来源:南宁学大教育时间:2024/3/11 13:58:06
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高三英语知识点总结
各种时态的被动语态
被动语态概述
被动语态的概念:它是动词的一种形式,表示主语与谓语之间的执行或被执行关系。主动语态表示主语是谓语动作的执行者,例如:They saw the
little boy crying by the river.被动语态表示主语是谓语动作的承受者,例如:The little boy was seen
crying by the river.
被动语态的构成
被动语态的形式是由“助动词be+动词的过去分词”构成。助动词be随着主语的人称、数、时态等的不同而变化。几种常见时态的被动语态形式如下:
1.一般现在时am/is/are+过去分词
例如:Rice is planted in the south of China.
2.一般过去时was/were+过去分词
例如:These trees were planted the year before last.
3.一般将来时will/shall+be+过去分词
例如:A sports meeting will be held next week in our school.
4.现在进行时am/is/are+being+过去分词
例如:Your radio is being repaired now.
5.过去进行时was/were+being+过去分词
When he got there,the problem was being discussed.
6.现在完成时have/has+been+过去分词
His work has been finished.
Has his work been finished?Yes,it has./No,it hasn’t.
7.过去完成时had+been+过去分词
南宁学大教育高中全日制辅导机构
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