B1 · 中级

被动语态:无施动者的句子

隐藏施动者的句子:这栋房子建于 1990 年。当施动者未知、显而易见或根本不是重点时——be + V3 登场。

01

被动语态

无施动者的句子

在被动语态中,动作是主角,施动者消失。谁建了这栋房子?你认识的人中没有。重要的是房子本身——以及它遭受了什么。

🏗️

动作是主角

是谁做的?无关紧要

This house was built in 1990

🕵️

施动者未知

或被故意隐藏

My bike has been stolen

🎭

By + 施动者(可选)

当施动者值得被命名时

Dinner was cooked by the chef

🧩

引擎:be + V3

be 会变化,V3 永不改变

The letters are posted every day

⚠️ be + V3:施动者隐藏,动作留存。

02

公式

主动 → 被动:施动者退场

主动句的宾语变为新主语。Be 承担时态,V3 分词承载动作。

主动

Someone built this house in 1990.

被动

This house in 1990. was built

主动

They make these phones in China.

被动

These phones in China. are made

主动

The chef will cook dinner.

被动

Dinner by the chef. will be cooked

主动

Someone has stolen my bike.

被动

My bike. has been stolen

⚠️ Be 承担时态;V3 永不改变;施动者由 by 带入。

03

常见错误

四种无施动者的失误

当 V3 忘记其形态、be 缺失,或 by 抛弃施动者时,被动语态就会出错。

This house was build in 1990.

This house was built in 1990.

💡 be + V3:build → built.

These phones are make in China.

These phones are made in China.

💡 在 be 之后,分词:make → made.

Dinner was cooked the chef.

Dinner was cooked by the chef.

💡 施动者由 by 带入。

My bike has stole.

My bike has been stolen.

💡 完成时被动语态:has been + V3.

04

快速测验

测试你刚刚学到的内容

三分钟,五个问题——检查记住了什么。我们保证没有问答题。

题目 1 / 50 / 5

This house ___ in 1990.

💡 附加信息2 个部分
05

是主动语态还是被动语态?

一个问题决定语态

动作执行者决定语态:如果动作执行者是重点,用主动语态。如果动作执行者是次要的(影子),用被动语态。

动作执行者对听者重要吗?
是——主动语态Shakespeare wrote Hamlet
否——被动语态Hamlet was written in 1601
06

被动语态的时态

将时态与其对应的被动形式匹配

每个时态都有一个被动的“孪生兄弟”:be 动词会变化,过去分词(V3)保持不变。成对记忆这些“孪生兄弟”。

is made
present每天制作
was made
past1990 年制作
will be made
future明天制作
has been made
present perfect最近制作

⚠️ 所有时态中都是 be + 过去分词(V3)——be 动词会变化,过去分词(V3)保持不变。

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