资源简介

(共25张PPT)
Learning Objectives
At the end of the class, you will be able to:
1. understand the rules of changing the active voice into
the passive voice.
2.master the structures of the passive voice in various tenses.
3.use the active and passive voice to express in writing.
Jerry ate Tom’s fish.
active voice (主动语态)
Tom’s fish was eaten by Jerry.
passive voice（被动语态）
Tom caught Jerry.
active voice (主动语态)
passive voice（被动语态）
Jerry was caught by Tom.
What is the structure of the active voice and the passive voice
Jerry ate Tom’s fish.
active voice(主动语态)
Tom’s fish was eaten by Jerry.
passive voice（被动语态）
主语 + 主动形式的动词 + 宾语
主语 + be动词（对应时态） + 动词过去分词 + (by + 动作发出者)
How to change the active voice into the passive voice
主变被解题步骤(以一般过去时为例）
Steps
找
变
抄
Tom caught Jerry.——Jerry was caught by Tom.
找宾语
即动作的承受者
判断原宾语单、复数
确定谓语动词部分be的单复数
找主语
动作的执行者
变谓语动词形式
时间、地点等状语照抄
变原句主语
改主语为宾语即by+宾语（宾格）
谓语动词改为was/were+done
She waters flowers every day.
Thomas Edison invented the electric bulb.
We should clean the classroom every day.
Flowers are watered by her every day.
The electric bulb was invented by Thomas Edison.
The classroom should be cleaned by us every day.
Practice
active voice(主动语态)
passive voice（被动语态）
The Community Garden
Five years ago, a group of neighbors decided to transform an empty lot into a garden. They cleared weeds, built raised beds, and planted seeds. At first, only a few people helped, but soon word spread. Seeds were donated by local nurseries, and tools were lent by hardware stores.
Over time, the lot has been turned into a vibrant space. Children learn to grow vegetables here every Saturday, and seniors share stories while watering plants. Last month, a small bench was installed in the corner—donated by a couple who met at the garden’s first harvest party.
Next year, more fruit trees will be planted, and a rain barrel system will be added to save water. The garden isn’t just soil and plants; it’s a place where connections are nurtured, and joy is shared by them.
1.许多人说英语。
2.这些电脑是我们国家制造的。
3.下周我们学校将举办运动会。
4.工人正在修坏了的机器。
5.我们国家在文化和教育领域取得了巨大的进步。
Use the active and passive voice to translate.
English __________by many people.
is spoken
许多人说英语。
Many people speak English.
这些电脑是我们国家制造的。
These computers________ by our country.
were made
Our country made these computers.
A sports meeting___________by our school next week.
下周我们学校将举办运动会。
Our school will hold a sports meeting next week.
will be held
工人正在修坏了的机器。
The broken machine_____________ by the workers now.
is being repaired
Workers are repairing the broken machine now.
Great progress ___________
by our country in culture and education.
has been made
我们国家在文化和教育领域
取得了巨大的进步。
Our country has made great progress
in culture and education.
Tips
判断主语是动作发出者还是动作承受者；
判断语句中的时态；
注意过去分词拼写正确；
注意主谓一致（判断主语的单复数）。
Thank you!

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