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1、. .关系副词和“介词+关系代词”引导的定语从句适用学科英语适用年级高三适用区域全国课时时长（分钟）60分钟知识点关系副词的基本用法；“介词+关系代词”引导的定语从句教学目标能够正确分析从句结构；掌握关系副词的基本用法教学重点掌握when, where, why的用法，能够正确判断从句所缺成分教学难点Where表示地点的模糊化；“介词+关系代词”引导的定语从句教学过程一、 课堂导入给出定语从句，分析主句和从句：Beijing is the place where (in which) I was born.是我的出生地。 Is this the reason why (for which) h
2、e refused our offer?这就是他拒绝我们帮助他的理由吗？二、复习预习把两个单句改成定语从句：The days are gone.During those days we used “foreign oil”The days when we used “foreign oil” are gone.I still remember the day.On that day the old scientist took us to the physics lab for the first time. I still remember the daywhen the old scien
3、tist took us to the physics lab for the first time.三、知识讲解知识点1：关系副词的作用。关系副词在从句中的成分所指代的先行词省略when状语表时间的名词不可省略where状语表地点的名词why状语reason知识点2：when的用法：when表示时间，在定语从句中作时间状语，其先行词一般为表示时间的名词。October 1st,1949 was the day when the Peoples Republic of China was founded.1949年10月1日是中华人民国成立的日子。知识点3：where的用法：1.考查点wher
4、e表示地点，在定语从句中作地点状语，其先行词一般为表示地点的名词。Is there a shop around where we can get fruit?附近有没有我们能买到水果的地方？2.考查点where表示地点的模糊化高考试题中对于where的考查趋于复杂。在定语从句中对先行词的考查从明显的地点转化为地点模糊化,这无疑增加了考生的解题难度,所以有必要对where考点进行辨析。We are in a situation where everybody feels disappointedI have reached a point in my life _ I am supposed t
5、o make decisions of my own. A. which B. where C. how D. why此题选B。本题考查定语从句，where在定语从句中作状语，表示模糊地点，修饰先行词a point。整个句子可分解为：I have reached a point in my life；At the point I am supposed to make decisions of my own.知识点4：why的用法：why表示原因，在定语从句中作原因状语，其先行词一般为reason。The reason why she told a lie is unknown.她为什么撒谎还
6、不清楚。知识点5：.“介词关系代词”的用法1.考查点用法关系代词whom，which在定语从句中作介词的宾语时，可以跟介词一起放在主句和从句之间；为了使关系代词紧跟它所修饰的先行词，也可以把介词放在从句中有关动词的后面。This is the room in which we lived last year.This is the room which we lived in last year.2.考查点注意事项定语从句中“介词关系代词”结构中的关系代词是which(指物)，whom(指人)。掌握这个结构的关键在于对介词的正确选择，要注意以下几个问题：(1)介词与定语从句中的动词是一种习惯性
7、搭配。This is the room in which we lived last year.This is the room which we lived in last year.这就是我们去年住过的房间。(2) 介词与定语从句中的形容词一起构成一种习惯性搭配。The two things about which Marx was not sure were the grammar and some of the idioms of English.The two things which Marx was not sure about were the grammar and some
8、 of the idioms of English.马克思在语法和英语的某些习惯用语这两方面还是没有把握。(3)介词和定语从句的先行词是一种习惯性搭配。The pen with which he was writing broke.The pen which he was writing with broke.他写字用的那支钢笔坏了。(4)表示“整体中的部分”或“所有关系”时，用介词of。He has three uncles，all of whom are doctors.他有三个叔叔，他们全都是大夫。（5)“介词关系代词”结构中的关系代词不能用that，但当把介词放在从句有关动词后面时，关
9、系代词可用that，也可省略。The room(that/which) she lives in is a large one.她住的是一个大房间。(6)含有介词的短语动词一般不拆开，介词仍放在动词的后面，因此不能使用“介词关系代词”结构。Is this the watch which he was looking for？(不能说：Is this the watch for which he was looking？)这是他正在找的那块手表吗？3.考查点关系副词与“介词关系代词”的转化whenat/in/duringwhich；wherein/atwhich；whyfor which Thi
10、s was a time when(during which)there were still slaves in the USA.那是一个美国还存在奴隶的时代。 Is this the house where(in which) he was born?这就是他出生时的那所房子吗？ I dont know the reason why(forwhich)he said that.我不明白他说那事的原因。四、例题精析例题1Students should involve themselves in community activities _ they can gain experience f
11、or growth.Awho Bwhen Cwhich Dwhere答案D解析本题考查定语从句中关系副词的使用。句意：学生应该使他们自己参与到团体活动中来，在这些活动中他们可以获得成长经验。例题2 I am looking forward to the day _ my daughter can read this book and know my feelings for her. A. as B. why C. when D. where答案C解析本题考查定语从句中关系副词的使用。句意：我一直期待着我的女儿能读懂这本书，能明白我对她的感情的那一天。例题3 The book has help
12、ed me greatly in my daily communication, especially at work _ a good impression is a must.Awhich Bwhen Cas Dwhere答案 D解析本题考查定语从句中关系副词的使用。句意：这本书在我的日常交流方面给予了我很大帮助，尤其是在必须给别人留下一个好印象的工作中。五、课堂运用基础1I didnt become a serious climber until the fifth grade，_ I went up to rescue a kite that was stuck in the bran
13、ches of a tree.Awhen Bwhere Cwhich Dwhy答案A解析本题考查定语从句中关系副词的使用。句意：我直到五年级才成为一个真正的攀登者，那一年我爬上了树枝去够一只被卡的风筝。2Care of the soul is a gradual process _ even the small details of life should be considered.Awhat B. in what Cwhich Din which答案D解析本题考查定语从句中介词+关系代词的使用。句意：灵魂的洗礼是一个渐进的过程，在这个过程中，生活的每一个细节都要考虑到。3In our cl
14、ass there are 46 students, _half wear glasses.Ain whom Bin them Cof whom Dof them答案C解析本题考查定语从句中介词+关系代词的使用，表所属，应用of。巩固4Sales director is a position _ communication ability is just as important as sales skills. A. which B. that C. when D. where答案D解析本题考查定语从句的关系词辨析。5. We live in an age _ more information is available with greater ease than ever before.Awhy BwhenCto whom Don which答案B解析本题考查定语从句的关系词辨析。6. She showed the visitors
