非限制定语从句 完整版课件PPT

1、1. My mother, who you met last year, keeps telling me not to take them because they are dangerous.2. Im taking weight-loss pills called Fat-Less, which are quite popular among young women here.Non-restrictive attributive clauses:3. My mother insisted on sending me to the hospital, where I received g

2、ood medical treatment.4. Its the same in Chinamany people, some of whom are not overweight at all, are always going on diet or taking weight-loss pills, which are often dangerous. 定语从句分为限制性定语从句(restrictive )和非限制性定语从句(non-restrictive)两种。限制性定语从句紧跟先行词,与先行词之间一般不加逗号；非限制性定语从句与主句之间通常用逗号分开。1. 限制性定语从句可以由关系代词

3、,关系副词来引导，关系代词作宾语时可以省略。2. 非限制性定语从句既可修饰先行词,又可修饰整个主句,不可用that引导且关系代词不可以省略。1).The house, which we bought last month, is very nice. 这房子很漂亮,是我们上个月买的。2).He seems not to understand what I meant, which greatly upsets me. 他似乎没领会我的意思, 这使我心烦。1. The famous basketball star, _ comes from America, will visit our sch

4、ool soon.2. In those days, she used to go to Mr black,with _ she had a wonderful time.3. I bought a car yesterday, _ cost me a lot.whichwhomwho Practice4. Xian, _ I visited last year, is a nice old city.5. He will come to see me next July, _ he wont be so busy.6. The school, _ I once studied, was bu

5、ilt thirty years ago.whichwherewhen7. John said hed been working in the office for an hour, _ was true.8. _ we all know, he is good at English.Aswhich非限制性定语从句考点归纳：as 和which引导非限制性定语从句, 代替整个主句。1. As everyone knows,China is a country with a long history. 众所周知，中国是一个历史悠久的国家。Example:2.He missed the show,

6、which was really a great pity. 他错过了演出，这真是很大的遗憾。as 和which在引导非限制性定语从句时, as和which可代替整个主句，相当于and this或and that。这两个关系代词都可指代主句所表达的整个意思,且在定语从句中都可以作主语和宾语2. as和which引导非限制性定语从句的不 同之处在于：as 引导的定语从句可置于句首,而which 引导的定语从句不可放在句首。(2)当定语从句是否定句或者表示否定含义时，用which引导。 E.g:He came here very late, which was not expected.(3)当a

7、s在定语从句中做主语时，后面接动词的被动语态，如be known,be said, be reported, be announced，be expected等。 As is known,China is a country with a long history. PracticeAlice received an invitation from her boss, _ came as a surprise.2. _ is expected, the England team won the football match.Aswhich3. It rained hard yesterday,

8、 _ prevented me from going to the park.4. _ we can see, the smoke came from the little dustbin.whichAsII. all / some/ of + whom / which引导非限制性定语从句Example:He has told us many stories, all of which are about the famous Long March.2. The students of Class 1, some of whom came from Japan, went camping ye

9、sterday.Conclusion 在非限制性定语从句中,一些表达数量或定位的数词或代词如 all/ some/ one/ both/ neither/ none/ any/ either/ any 等可与 of 加which(先行词是物)或whom(先行词是人)修饰先行词.1. Many students in this school, some of which are not overweight, are going on diets.2. There are 54 students in my class and ten of whom come from US.whomCorre

10、ction:them3. Half a million pairs of shoes are produced by the workers here every year, 80% of whom are sold abroad. 4. I have many friends in this town, some of which are businessman. 5. I am doing different types of exercises, all of them are quite helpful to my health.whichwhich 或 all 前加andwhom高考

11、链接 Whenever I met her, _ wasfairly often, she greet me with a sweetsmile. (2009 山东)A. who B. which C. when D. that解析：分析句子可知空格处在句中作主语，由句意可知其指代前面句子的内容，故选B。that不能引导非限制性定语从句。2. Ill give you my friends home address, _ I can reached most evenings. (2008 北京)which B. when C. whom D. where解析：由于先行词是home addre

12、ss，表示地点，故定语从句中的关系词为where，在定语从句中作状语。 The growing speed of a plant is influenced by a number of factors, _ are beyond our control. (2008 湖南 )most of them B. most of whichC. most of what D. most of that解析：句意：植物生长速度受诸多因素影响，绝大多数是我们控制不了的。Which引导非限制性定语从句，且作介词of的宾语。4. The man pulled out a gold watch, _ were

13、 made of small diamonds. (2008 陕西)the hands of whom B. whom the hands ofC. which the hands of D. the hands of which5. The Science Museum, _ we visited during a recent trip to Britain, is one of Londons tourist attractions. which B. what C. that D. where解析：which引导非限制性定语从句，指代先行词The Science Museum，同时又在

14、从句中作visited的宾语。Helen was much kinder to her youngest son than to the others, _, of course, made the others envy him. A. who B. that C. what D. whichPractice time2. The English play, _ my students acted at the New Years party ,was a great success. A. for which B. at which C. in which D. on which3. Th

15、ere were dirty marks on her trousers _ she had wiped her hands. A. where B. which C. when D. that4. Great changes have taken place in that school. It is no longer what it was 20 years ago, _ it was so poorly equipped. A. when B. which C. what D. that5. The British are not so familiar with different

16、cultures and other ways of doing things, _ is often the case in other countries. A. it B. that C. as D .so6. Recently I bought an ancient Chinese vase, _ was very reasonable. A. which price B. the price of which C. its price D. the price of whose7. Mr. Smith will move into his new house next Sunday, _ it will be completely finished. A. by the time B. on that time C. on which D. by which time8. Have you seen the film “Titanic”, _ leading actor is world-famous? A .its B .its C. whose D. which9.