本文格式为Word版，下载可任意编辑介词+which-whom的用法 三介词which whom的用法 1语法作用：“介词关系代词在从句中主要起关系副词的作用，即在定语从句中充当状语： 1表示地点，时间和缘由的“介词which分别相当于 where，when，why。 I have found the book in which the names of all the early satellites are mentionedSEFC 2A L55I have found the bookThe names of all the early satellites are mentioned in it The earth on which where we live is a planet Ill never forget the day on which when I joined the League I know a wood in which where you can find roses Is there any reason for which why you should have a holiday？ 2way后常用that代替in which，也可省略that。 I really dont like the way that he talks That was the way in which the old lady looked after us Do it the way I showed you 2“of which起形容词的作用，相当于whose用来指物，其词序通常是“nof which。 They live in a house whose door the door of which opens to the south Hes written a book whose name the name of which Ive com- pletely forgotten 3可引导限制性定语从句和非限制性定语从句 There is a rocket by which the direction of the satellite can be changedSEFC 2A L55 We carefully studied the photos，in which we could see signs of plant diseaseSEFC 2A L55 4介词的选择选择介词时须考虑以下状况 1介词与先行词的习惯搭配 There is no way in which it could be brought back to the earthSEFC 2A L55in与way是习惯搭配 2介词与定语从句中的动词，形容词的习惯搭配 These are the wires with which different machines are connectedbe connected with是习惯搭配 The author with whom all of us are familiar will visit our compa-nybe familiar with是习惯搭配 3同形的先行词，或定语从句中的动词，形容词表示不同的含义时，要依据其含义选用不同的介词。 I cant remember the age at which he won the prize That is the age in which people live in peace and happiness age在前句中意为“年岁，与at搭配；在后句中意为“时期，与 in搭配。 4冗杂介词须保持其完好形式，常见的冗杂介词有on the top of，in the middle of，in front of，in spite of，at the back of，because of等。 We took a photo of rocket，the length of which was about 30me- tresSEFC 2A L55 Sound is a tool by means of which people communicate with each other They marched through the square，in the middle of which stood a monument 5短语动词中的介词不行与动词分开提至关系代词前。常见的短语动词有listen to，look at，depend on，pay attention to，take care of，look into，break into，get rid of，take part in，make use of，take hold of，catch hold of，catch up with，get along with，look forward to等。此时可用which，who，whom或that，也可将他们省略。 误This is the girl of whom he will take care 正This is the girl whom he will take careof 6当介词与定语从句中的动词或形容词联系紧密但不是短语动词时，介词也可放在动词或形容词的后面。但当介词与从句中的动词或形容词联系不紧密 时，那么需将介词置于关系代词前。比较： The space station which we drove to was in the desertSEFC 2A L55 Ill never forget the day in which I joined the Party 后句中若置于句尾那么有“孤零零之感，这时宜将介词置于关系代词前；而前句中的to那么可后置。 5关系代词的选择 用于介词后的关系代词只有which，whom，前者指物，后者指人。 There are many research stations on the earth in which outer space is studiedSEFC 2A L55which指代research stations We questioned the pilot，from whom we learnt that no other planes had been seenSEFC 2A L55whom指代the pilot 12021年7月 Word版本