定語：修飾名詞或類似于名詞的詞。一般翻譯為“……..的”，表示事物性質或狀態，分為前置或后置。在雅思寫作中常做定語的有形容詞、名詞、V-ing 、To do、從句五種。

 
1形容詞：Taking part-time jobs exerts profound impacts on one’s future career development.

2名詞： Generation gap is now a problem we have to face.

名詞做定語（名詞修飾名詞重要原則：第一個名詞一般用單數 以下為雅思寫作常用名詞修飾名詞詞組）

1 Information   technology

2 Information     center

3Credit         card

4Generation     gap

5Beauty        contest

6Communication   skills

7Information    age

8Knowledge     economy

9Peace       talks

10Service        industry

11Water      scarcity

12Survival     skills

13Press          conference

14Safety       standard

15Life         insurance

16Weather     forecast

17Reception   desk

18Coffee       break

19Body       guard

20 Heart      attack

21 Department store

22 Stock  market

23 Office building

24 Science fiction

3 V-ing: Clearly, we are now living in an updating society and the world is now witnessing some breath-taking changes.

4To do: Studying abroad provides students with a good opportunity to experience a totally different culture.

5定語從句：That is a good book which is opened with expectation and closed with profit.

（來源：環球雅思）