1、 人人教版教版(2019)高中英语选择性必修第一高中英语选择性必修第一册册 语语法法: 非限制性定语从句非限制性定语从句 Unit 1 People of Achievement 限限制性和非限制性定语从句制性和非限制性定语从句： 限制性定语从句限制性定语从句: 从句与主句关系密切从句与主句关系密切, 无从句无从句, 句意不完整。句意不完整。 非限制性定语从句非限制性定语从句: 从句与主句关系不是从句与主句关系不是 很密切很密切, 去掉从句去掉从句, 句句 子意义仍然完整。子意义仍然完整。 非限制性定语从非限制性定语从句前常有一逗号。句前常有一逗号。 非限制性定语从句的连接词不能是非限制性定语
2、从句的连接词不能是that。 非非限制性定语从句的连接词通常不能省去限制性定语从句的连接词通常不能省去。 非限制性定语从句非限制性定语从句 的连接词的选择的连接词的选择 先行词先行词 (人人)， who/whom (宾语宾语) 先行词先行词 (人人)， who (主语主语) 先行词先行词(物物/句子句子), which (主主语语/宾宾语语) 先行词先行词(时间时间)， when (状语状语) 先行词先行词(地方地方)， where (状语状语) 先行词先行词(物物/人人)， whose (定语定语) 先行先行词词,介介词词 + whom(人人)/ which (物物) 介介词词 + whom
3、(人人)/ which (物物)结构结构 常用的介词有常用的介词有: of (.的的), in, on, at, about, with, without, for, to, after, above等。等。 限限制性和非限制性定语从制性和非限制性定语从句区句区别的例子别的例子: 1)People who/that often take physical exercise live longer. 经常进经常进行体育锻炼的人活得长些。行体育锻炼的人活得长些。 (若把从句去若把从句去掉掉, 句句子就失去意义子就失去意义) 2)His son, who is in France now, is c
4、oming home next month. 他现在在法国他现在在法国的儿的儿子子下个月回下个月回来。来。 (若把从句若把从句去掉去掉, 句子意句子意义仍然完整义仍然完整) 3)This is the dictionary that you want. 【句句中中的的 that you want为限制性定语从为限制性定语从句句, 如如果去果去掉掉, 句子意句子意思就不清思就不清楚楚】 4)Yesterday my aunt bought me a dictionary, which was very useful. 5)I have a sister who is a doctor. 我我有一
5、有一个当医个当医生的姐姐生的姐姐。 (不只一个姐姐不只一个姐姐) 6)I have a sister, who is a doctor. 我有一个姐姐我有一个姐姐, 她是当医生的。她是当医生的。 (只有一个姐姐只有一个姐姐) 非非限制性定语从限制性定语从句句 练练习习 1)The book tells us about Alexander Fleming, discovered penicillin. 2)The Science Museum, we built last month, is one of Londons tourist attractions. 3)China has a l
6、ot of islands, the largest of is Taiwan. who which which 4)The building was designed by I. M. Fei, was born in Guangzhou, China. 5)He made another wonderful discovery, is of great importance to science. 6)The house, wall was destroyed in the earthquake, has been repaired. 7)Later, the medicine was t
7、ested on malaria patients, most of recovered. 8)Afterwards, Einstein had to flee Germany, Hitler was in power. who which whose whom where 9)We will put off the picnic in the park until next week, the weather may be better. 10)There is nothing we can do to help Linda, circumstances are beyond our con
8、trol. 11)Tu Youyou was awarded the Nobel Prize, is considered one of the highest international honours . 12)I was asked to explain the project with the help of a flow chart, was a big challenge for me. when whose which which 13)The factory makes 100 ships every year, 80% of are sold abroad. 14)We we
9、re very impressed by the old man, was not willing to acknowledge defeat. 15)We have sent up another man-made satellite, is announced in todays newspaper. 16)Last week, two people came to look at the house, both of wanted to buy it. 17)She went to Hainan, malaria was more common, to study malaria patients . which who which whom where Thanks for watching!
