被动语态的概念与结构1.概念语态是动词的一种形式，用来说明句子主语和谓语动词之间的关系。主动语态表示主语是动作的执行者;被动语态表示主语是动作的承受者。We clean the office every day. 我们每天打扫办公室。(主动语态)The abacus was invented in the sixth century by the Chinese. 算盘是中国人在6世纪发明的。( 被动语态)2.结构被动语态由“be +过去分词”构成。其各种被动语态结构一般现在时 am/is/are+过去分词一般过去时 waswere+过去分词一般将来时 shall/will be+过去分词am/is/are going to be +过去分词现在进行时 am/is/are being +过去分词现在完成时 have/has been+过去分词过去进行时 was/were being +过去分词过去将来时 should/would be +过去分词was/were
