歷年考研真題中,閱讀、翻譯、新題型中都包含定語從句的考查,而且是考查的重點。對于英語基礎薄弱,或者是放開英語多年的考生來說,如何攻克考研英語中的定語從句,是一個很棘手的問題。面對多數同學的困惑,文都考研小編將在本節著重講解定語從句的一些知識,廣大考生可以此為參考,一方面給自己增加信心,一方面讓自己的英語知識更加扎實。
一、定語從句的定義:
用來修飾前面的名詞或者代詞的具有完整的主謂結構的句子就叫定語從句。定語從句有兩個必備的基本元素。一個是先行詞;一個是關系詞。被定語從句所修飾的詞稱為先行詞,定語從句必須置于先行詞之后。
1. 先行詞
(1)名詞或代詞做先行詞。
例:He laughs best who laughs last.
(2)短語做先行詞。
例:Many of life’s problems which were solved by asking family members, friends or colleagues are beyond the capability of the extended family to resolve.
(3)句子做先行詞。
例:The Greeks assumed that the structure of language had some connection with the process of thought, which took root in Europe long before people realized how diverse languages could be.
I am a student, which you all know.
2. 關系詞/引導詞(關系代詞、關系副詞)
(1)定語從句里面關系代詞的用法。
1) 常用的關系代詞:which, that, who(m), whose, what, as, than。Whom現在用的很少。前面有介詞時只能用which,不能用that。 定語從句的先行詞為all, everything, something, nothing, anything或用作名詞的little, much或先行詞前有only, any, no時,先行詞為序數詞或形容詞比較高級所修飾時,先行詞是兩個不同性質的詞,一個指人,一個指物時,先行詞表示確切時間(time,day)、距離(distance)、方向(direction)、倍數(times)、方式(way)時,關系代詞用that。
2) 關系代詞what, as, than在考試中的特殊情況。
A. What
a. what是子母同體。既是先行詞也是關系詞。所以,What前面不應該再出現先行詞。 如果前面已經有一個先行詞,就不能用what來引導。
例:You can have everything what you like. what=all that, 所以這兒不能用what.
b. what單獨使用,后面不加名詞。
例:She is not what she used to be.
c. what 后面加名詞
例:What money I have has been given to you.
B. as
as引導定語從句。既可引導限制性定語從句,也可引導非限制性定語從句。引導限制性定語從句一般是固定用法。如as…as, such…as, the same...as考試中經常考到。
例:Such a student as works hard were be sure to succeed.
as引導非限制性定語從句。as引導的定語從句修飾整個句子時,一定要和主句用逗號隔開,即非限制性定語從句,先行詞就是它所修飾的整個句子,該從句可放在主句前、主句后或插入主句中,as在句中作主語或賓語。
例:As is so often pointed out knowledge is a two edge weapon which can be used equally for good or evil.
I was a boy which you know. which可以用as替換。
C. than 作為關系代詞可以引導定語從句
例:More families consist of one parent households or two working parents; consequently, children are likely to have less supervision at home ____ was common in the traditional family structure .
A. than B. that C. which D. as
特點:
1) than作為關系代詞引導詞在從句中一般必須做主語或者作賓語。
2) than 前面的主句必須要有比較級
3) 比較級所修飾的名詞就是than指代的對象
(2)定語從句里面關系副詞的用法。
1)常用的關系副詞:when, where, why
2) When引導定語從句的用法。
A. 先行詞必須是表示時間的名詞。
Or so the thinking has gone since the early 1980s, when juries began holding more companies liable for their customers’ misfortunes.
B. 如何區分when引導的定語從句和狀語從句。用句子表示狀語就是狀語從句。例如:When I go to school, I will work hard.
從兩方面區分:
When 引導的定語從句前一定有表示時間的名詞;When 引導的狀語語從句前沒有有表示時間的名詞。
從翻譯的角度看如果是引導的定語從句可以不翻譯。如果是狀語從句就必須翻譯成當……時候。
When=on which
Where
where=in which
where引導的從句先行詞必須是表示地點的名詞。例如:
I was born in Beijing where the Olympic games will be held.
先行詞表示地點,不一定用where來引導。例如:
I have never been to Beijing, but it’s the place __.
A. where I’d like to visit
B. in which I’d like to visit
C. I most want to visit
D. that I want to visit it most
3.區分關系代詞引出的定語從句和關系副詞引出的定語從句
考試中涉及定語從句的考點經常是選關系詞,而區分關系代詞和關系副詞是做題依據,關系代詞中除whose在句中作定語外,其他各詞均在句中作主語或賓語,即除去關系代詞后,其后不是一個完整的句子;而關系副詞在句中作狀語,即除去關系副詞后,其后是一個完整句子。
例1:I’ve kept up a friendship with a girl whom I was at school with twenty years ago.(畫線部分不是一個完整的句子)(1998年第8題)
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