I still remember the morning in which he first come to school.【练习3】用适当介词+关系代词填空1. Do you like the book __________ she spent $102. Do you like the book _______________she paid $103. Do you like the book ___________she learned a lot4. Do you like the book __________she often talks5. He built a telescope ______________he could study the skies.6. There is a tall tree outside,_______________ stands our teacher.7. China has a lot of rivers, the second longest _________is theYellow River.8. The tower _______ people can have a good view is on the hill.9. The man ________ I spoke on the phone last night is very goodat wrestling.10. He paid the boy $10 for washing ten window, most ______ hadn’tbeen cleaned for at least a year.二． .有关系代词搭配的介词的选择。

1). 根据先行词与介词的搭配习惯来决定。

【练习4】1. This is the knife ______________ I usually cut my pencil.2. We can’t live without the sun_______ we get h eat and light.3. The house ______there is a big tree was built more than 1000 yearsago.A. whichB. in front of whichC. thatD. in the front of which4. The house I grew up ____has been taken down and replaced by anoffice building.it that which5. Some biologists believe this is an ancient survival strategy,____a diet with 30 percent fewer calories than usual increased life span.A. for whichB. to whichC. of whichD. in which6.I ‘ll never forget the day ________he made the speech.7. The moment _____ I made the decision is exciting.8. The month _____which I left for vocation is July.2）根据定语从句中谓语动词与介词的搭配来决定。

【练习5】1. Do you know the girl_________________ our head teacher is talking2. I can’t find my dictionary _________I paid over $100 .3. This is the good car____ ______I spent all my money.4. She is the teacher _________all his students show respect .5. The teacher_____ ________you have been waiting is coming in aminute.3）根据定语从句所表达的意义来确定【练习6】1. Air, ________ which man can’t live, is reallyimportant.2. The pen _____which he is writing now was bought yesterday.3. The German boss___________ the actress works is a kind person.4. The host _________ ________ the guest speaker works likessinging.5. The pen friend __________the poet writes is good at literature.结论：关于先行词的选择原则：一先，二动，三意义【练习7】1. The farm _________ we worked then years ago isn’t what it usedto be.2. This is the tree ___________ we used to play games.3. Have you met the person __________ he was speaking4. He is the man _________ you can turn for help5. The pen __________ he is writing now was bought yesterday.6. The gas _____________ we can not live is called oxygen.三 . 有关系代词搭配的介词的选择。

当关系代词做某些固定不能拆开的短语的宾语时，介词不能提前。

如：look after, look for, take care of, see to. Is this the watch which you are looking forIs this the watch for which you are looking ( X ) The old man whom I am looking after is better .The old man after whom I am looking is better. (X)四．Of +whom/which 引导定语从句的用法1) . whose+名词可替换成“名词 +of+whom/which”表示“…的”，1. This is the teacher whose daughter is a famous doctor.=This is the teacher_________________ is a famous doctor.2. We had a meeting whose purpose was not clear.= We had a meeting ____________________was nor clear.3. He mentioned a book whose title has slipped my memory.= He mentioned a book __________________ has slipped my memory.2). 数词/不定代词/形容词最高级+of+ which/whom 表示“其中…”He has ten cousins, _____________are clever. (其中三个很聪明) He has ten cousins, _____________are clever. (其中一半很聪明)He has ten cousins, _____________are clever. (其中没有人非常聪明)He has ten cousins, _____________are clever. (其中一些非常聪明)He has ten cousins, _____________is Steven. (其中最高的)五．特例：当先行词是the way时，我们通常用that/ in which/省略来引导一个定语从句. I don’t like the way that/ in which/ 不填you treat your father.I don’t like the way that/ in which/ 不填he look at people.课后练习（用介词加关系代词填空）1.China is a beautiful country, ____ _____ we are proud.2.Do you remember the day ___ ______ you joined our club3.This is the house ____ _______ I lived two years ago.4.In the dark street, there wasn’t a single person ____ _____ she couldturn for help.5.In the dark street, there wasn’t a single person ____ _____ she coul dask for help6.In his room, we saw a big table ___ ______ there were 3 magazines.7.Glasses, _______ _________I can’t see clearly, are reallyimportant for me.8.This is the man _____ _____ I learned the news.9.The pen ___ _______ I write every day is broken.10.The man ___ ___________ I bought the picture is over 80.11.Can you give me some paper ___ ______ I can write a note12.The newly-built cafe , ___ are painted light green。