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初高中语法知识衔接策略---定语从句2

2018-06-14 22:50阅读:
三、关系副词引导定语从句
【语境展示】 观察下面句子,分析关系副词以及“介词+ which / whom”引导定语从句时的用法。
1. I will never forget the day when / on which we first met.
2. We visited the house where / in which the famous scientist once lived.
3. The reason why / for which John changed his mind is not clear.
【自我归纳】
关系副词引导定语从句
先行词表时间,关系词在从句中作时间状语时,从句用关系副词___when___引导(句1);先行词表地点,关系词在从句中作地点状语时,从句用关系副词
where引导(句2);先行词表_原因____(只有reason一词),关系词在从句中作原因状语时,从句用关系副词why引导(句3)。关系副词when, where, why在意义上都相当于一个“介词+ which”结构(句1-句3)。
知识归纳梳理:
关系副词引导的定语从句
先行词是表示时间,地点,原因方面的名词
关系副词代替先行词在从句中作状语
常见的关系副词有where, when, why
1. When
.当先行词是时间名词,定语从句中不缺主宾或表语时,用关系副词when;
.when=适当介词+which
.当先行词是时间名词,定语从句中缺主 宾或表语时,用关系代词which或that;
I still remember the day when /on which I first came to this school.
The year in which /when the earthquake happened was 2013.
I still remember the day which/that I spent with you in the countryside.
2. where
.当先行词是地点名词,定语从句中不缺主宾或表语时,用关系副词where
. where=适当介词+which
.当先行词是地点名词,定语从句中缺主宾或表语时,用关系代词which或that
The house where I lived 10 years ago has been pulled down.
The house in which I lived 10 years ago has been pulled down.
The house which/that I lived in 10 years ago has been pulled down.
where的特殊用法
当先行词是等抽象名词situation, case, point, position, activity等,表示事物处于某一环境或某种状态,或指事物发展到某种地步或某种程度,还有地点或位置的意思),且定语从句中不缺主语或宾语,缺少地点状语时用关系副词where;若缺少主语或宾语,用关系代词that或which
…until today we have reached a stage where we have almost no rights at all.(必修一,unit5)
…we were put into a position where/in which we had either to accept we were less important or fight the government. (必修一,unit5)
3. why
.当先行词是the reason,定语从句中不缺主宾或表语时,用关系副词why
. why= for which
.当先行词是the reason,定语从句中缺主宾或表语时,用关系代词which或that
The reason why the SanLu milk company was closed down was that the food quality control was overlooked.
There are various reasons for which/why people write poetry.
This is the reason that/which he gave for his absence from the meeting.
四、介词+ which / whom引导定语从句
【语境展示】 观察下面句子,分析“介词+ which / whom”引导定语从句时的用法。
1. I finished reading the book in which the 13-year-old boy described his life.
2. The teacher from whom I learnt most was Mrs. Brown.
3.The thing about which Mr. Johnson was not too sure was the young man's honesty.
“介词+ which / whom”引导的定语从句中,which用于指代物(句1、句3、),whom用于指代人(句2)。“介词 + which / whom结构中介词的选择一般取决于习惯搭配或主从句的意义(句1in the book; 句2 learn from ; 句3 be sure about)。
知识归纳梳理:
当先行词是人介词+whom; 当先行词是物介词+which   
that前不能有介词。   
关系副词when ,where和why引导的定语从句可以和'介词+which/whom'结构互换。
介词的选用:
1)根据介词本身的含义与先行词之间的关系而定
2)定语从句中谓语动词,名词,形容词和介词的固定搭配而定
3)根据关系代词在定语从句中所作的语法成分而定。若在从句中作地点状语,则用at/in /on/ above/over/+which(= where);若在从句中作时间状语,则用after/at/in/on/by/during/ for/ since/+which (= when);若在从句中作方式状语,则常用in which (=that);若在从句中作原因状语。则常用
for +which(=why)
介词+which/whom引导的定语从句,关系代词在定语从句中做介词宾语
当介词放在关系代词前面时,只能用“介词+which/whom'且which/whom不能省略但当介词位于从句末尾时可用that/which/who/whom作介词的宾语,且可以省略。   
1)The school (that/which) he once studied in is very famous.
'that/which'可以省略   
= The school in which he once studied is very famous. 'which”不可省略   
(2)We’ll go to hear the famous singer (whom/that/who) we have often talked about.
= We’ll go to hear the famous singer about whom we have often talked.
“介词+关系代词”前可有some, any, none, both, all, neither, most, each, few等代词、数词或者名词短语,主句和从句之间就相当于and连接的两个简单句
1)He loved his parents deeply, both of whom are very kind to him.
==he lovedand both of them are very kind to him.
2)In the basket there are many apples, some of which have gone bad.
==many apples and some of them have gone bad.
(3The boat, the name of which is Topsail, is famous.
== The boat is famous and the name of it is Topsail.
(4I bought many books yesterday, three of which are written by Lu Xun.
==yesterday and three of them are written by LuXun.
注意:含有介词的动词短语一般不拆开使用,如:look for, look after, take care of等
T This is the watch which/that I am looking for. (T=正确)
F This is the watch for which I am looking. (F=错误)
巩固练习
I.将下面两个句子合成一个含有定语从句的复合句。
1. I remember one summer.
The whole family went to the lake then.
_________________________________________
2. There are a few students.
I can't remember their names.
_________________________________________
3. The bookstore is having a sale this week.
I bought my books from it.
_________________________________________
4. I have never heard of the singer.
My son talks about her.
_________________________________________
5. Emily and I shared a room.
We spent nights talking there.
_________________________________________
II.用适当的关系副词或“介词+ which / whom”填空。
1. We'd like to know the reason ________ she didn't accept the job.
2. This was at a time ________ there was no radio, TV or cinema.
3. The hotel ________ we stayed was both cheap and comfortable.
4. Carl is the man ________ you can depend.
5. This is the dictionary ________ I paid 5 dollars.
6. This is the hot topic _____ which the health experts have been talking.
7. This is the firefighter ______whom I have been working in Shanghai.
8. Is that the teacher ______ whom handed your graduation paper?
9. She is the very person ______ whom you can turn for help.
10. I earn only 2000 yuan a month, half _____ which is spent on my car.
III.单项选择
1.The police arrived , ______ the situation become calmer.
A. after which B. before which C.in which D. from which
The cloth ______ they made clothes is very beautiful.
A. from which B.by which C. of which D. into which
Xiamen is a beautiful city,____ I paid a two days’ visit during the
Spring Festival.
A.At which B. From which C.to which D. In which
4. There stands an old tree with a history of over 500 years, _____ many branches have broken off.
A. of that B. when C. of which D. which
5.____ Do you mean I lack enough sleep?
____ Yes, and that’s the reason ____you are tired and don’t have a good appetite.
A. where B. how C.in which D. for which
6. The speed _____light travels is said to be the maximum in the universe.
A.at which B. with which C. of which D.to which
7. The course normally attracts 20 students per year, _____up to half will be from overseas.
A.in which B. for whom C. with which D. of whom
IV.用适当的关系词补全下面短文。
Children are always happy on the day 1. ________ summer vacation begins. They think about the plans 2. ________ they have for the summer. Some children go to a day camp 3. ________ is near their home. At the end of the day, they can go home. Other kids choose to go to a camp in the country 4. ________ they are instructed by camp counselors. These counselors are often college students 5. ________ are trying to earn a little extra money during their summer vacation. Some kids go to specialized (专业的) camps. There they can improve a particular skill or learn a new hobby 6. ________ they are interested in. This is the reason 7. ________ specialized camps are popular with both parents and kids. There are some kids 8. ________ parents take them on a trip in a car. They often visit state and national parks.
V.单句改错
1.The English teacher, the daughter of who is in Canada, lives next to me.________
2.Among the competitors, there are three little girls, the smallest of them is Mary.________
3.I have bought two ball pens, neither of that writes well.________
4.We shouldn't spend our money testing so many people, and most of whom are healthy.________
5.The reason of which he refused the invitation is not clear.______
把语言点呈现在句子或篇章中,引导学生通过自己观察、分析,小组讨论、探究,归纳梳理关系词的用法;通过体会文章和欣赏谚语中定语从句的运用,加深了学生对语法知识的理解和巩固,牢记语法规则;然后通过形式多样的练习题的练习,巩固加深了理解和记忆。通过归纳法学习定语从句,鼓励学生开动脑筋,积极思考,勇于探索,激发了学习的积极性和参与性;避免了单一讲练的枯燥乏味。
归纳法即教师先向学生逐步渗透具体的语言现象,然后让学生观察、分析并找出规律,归纳和总结语法规则,这样语法课堂充满了活力,充分调动了学生学习的积极性和能动性,学生在轻松愉快的氛围中接受、理解和掌握语法知识;之后教师再通过反复的有意义性操练,培养学生对该语法规则的灵活运用能力。这样的语法归纳教学能使学生充分的理解和内化语法规则,并使他们逐步构建起清晰且完整的语法知识体系。
总之,教师无论采用那种语法教学策略,都应注意“精讲多练,以练为主,点到为止,注重运用”,让学生在练中有悟,在练中获得听说读写的能力。教师 在课堂上尽量给学生创造“做中学”的学习环境。只有这样,学生才会有参与课堂学习活动的热情,才能增强自信,感受进步,体验成功。这样的语法教学才具有活力和生机,才能使学生获得扎实的语言基础知识和语言运用能力。

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