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雅思寫作語法詳解 限定性定語從句

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在雅思寫作中,一般的簡單句會用一個形容詞做定語來修飾一個名詞,但當定語成分太過複雜而不能只用單個形容詞擔當時,就要藉助於一個句子來做定語修飾名詞。

雅思寫作語法詳解 限定性定語從句

像這樣由句子擔當定語,對被修飾的先行詞進行有限定製約,使該詞的含義更具體,更明確,我們稱之爲限定性定語從句,下面我們結合例句進行對比學習:

a)I don’t like lazy people(形容詞做定語放在名詞前面).

b)I don’t like the people who never keep their words. 我不喜歡從不遵守諾言的人.

在限定性定語從句中,有兩個比較重要的概念。以b句爲例,獨立主句是:I don’t like the people;定語從句爲“who never keep their words”,相當於一個形容詞,做定語修飾名詞“the people”, 且從句和主句是由who來連接的。在定語從句中,“the people”被稱爲先行詞,指被定語從句所修飾或限制的對象。“who”被稱爲關係詞即重複指代先行詞,並在定語從句中充當一定成分的連詞。

從上面的解析不難看出,關係詞在限定性定語從句中很重要,是連接主句和從句的關鍵。關係詞可以分爲關係代詞和關係副詞,下面我們一起來進行具體的學習。

I.關係代詞主要有:who, whom, whose, which, that.

A. 當先行詞爲人時,可用關係代詞who,whom,whose 和that.

a. 若關係代詞在從句中做主語時,選用 who 或that.

eg:The woman is a responsible teacher who /that is loved by her students.

= The woman is a responsible teacher and she is loved by her students.

b. 若關係代詞在從句中做賓語時,選用 whom(首選),who 或that.

eg: The girl whom we are talking about is a good friend of us.

       c. 若關係代詞在從句中做定語,表示人的所有關係時,選用 whose 或of whom.

Eg:I know a friend whose sister is a famous dancer.

= I know a friend. His sister is a famous dancer. (whose 代替了his,指人 friend)

B.當先行詞爲物時,可用關係代詞which, that 或whose.

a. 若關係代詞在從句中做主語或賓語時,選用 which 或that.

Eg:These are the trees which / that are destroyed in the fire(做主語).

b. 若關係代詞在從句中做定語,表示物的所有關係時,選用 whose 或of which.

Eg:The children saw an elephant whose legs were hurt badly.

綜上所述,當先行詞爲人和物時,若在從句中做主語或是賓語,這時可用選用關係代詞that,做定語時用whose.

II. 關係副詞主要有:where,when 和why.

A. 當先行詞爲表示地點的名詞時,定語從句由副詞where引導.

In the sixth century BC, ancient Greece was a country where there were a lot of new ideas.

B. 當先行詞爲表示時間的名詞時,定語從句由副詞when引導.

Plato lived at a time when philosophy was very fashionable.

C. 當先行詞爲表示原因的名詞時,定語從句由副詞why引導.

Can you tell me the reason why you lied to me?

需要注意的是,限制性定語從句不能被省略,否則句意就不完整,例如I met someone who said he knows you.

通過上面的講解,同學們在雅思寫作過程中對限定性定語從句是否又多了一份瞭解呢?希望可以有助於您更好的解析英文中的定語從句,從而更好的提高雅思作文中的長難句學習。