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1、,定语从句,介词+关系代词,“介词+关系代词”引导定语从句时，介词的宾语只能用which（指物）或whom(指人)，whose既可指人也可指物,即介词+which/whom/whose.,介词+关系代词,介词+关系代词与when、where或why转换介词的选用“介词+关系代词”型定语从句四大考点,Point 1,介词+关系代词与when、where或why转换,关系副词：在句中作状语 关系副词=介词+关系代词,关系副词:when,where,whywhen指时间，在从句中作时间状语。when=during/on/in/.which(介词同先行词搭配)(2)where指地点，在从句中作地点状语
2、。where=in/at/on/.which(介词同先行词搭配)(3)why的先行词只有reason，why在从句中作原因状语。why=for which(4)先行词指物时，whose=the+n.of which,Theyll never forget July 1 _ Hong Kong returned to its motherland.The days _ we used foreign oil are gone forever.,关系副词when,There was a time _ the businessman lost heart.,when,=on which,when,=
3、on which,when,先行词是表示原因的名词，即reason，在定语从句中充当原因状语，用why，这时一般可以用for which来代替:I dont know the reason why/for which he did it.The reason why/for which he was fired was not clear.,试比较：The reason _he explained to the teacher is not true.The reason _ was explained to the teacher is not true.,(which/that),（作宾语
4、）,which/that,（作主语）,关系副词why,先行词是position,situation,point,case,condition等时在定语从句中作状语用关系副词where连接.,They are in such a situation where everything is in disorderThe police are looking into the case where two VIPs were killed.Can you make a sentence where this verb can be used?,They were at the point where
5、/at which they had to decide what to de next.,Point 2:介词的选用,考虑三个因素:“一先,二动,三意义”根据定语从句中先行词的搭配习惯确定I never forget the days during which I studied hard.I never forget the day on which I went to college.I never forget the year in which I went to college.,days,day,year,Point 2:介词的选用,2.根据定语从句中谓语动词的搭配习惯确定Hav
6、e you found the book for which I paid$10?Have you found the book on which I spent$10?Have you found the book about which she often talks?,paid,spent,talks,Point 2:介词的选用,3.根据定语从句所表达的意义来确定Air,_ which man cant live,is really important.The film _ I fell asleep was very boring.The pen _which he is writin
7、g now was bought yesterday.,during which,without,with,This is the river,_we often have a walk.,_a bridge was built.,_ there is a boat.,by/beside,on which,over/across which,along which,_which there is a factory.,Point 3“介词+关系代词”定语从句四大考点1、恰当的简单介词+关系代词,We managed to find a boat,_we could get to the isl
8、and.The lab,_the experiments used to be done,is being repaired.She is a girl _you can share your sorrow and happiness.,in which,in which,with whom,2.复杂介词+关系代词,We got to a house at the back of which was a large garden.Is there a certain test by means of which the No.1 will be decided?,as a result of,
9、because of,by means of,in front of,at the back of,at the top of 等,3.the+n.+of+关系代词,The headmaster_ _(他的学校）Mr Brown teaches in is a man who works hard.,Recently I bought an ancient Chinese vase,_(它的价格）was very reasonable.,whose price/the price of which,whose school/the school of whom,Whose从句可转换为“the+
10、of+关系代词”型,4.some/any/all/both/none/neither/either/most/many/few/数词（序数词/基本数词/分数或百分数）/the 比较级(最高级)of+关系代词,The chinese team won 16 gold medals,_(其中有12枚）were won by women.He paid the boy$10 for washing ten windows,_(他们中有绝大多数）hadnt been cleaned for at least a year.,12 of which,most of which,逗号不可以连接两个句子,不
11、定代词/数词/名词+介词+which/whom+从句She has three sons,all of whom joined the army.She has three sons,two of whom were engineers.I want a room,the window of which faces the south.,注意,I picked up the apples,_ were bad.I picked up the apples._ were bad.I picked up the apples and/but _ were bad.,some of which,So
12、me of them,some of them,I have lots of friends,and some of _are friendly.,I have lots of friends.Some of _are friendly.,I have lots of friends,some/none of _are friendly.,whom,them,them,Practice,1.Do you know who lives in the building_there is a well?A.in front of it B.in front of whoseC.in front of
13、 which D.in front which2.Ill never forget the day_I joined the League.A.on which B.in which C.which D.at which3.The woman_my brother spoke just now is my teacher.A.who B.to whom C.to who D whom,C,A,B,4.Jeanne was her old friend,_she borrowed a necklace.A.from who B.from whom C.to that D.to whom5.His
14、 glasses,_he was like a blind man,fell to the ground and broke its leg.A.which B.with which C.without which D.that,B,C,6.she is a teacher of much knowledge,_much can be learned.A.who B.that C.from which D.from whom7.He built a telescope_he could study the skies.A.in which B.with that C.through which
15、 D.by it8.Do you know the reason_he was late?A.that B.which C.for what D.for which,D,C,D,9.I have bought two ballpens,_writes well.A.none of which B.neither of which C.none of them D.neither of them10.The Second World War_millions of people were killed in 1945.A.during which B.in that C.where D.on w
16、hich,B,A,11.China has many rivers,_the Changjiang River is the longest.A.which B.in which C.among which D.one of which12.This is the very knife_I used to cut apples yesterday.A.that B.by which C.which D.with which13.The speed_which you drive your car mustnt too high.14.In the park there are many flo
17、wers,the colour_ which is bright and nice.15.The little girl is reading a book,_which there are many pictures.16.What were the things_which he was not too sure?,C,D,at,of,in,about,17.They held a meeting,_which the hospital director made a speech.18.The book,_which he paid 6 yuan,is worth reading.19.
18、Is this the man_whose house the police found the lost coloured TV?20.The villagers dug along tunnel_which they could go to the fields without being found by the Japanese soldiers.21.Wu Dong,_whom I went to the concert,enjoyed it very much.22.The stories about Long March,_which this is one example,are well written.,at,for,in,through,with,of,Exercises:She brought with her three friends,none of_I had ever met before.(2009宁夏，28)A.them B.who C.whom D.these,Tip:none of her three friends,
