推荐回答(4个)
限定性定语从句和非限定从句区别如下:
一、在句中作用不同
限制性定语从句对被修饰的先行词有限定制约作用,使该词的含义更具体,更明确。限制性定语从句不能被省略,否则句意就不完整。
非限制性定语从句与先行词关系不十分密切,只是对其作一些附加说明,不起限定制约作用。如果将非限制性定语从句省去,主句的意义仍然完整。
二、外在表现形式不同
限制性定语从句因与先行词关系密切,所以不可以用逗号将其与主句隔开;而非限制性定语从句与先行词关系不十分密切,所以可用逗号将其与主句隔开。
英语语法:限定性定语从句,和非限定定语从句的区别,太简单了
区别:
一、在句中作用不同
限制性定语从句对被修饰的先行词有限定制约作用,使该词的含义更具体,更明确。限制性定语从句不能被省略,否则句意就不完整。
非限制性定语从句与先行词关系不十分密切,只是对其作一些附加说明,不起限定制约作用。如果将非限制性定语从句省去,主句的意义仍然完整。
二、外在表现形式不同
限制性定语从句因与先行词关系密切,所以不可以用逗号将其与主句隔开;而非限制性定语从句与先行词关系不十分密切,所以可用逗号将其与主句隔开。
例 1. Do you remember the girl who taught us English?
你还记得教我们英语的那个女孩吗?
例 2. Clock is a kind of instrument which can tell people time.
钟是一种能够告诉人们时间的仪器。
例 3. This is the place where he used to live.
这就是他过去居住的地方。
例 4. Mr. Zhang, who came to see me yesterday, is an old friend of mine.
张先生昨天来看我,他是我的一位朋友。
例 5. We walked down the village street, where they were having market day.
我们沿着村里的大街向前走去,村民们正在那里赶集。
析:在前三个例句中,定语从句与先行词关系密切,为限制性定语从句,不可用逗号将其与主句隔开。在后两个例句中,定语从句与先行词关系不密切,为非限制性定语从句,可用逗号将其与主句隔开。
三、先行词内容有所不同
大多数限制性和非限制性定语从句的先行词往往为某一个词或短语,而特殊情况下非限制性定语从句的先行词也可为整个主句,此时非限制性定语从句常由 which 引导。
例 1. A middle-aged woman killed her husband, which frightened me very much.
一个中年女子杀害了自己的丈夫,这令我十分恐惧。
析:由语境可知,令“我”恐惧的内容应为“中年女子杀害了自己的丈夫”这整个一件事,因此先行词为整个主句,此时应由 which 引导定语从句。
例 2. A five-year-old boy can speak two foreign languages, which surprises all the people present.
一个五岁男孩会讲两门外语,这令所有在场的人感到非常惊讶。
析:由语境可知,令所有在场的人感到惊讶的内容是“一个五岁男孩会讲两门外语”这整个一件事,因此先行词为整个主句,此时应由 which 引导非限制性定语从句。
四、关系词的使用情况有所不同
(一) that 不可用于引导非限制性定语从句
所有关系代词和关系副词均可引导限制性定语从句,大多数关系代词和关系副词可引导非限制性定语从句,但 that 不可。
例 1. 他送给他母亲一台彩电作为生日礼物,这使她非常高兴。
误: He gave his mother a color TV set for her birthday, that pleased her a lot.
正: He gave his mother a color TV set for her birthday, which pleased her a lot.
例 2. 他没通过这次考试,令我很失望。
误: He didn't pass the exam, that disappointed me.
正: He didn't pass the exam, which disappointed me.
值得注意的是,不少同学误认为只有 which 才能引导非限制性定语从句,这个观点是不正确的。使用非限制性定语从句时,如果先行词指人,则用 who , which 或 whose 引导非限制性定语从句;先行词指物可用 which 引导非限制性定语从句;先行词表时间或地点且在从句中作时间状语或地点状语时,可用 when , where 引导非限制性定语从句。
例 1. We'll graduate in July, when we will be free.
我们将于七月份毕业,到那时我们就自由了。
例 2. Last Sunday they reached Nanjing, where a conference was to be held.
他们上周日到达南京,有个会议要在那里举行。
(二)关系代词替代情况不同
关系代词 whom 在限制性定语从句中作宾语时可用 who 代替 whom ,但 whom 在非限制性定语从句中作宾语时不可用 who 来代替。
例 1. This is the girl whom I met in the street.
这是我在街上遇到的那个女孩。
析:先行词 the girl 在限制性定语从句中作宾语,可用 who 代替 whom .
例 2. A young man had a new girl friend, whom he wanted to impress.
一个年轻的小伙子新交了一个女朋友,他想给她留下深刻的印象。
析:先行词 a new girl friend 在非限制性定语从句中作宾语,不可用 who 代替 whom .
在限制性定语从句中,先行词指人时可用 that 代替 who/ whom ,但在非限制性定语从句中先行词指人时,不可用 that 代替 who/whom .
例:她有一个姐姐,她是教师。
误: She has a sister, that is a teacher.
正: She has a sister, who is teacher.
(三)关系代词省略情况不同
关系代词在限制性定语从句中作宾语时可以省去,非限制性定语从句的所有关系词均不可省。
例 1. This is the book (which/that) he lost yesterday.
这就是他昨天丢的那本书。
析:先行词 the book 在限制性定语从句中作宾语,关系代词 which 或 that 可以省略。
例 2. The book, which he lost yesterday, has been found.
他昨天丢了这本书,但现在已找到了。
限定性定语从句,顾名思义,是对先行词从本质或特征上进行限制的一种定语从句,它所修饰的词代表一个(些)或一类特定的人或事、物.例如:
A man who doesn't learn from others can't achieve much.一个不向别人学习的人是不能有多少成就的.
A man被限定后,指一类特定的人.这类定语从句是不能去掉的,否则剩下的部分就失去意义不能成立,或者含义不清,甚至让人感到莫名其妙.非限定性定语从句则不然,它只对所修饰的词作进一步的说明,去掉之后并不影响句子的整个含义.在形式上,非限定性定语从句与主句之间通常用逗号隔开.例如:
Finally we visited to the Giant Yangtze Gorges Dam,which is the greatest key water control project in the world at present.最后我们参观了长江三峡大坝,它是目前世界上最大的水利枢纽工程.
本句若去掉从句,主句部分的含义仍然完整.历年的高考中,非限定性定语从句都是出现频率最高的考点之一.因此值得我们注意.
二、引导非限定性定语从句时,只能用which(不用that).例如:
Heat is another form of energy,which is as important as other kinds of energy.热是另一种形式的能量,与其他形式的能量一样重要.
从句表补充说明,而且关系代词which不能换成that.
三、引导非限定性定语从句的which可以指代前面的先行词,也可以指前面整个句子的含义.例如:
That Peter will marry Alice,which has not been announced yet,has spread around.彼特要娶爱丽斯这件事还没宣布,却已传得沸沸扬扬.
句子中的which指"彼特要娶爱丽斯"这整个句子的意思.
四、除which外,还可用when,where,who等关系代、副词引导非限定性定语从句.例如:
After graduation,I decided to stay in Chongqing,where I spent my childhood and four years of college life.毕业后,我决定留在重庆,在那里我曾度过了我的童年和四年大学生活.
Albert Einstein left Germany for the United States during World War II,when Jews were badly treated in Germany.第二次世界大战期间,爱因斯坦离开德国去了美国,那时犹太人在德国受到不好的对待.
五、在限定性定语从句中作宾语时,引导词可以省略,但引导非限定性定语从句的关联词不能省.试比较:
He was eager to go to the hospital to see his stepmother,whom he loved and respected as his own mother.他急于想去医院看望他的继母,他把他的继母当作亲生母亲一样热爱和尊敬.
The American journalist (whom / who) the announcer mentioned in the news broadcast is said to have been killed by the gangsters.播音员在新闻广播中提到的那位美国记者据说已经被匪徒杀害了.
两例中的关系代词都在从句中作宾语.由于第二例是限定性定语从句,可以省略关系代词;第一例中的引导词不能省略,因为它引导的是非限定性定语从句.
六、表示"正如"的含义时,通常用as引导非限定性定语从句,也可用which引导;但置于句首时,只能用as引导.
例如:
China has basically succeeded in defeating SARS,which / as we have expected.正如我们所预料的那样,中国已基本上战胜了"非典".
As is well known to everybody,Taiwan is an inseparable part of China.众所周知,台湾是中国不可分割的一部分.
但是当非限定性定语从句是否定含义时,就只能用which(而不用as)引导.例如:
He didn't win the championship,which I hadn't expected.他没获得冠军,这一点是我没预料到的.
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