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1、英语必修2unit5语法4.Have you ever dreamed of playing in front of thousands of people at a concert,at which everyone is clapping and appreciating your music?5.They may start as a group of hihg-school students,for whom practising their music in someones house is the first step to fame.“介词关系代词介词关系代词”引导的定语从句引
2、导的定语从句1.引导定语从句的类型引导定语从句的类型eg.The valley in which the town lies is very beautiful.This is the hotel,in which they stayed.限制性定语从句限制性定语从句非限制性定语从句非限制性定语从句2.关系代词的确定 关系代词关系代词+which 关系代词关系代词+whomeg.Do you know the girl to whom our teacher is talking?the school in which my friend once studied is very famous
3、.当先行词是物时当先行词是物时当先行词是人时当先行词是人时3.介词的选取四原则：介词的选取四原则：“一先、二动、三形容、四意义一先、二动、三形容、四意义”（1）根据定语从句中）根据定语从句中先行词先行词（往往为表（往往为表时间、时间、地点、原因、方式地点、原因、方式等的词）等的词）与介词所形成的习惯与介词所形成的习惯搭配搭配；eg.Do you still remember the day on which we met we met for the first time?There is a shop in which we can get some free food.Do you sti
4、ll rembemer the days during which we worked together?(on the day)(in the shop)(during the days)（2）根据定语从句中）根据定语从句中谓语动词与介词形成的固谓语动词与介词形成的固定搭配定搭配；eg.Is this the car for which you paid a high price?This is the ipad on which I spent 3,000yuan.In the dark street,there wast a single person to whom she could
5、 turn for help.(pay for为。付款为。付款)(spend money on sth.在。上花费金钱）在。上花费金钱）(turn to sb.for help向某人寻求帮助向某人寻求帮助)(3)根据与定语从句中的根据与定语从句中的形容词与介词所形成的形容词与介词所形成的固定搭配固定搭配；eg.The only one thing of which he was not sure is the girls true identity.He was generous with his time,for which I was grateful.be sure of 对。是确定对。
6、是确定/确信的确信的 be grateful for sth.对。心存感激对。心存感激(4)根据句子的意思来确定介词根据句子的意思来确定介词。eg.This is my car,without which I can not get there.This is the pilot with whom my brother has worked for ten years.They are a group of people for whom protecting wildlife is everything.注意：注意：不是所有与动词形成固定搭配的介词都可提至不是所有与动词形成固定搭配的介词都
7、可提至关系代词前面关系代词前面,常见的此类短语有：常见的此类短语有：look for,listen to,look after,take care of,look at,take part in,make use of,look forward to等；等；eg.这就是我正在寻找的手表。这就是我正在寻找的手表。This is the watch which/that I am looking for.This is the watch for which/that I am looking.2.（“介词介词+关系代词关系代词”前面或后面可有前面或后面可有some,any,none,both,a
8、ll,neither,most,each,few,three,several等代词或数词，此时介词常用等代词或数词，此时介词常用of.eg.He loves his parents deeply,both of whom are very kind to him.There are forty students in our class,most of whom are from Henan province.（3）way 做先行词，后接定语从句时，若从句做先行词，后接定语从句时，若从句引导词引导词在定从中在定从中做状语做状语，则引导词用，则引导词用in which/that/不填不填；当；当
9、引导词引导词在从句中在从句中做宾语、做宾语、主语主语等时，引导词用等时，引导词用which/that.eg.the way he treats his children is very good.the way you told me yesterday dosnt work.that/in which/不填不填which/that summary:基本构成基本构成“介词介词+关系代词关系代词”介词选择四原则介词选择四原则 引导的定从引导的定从 注意事项：注意事项：介词介词+which/whom一先、二动、三形容、四意义一先、二动、三形容、四意义限制性定语限制性定语从句从句非限制性定语非限制性定语从句从句此课件下载可自行编辑修改，仅供参考！此课件下载可自行编辑修改，仅供参考！感谢您的支持，我们努力做得更好！谢谢感谢您的支持，我们努力做得更好！谢谢