(共14张PPT)
Unit 5
What are the shirts made of
The passive voice
Do you like drinking tea
How much do you know about tea
Lead in
Read the conversation and complete the blanks.
1. Chinese ___________ tea both in the past and now.
2. Where is tea ________ in China
3. Anxi and Hangzhou ___ ______ ______ ____ their tea.
2. ________ I know, tea plants ________ on the sides of mountains.
3.When the leaves are ready, they ________ by hand and then _______ for processing.
4. The tea _________ and _____ to many different countries and places around China.
5. People say that tea __________ ____ health ____ business!
is famous for
As far as
are grown
are picked
are sent
2d
is packed
is good for
both and
sent
Interaction
produced
is widely known for
be known for=be famous for课时练 P65
produce v.&n. product产品
手工
Observe the following sentences.
Tea plants are grown on sides of mountains.
茶树被种植在山脊上。
When the leaves are ready, they are picked by hand and then are sent for processing.
当叶子成熟时，他们会被手工采摘并送去加工。
The tea is packed and sent to many different countries and places around China.
茶叶被打包并送往中国周边的国家和地区。
The passive voice
Research
Rule 1
构成：主语 + be + 动词过去分词（+by+动作执行者）
【不知或不必说出知道时，常用被动语态】
系动词be随主语人称、时态和数的变化而变化。
The plant is watered by Mandy every morning.
The plant is not watered by Mandy every morning.
Is the plant watered by Mandy every morning
Yes, it is. / No, it isn’t.
Rule 2
句式变化：
陈述句：主语 + be (not) + 动词过去分词
一般疑问：be + 主语 + 动词过去分词
答句：Yes,主语 + be./ No,主语 + be not.
Research
1. People speak English.
主动语态
主语
动作speak
的执行者
谓语
宾语
动作speak
的承受者
is spoken
被动语态
原宾语
be+过去分词
by+原主语
动作speak
的承受者
动作speak
的执行者
English
by people.
主动语态
被动语态
The active voice
The passive voice
Research
2. They grow tea plants on the mountains.
主语
动作grow
的执行者
谓语
宾语
动作grow
的承受者
地点状语
主动语态
被动语态
地点状语
are grown
原宾语
be+过去分词
by+原主语的宾格
动作grow
的承受者
动作grow
的执行者
Tea plants
by them
on the mountains.
Rule 3
变形步骤：
1.主动句宾语 → 被动句主语
2.动词 → be + 动词过去分词
3.主动句主语 → by + 被动句宾语（代词变宾格）
p.s. 被动句动作执行者可省，时间、地点状语位置不变。
主动语态
被动语态
The active voice
The passive voice
Research
4a
Complete the sentences with the correct forms of the verbs in brackets.
1. Children under 18 ___________ (not allow) to
watch this show without their parents.
aren’t allowed
2. We _______ (pay) by the boss on the last Friday
of each month.
3. A: What language _______ (speak) in Germany
B: Most people speak German, but many can
speak English, too.
are paid
is spoken
4. Most of the earth’s surface _________ (cover)
by water.
5. The classroom _________ (clean) by the students
every day.
is covered
is cleaned
Feedback
表面
be covered with
Anna cleans the room every day.
The room is cleaned by Anna every day.
2. We watered the flowers yesterday.
The flowers were watered by us yesterday.
3. Edison invented a lot of things.
A lot of things were invented by Edison.
4. We plant many trees every year.
Many trees are planted by us every year.
5. The book is read by Jim every day.
Jim reads the book every day.
请把主动句变为被动句,被动句变为主动句。
Feedback
Billy fills the glass with juice.
The glass is filled with juice by Billy.
She called up the little girl yesterday.
The little girl was called up by her yesterday.
He only thinks about himself.
Extension
Difficulties
1. 主动变被动时， 动词短语中的介词或副词始终跟着动词后。
2. 宾语是反身代词的主动句没有被动语态。
Difficulties
3. make, let, have, notice, see, hear, watch, feel等词之后跟省略to的不定式,变成被动态时应加上to.
4. 当主动句有双宾语结构时，变被动句有两种方式。
I see him come out of the house.
He is seen to come out of the house.
I bought Tom some books.
=I bought some books for Tom .
Some books were bought for Tom by me.
Tom was bought some books by me.
Extension
直接宾语做主语
间接宾语做主语
请将下列主动句改为被动句。
Feedback
1. She looks after her brother.
Her brother ____ _____ _____ by her.
2. I see a stranger enter the hall.
A stranger ____ _____ ____ enter the hall.
3. My teacher made me read the article.
I _____ _____ ____ read the article by the teacher.
4. My mother lets me help her with dinner.
I ____ ____ ____ help my mother with dinner.
is looked after
is seen to
was made to
am let to
I. The passive voice:
3 rules
4 difficulties
II. Language points:
be famous/known for
both in the past and now
as far as I know
It seems that…
be good for
Section A (I)
以……而闻名
无论在过去还是现在
据我所知
似乎……
对……有益Unit 5 what are the shirts made of
Period 1
Main activities: Section A (2d-4a)
Teaching period: 1 period
Teaching aims and demands: The Passive Voice
Teaching procedure:
Task 1 Lead in--- Do you like drinking tea How much do you know about tea
Task 2 Interaction
2d---Read the conversation and complete the blanks.
Language points: product/be known for/ by hand
Task 3 Research
1. Observe the following sentences.
Tea plants are grown on sides of mountains.
When the leaves are ready, they are picked by hand and then are sent for processing.
The tea is packed and sent to many different countries and places around China.
Rule 1 构成：主语 + be + 动词过去分词（+by+动作执行者）【不知或不必说出知道时，常用被动语态】
系动词be随主语人称、时态和数的变化而变化。
2. The plant is watered by Mandy every morning.
The plant is not watered by Mandy every morning.
Is the plant watered by Mandy every morning
Yes, it is. / No, it isn’t.
Rule 2 句式变化：陈述句：主语 + be (not) + 动词过去分词
一般疑问：be + 主语 + 动词过去分词
答句：Yes,主语 + be./ No,主语 + be not.
3. Rule 3 变形步骤： 1.主动句宾语 → 被动句主语
2.动词 → be + 动词过去分词
3.主动句主语 → by + 被动句宾语（代词变宾格）
p.s. 被动句动作执行者可省，时间、地点状语位置不变。
Task 4 Feedback
1.4a
2. Exercises
Anna cleans the room every day. The room is cleaned by Anna every day.
We watered the flowers yesterday. The flowers were watered by us yesterday.
Edison invented a lot of things. A lot of things were invented by Edison.
We plant many trees every year. Many trees are planted by us every year.
The book is read by Jim every day. Jim reads the book every day.
Task 5 Extension
5.1 Difficulties
(1) Billy fills the glass with juice. The glass is filled with juice by Billy.
She called up the little girl yesterday. The little girl was called up by her yesterday.
He only thinks about himself.
Summary : 1. 主动变被动时， 动词短语中的介词或副词始终跟着动词后。
2. 宾语是反身代词的主动句没有被动语态。
(2) I see him come out of the house. He is seen to come out of the house.
I bought Tom some books. I bought some books for Tom.
Some books were bought for Tom by me. Tom was bought some books by me.
Summary : 3. make, let, have, notice, see, hear, watch, feel等词之后跟省略to的不定式,变成被动态时应加上to.
4. 当主动句有双宾语结构时，变被动句有两种方式。
5.2 Feedback
1. She looks after her brother.
Her brother ____ _____ _____ by her.
2. I see a stranger enter the hall.
A stranger ____ _____ ____ enter the hall.
3. My teacher made me read the article.
I _____ _____ ____ read the article by the teacher.
4. My mother lets me help her with dinner.
I ____ ____ ____ help my mother with dinner.
Task 6 Summary
I. The passive voice: 3 rules & 4 difficulties
II. Language points:
以……而闻名be famous/known for
无论在过去还是现在both in the past and now
据我所知as far as I know
似乎……It seems that…
对……有益be good for
Homework
Self-evaluation:
________________________________________________________________________
________________________________________________________________________
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