的动作与其所修饰的名词构成动宾关系。单个的过去分词作定语时，常常置于其所修饰的名词前；而过去分词短语作定语时，常常置于其所修饰的名词后。

　　过去分词及过去分词短语作定语一般可转换为一个定语从句。

　　We must adapt our thinking to the changed conditions.

　　(＝We must adapt our thinking to the conditions that changed.)

　　我们必须调整思路来适应改变了的情况。

　　The concert given by their friends was a success.

　　(＝The concert which/that was given by their friends was a success.)

　　他们的朋友举办的音乐会很成功。

　　2．过去分词作定语时，需注意：

　　(1)过去分词修饰something, everything, anything, nothing, somebody, nobody等不定代词以及指示代词those时，要放在这些词的后面。

　　He is one of those invited.

　　他是那些被邀请的人之一。

　　(2)单个的过去分词有时置于名词后作定语，表示强调。

　　The experience gained is very useful.

　　获取的经验很有用。

　　(3)有些过去分词作前置定语与后置定语时意义不同。

　　in the given time在既定的时间内

　　with the words given用所给的单词

　　a concerned look一个关切的神情

　　the people concerned有关人士

　　[名师点津]　及物动词的过去分词除表示"完成"的动作之外，还表示"被动"的意义。如：spoken English(英语口语); iced beer(冰冻啤酒); cooked food(熟食); fried chips(炸土豆条)。不及物动词的过去分词常表示"完成"的动作，而不表示"被动"意义。如：boiled water (开水); fallen leaves (落叶); the risen sun (升起的太阳)等。

　　[即时演练1]　用所给词的适当形式填空

　　①(2016·江苏高考改编)In art criticism, you must assume the artist has a secret message hidden (hide) within the work.

　　②(2016·浙江高考改编)To return to the problem of water pollution, I'd like you to look at a study conducted (conduct) in Australia in 2012.

　　③(2013·天津高考改编)In some languages, 100 words make up half of all words used (use) in daily conversations.

　　二、过去分词作表语

1. 过去分词作表语时，总是在连系动词，如be, appear, seem, look, remain, feel, get