25、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 。
Non-restrictive attributive clauses:1. Im taking weight-loss pills called Fat-Less, which are quite popular among young women here.2. Its the same in Chinamany people, some of whom are not overweight a 。

【定语|定语从句关系代词关系副词非限制性定语从句】26、t all, are always going on diet or taking weight-loss pills, which are often dangerous.Example 11. His father, who works in Beijing, came back yesterday.2. Shanghai, which is in East China, is developing rapidly.Conclusion 1当先行词是地名、人名、世界上独一无二的事物或家庭唯一成员时 ， 通常只用______定语从句修饰 。
This is the house (which/ tha 。

27、t )we bought last month. 这是我们上个月买的那幢房子 。
2. The house, which we bought last month, is very nice. 这房子很漂亮,是我们上个月买的 。
1. __________从句与先行词关系密切,是先行词不可缺少的部分,如果去掉它 ， 主句意思往往不明确 。
2. 非限制性定语从句是对先行词的补充或说明, 去掉它也_________ 影响主句的意思 。
注意：非限制性定语从句,不可that引导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 。
Example:1. As everyone knows, 。

28、China is a country with a long history. 众所周知 ， 中国是一个历史悠久的国家 。
2. She is a teacher, as is clear from her manner. 她是个教师, 这一点从她的举止可以清楚地看出 。
3. He missed the show, which was really a great pity. 他错过了演出 ， 这真是很大的遗憾 。
1. 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 。
2. as和which引导非限制性定语从句的不同之处在于：(1) as。

29、引导的定语从句可置于__________,而which引导的定语从句不可放在句首 。
as引导非限制性从句,常带有“正如”的意思 。
Alice received an invitation from her boss, _____ came as a surprise.2. The weather turned out to be very good, _____ was more than we could expect. 3. __ is expected, the England team won the football match.4. __ we can see, the smoke c 。

30、ame from the little dustbin.5.The air quality in the city, _____ is shown in the report, has improved over the past two months.A. that B. it C. as D. whatII. 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 Match.2. The students of Cl 。

31、ass 1, some of whom came from Japan, went camping yesterday.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 构成介词词组修饰限制先行词,此时先行词在其后的定语从句中作介词的宾语,关系代词不可用that 。
如先行词指人则用 ______， 如先行词指物则用_____引导从句 。
1. The famous basketball star, ___ comes from America, wil 。

32、l visit our school 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.4. 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。

33、studied, was built thirty years ago.7. John said hed been working in the office for an hour, _____ was true.8. __ we all know, he is good at English.改错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。

34、US.3. I have many friends in this town, some of which are businessman. 4. I am doing different types of exercises, all of them are quite helpful to my health.选择1.The growing speed of a plant is influenced by a number of factors, _____ are beyond our control. A.most of them B. most of whichC. most of 。

35、 what D. most of that2. The man pulled out a gold watch, ______ were made of small diamonds. A. the hands of whom B. whom the hands ofC. which the hands of D. the hands of which3. The Science Museum, ____we visited during a recent trip to Britain, is one of Londons tourist attractions.A. which B. wh 。

36、at C. that D. where4.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. which5.In our class there are 46 students, _____ half wear glasses.A. in whom B. in them C. of whom D. of them6.We live in an age ______ more inform 。

37、ation is available with greater ease than ever before.A. why B. when C. to whom D. on which 7. I wish to thank Professor Smith, without ____ help I would never have got this far.A. who B. whose C. whom D. which8.He made another wonderful discovery , ____ of great importance to science.A. which I thi 。

来源：(未知)

【学习资料】网址：/a/2020/1221/002599253.html

标题：定语|定语从句关系代词关系副词非限制性定语从句( 三 )