高考英语语法-动词的-ed形式作状语表示条件！各位学生注意了，英语语法对于英语学习相当重要。动词是英语语法的重点，伊顿教育老师为大家整理了动词的-ed形式作状语表示条件的用法，大家参考了解！

　　3. 表示条件

　　动词的-ed形式作状语表示条件，相当于一个条件状语从句。

　　Heated, water changes into steam. 加热，水就能变成蒸汽。(= If water is heated...)

　　Given more time, he would be able to do better. 假如多给一些时间，他会干得更出色。(= If he was given more time ...)

　　Compared with other professors, she was an excellent speaker. 与其他教授相比，她是一个的演说家。

　　4. 表示让步

　　动词的-ed形式作状语表示让步，相当于一个thoughalthough引导的让步状语从句。

　　Exhausted by the running, they went on running after the robber. 尽管已经跑得筋疲力尽，他们还是继续追赶着那个强盗。(= Although they were exhausted by the running ...)

　　Laughed at by many people, he continued his research. 尽管被许多人嘲笑，他还是继续他的研究。(= Even if he was laughed by many people ...)

　　Questioned many times a day, Andrew kept silent over the murder. 尽管整天被盘问了多次，安德鲁仍然对那件谋杀案保持沉默。

　　提示：

　　有时动词的-ed形式作状语和动词的-ing形式的被动式作状语，并没有多大的区别，可以互换。

　　Suddenly seized with a high fever, he was unable to attend school. 他因突然发热不能来上学。

　　= Being suddenly seized with a high fever, he was unable to attend school. 他因突然发热不能来上学。

　　Brought up in the countryside, he found it hard to get used to town life. 因为是在农村长大的，他感到很难适应城市生活。

　　= Having been brought up in the countryside, he found it hard to get used to town life. 因为是在农村长大的，他感到很难适应城市生活。