摘要：被动语态的基本结构是“be + 及物动词的过去分词（V-ed）” ，其中“be”动词有人称、时态和数的变化。

一、被动语态的基本结构

被动语态的基本结构是“be + 及物动词的过去分词（V-ed）” ，其中“be”动词有人称、时态和数的变化。

二、不同时态的被动语态构成及例句

1. 一般现在时：am/is/are + 过去分词

- English is spoken all over the world.（英语在全世界被说。）

- The classroom is cleaned every day.（教室每天都被打扫。）

- The flowers are watered by the gardener every morning.（这些花每天早上被园丁浇水。）

2. 一般过去时：was/were + 过去分词

- The letter was written by him yesterday.（这封信是他昨天写的。）

- The house was built in 1990.（这座房子建于1990年。）

- A new school was opened last year.（一所新学校去年开办了。）

3. 一般将来时：will be + 过去分词 或 am/is/are going to be + 过去分词

- The work will be finished tomorrow.（这项工作明天将被完成。）

- A party will be held next Sunday.（下周日将举办一场派对。）

- The project is going to be completed in two months.（这个项目将在两个月内完成。）

4. 现在进行时：am/is/are being + 过去分词

- The bridge is being built now.（这座桥正在被建造。）

- The car is being repaired at the moment.（汽车此刻正在被修理。）

- The homework is being done by the students.（学生们正在做作业。）

5. 过去进行时：was/were being + 过去分词

- The road was being repaired when I passed by.（我经过的时候，路正在被修。）

- The old house was being painted last week.（上周那座老房子正在被粉刷。）

- The baby was being looked after by her mother at that time.（那时婴儿正被她妈妈照顾着。）

6. 现在完成时：have/has been + 过去分词

- The task has been finished.（任务已经完成了。）

- Many trees have been planted in our school.（我们学校种了很多树。）

- The book has been read by many students.（这本书被很多学生读过了。）

7. 过去完成时：had been + 过去分词

- The work had been completed before I arrived.（在我到达之前，工作已经完成了。）

- The plan had been made before the meeting.（会议之前计划就已经制定好了。）

- All the preparations had been done when the guests arrived.（客人到达时，所有准备工作都已完成。）

8. 含情态动词：情态动词 + be + 过去分词

- The room must be cleaned every day.（房间必须每天打扫。）

- The homework should be handed in on time.（作业应该按时上交。）

- The work can be finished in a week.（这项工作可以在一周内完成。）

来源：蒙古元素