【被动语态的构成介绍】在英语语法中，被动语态是一种重要的句型结构，用于强调动作的承受者而非执行者。与主动语态不同，被动语态的主语是动作的接受者，而动作的执行者则通过“by”短语来表达。掌握被动语态的构成对于提高英语表达能力具有重要意义。
被动语态的基本结构由“be + 过去分词”构成，具体形式会根据时态的不同而变化。以下是对常见时态下被动语态构成的总结：
被动语态的构成总结
| 时态 | 主动语态结构 | 被动语态结构 | 例句 |
| 一般现在时 | 主语 + 动词原形 | am/is/are + 过去分词 | The book is written by a famous author. |
| 一般过去时 | 主语 + 动词过去式 | was/were + 过去分词 | The car was repaired yesterday. |
| 一般将来时 | will/shall + 动词原形 | will/shall + be + 过去分词 | The report will be sent tomorrow. |
| 现在进行时 | am/is/are + 动词ing | am/is/are + being + 过去分词 | The cake is being baked now. |
| 过去进行时 | was/were + 动词ing | was/were + being + 过去分词 | The house was being painted last week. |
| 现在完成时 | have/has + 过去分词 | have/has + been + 过去分词 | The problem has been solved. |
| 过去完成时 | had + 过去分词 | had + been + 过去分词 | The letter had been sent before she arrived. |
| 将来完成时 | will/shall have + 过去分词 | will/shall have been + 过去分词 | By next year, the project will have been completed. |
使用被动语态可以更自然地表达客观事实或强调动作的接受者。在正式写作、新闻报道或科技文献中，被动语态被广泛使用。不过，在日常交流中，主动语态通常更为直接和自然。因此，学习并灵活运用被动语态有助于提升语言表达的多样性和准确性。