At one with nature定语从句(Ⅲ)一、“介词＋关系代词”引导的定语从句[观察例句]Do you remember the day on which you joined our club？还记得你加入我们俱乐部的那一天吗？In the dark street，there wasn't a single person to whom she could turn for help.在漆黑的大街上没有一个人能为她提供帮助。[归纳用法]在“介词＋关系代词”引导的定语从句中，关系代词只可用 whom 或 which，不可用that。[即时训练 1] 单句语法填空1．The university in which my brother once studied is very famous.2．This is the man from whom I learned a lot in my life.3．September 30th is the day by which you must pay your bill.4．Here comes Tom，for whom I have been waiting an hour or so.5．This is the school of which we are greatly proud.二、关系代词前介词的选用[观察例句]This is the house in which the inventor lived.这就是那位发明家住过的房子。He is a person of whom everyone has heard.他是一个大家都听说过的人。He has a book in his hand the cover of which is missing.他手拿一本缺了封面的书。There are sixty students in our class，twenty of whom are girls.我们班有六十名学生，其中二十名是女生。The factory produces half a million pairs of shoes every year,80% of which are sold abroad.这家工厂每年生产 50 万双鞋子，其中的 80%销往国外。There are two rooms，the smaller of which is my study room.有两个房间，较小的那个是我的书房。[归纳用法]介词的选择可以总结为：“一先、二动、三意义、四特殊”。1．一先，即先看先行词，从先行词入手。介词往往和先行词构成固定搭配。(比如先行词表示时间，常和 on，in，by 搭配；表示地点，常与 on，in，at 搭配；表示原因，与 for搭配；表示方式，常与 in，by，with 搭配)2．二动，即看从句中的谓语动词。根据从句中谓语动词与介词的固定搭配选择合适的介词。3．三意义：通过判断主句表达的全部意义来确定合适的介词。4．四特殊：介词 of 常用于表示部分与整体的关系或所属关系。表示部分的词语常见的有：不定代词 neither，either，some，any 等数词(含基数词，序数词，分数和...
