Unit 6 When was it invented?Section A（2a-3c）课件(共30张PPT)

(共30张PPT)
Unit 6
When was it invented
Section A
2a~3c
学习目标
1.听说读写单词：
heel,scoop,electricity,style,in the dark,invention,inventor
2.能掌握以下被动语态句型：
①—When was the telephone invented
—I think it was invented in 1876.
② —What are they used for
—They are used for seeing at night.
3.To learn to understand and use passive voice
4.To listen and speak about the history of tea, finding out the sentences in passive voice
单词展示
n. 勺；铲子
scoop
n. 高兴；愉快
pleasure
n. 拉链；拉锁
zipper
Do you know them
When were they invented
Who were they invented by
Talk about the inventions(发明).
Which one do you think is the most helpful in our daily life
calculator
car
cell phone
radio
Listen and number the inventions [1-3] in the order you hear them.
2a
2a
Listening
___ shoes with special heels
___ shoes with lights
___ hot ice-cream scoop，
runs on electricity
1
2
3
Invention What is it / are they used for
shoes with special heels ________ the style of the shoes
shoes with lights
seeing ___________
hot ice-cream scoop ________ really cold ice-cream
Listen again and complete the chart.
2b
changing
serving
in the dark
2c
Make conversations using the information in 2b.
What are the shoes with lights used for
They’re used for seeing in the dark.
They’re used for changing the style of the shoes.
情景表演
What are hot ice-cream scoop used for
What are shoes with special heels used for
They’re used for serving for really cold ice-cream.
Paul: Hey Roy, the subject for my school project is “Small
inventions that changed the world.” Can you help me think of
an invention
Roy: My pleasure! Let me think… hmm… I know! The zipper!
Paul: The zipper Is it really such a great invention
Roy: Think about how often it’s used in our daily lives.
You can see zippers on dresses, trousers, shoes,
bags… almost everywhere!
Paul: Well, you do seem to have a point…
Roy: Of course! I thought about it because I saw a website last week.
The pioneers of different inventions were listed there. For
example, it mentioned that the zipper was invented by
Whitcomb Judson in 1893. But at that time, it wasn’t used
widely.
Paul: Really So when did it become popular
Roy: Around 1917.
Read the passage quickly and answer the questions.
What is the subject for their school project
2. What kind of invention does Roy think of
3. Why does Roy think it is a great invention
Small inventions that changed the world.
The zipper.
Because it is often used in our daily lives.
4. Who and when was the zipper invented
5. When did the zipper become popular
Whitcomb Judson in 1893.
Around 1917.
Making conversations with the things around us,such as pens, rulers, knives, and so on.
A:What is it
B:It is a car.
A:What is it made of
B:It is made of steel .
A:Who was it invented by
B:I don’t know.
A: When was it invented
B: It was invented in 1885.
A:What is it used for
B:It is used for going to work.
Listen and fill in the missing words
Some leaves from a tea plant fell ______ the water and ________ there for some time. It produced a nice________ so he tasted the brown water. It was ________delicious, and so, one of the world’s favorite ___________ was invented.
Do you know the tea the popular drink in the world (after water), by accident
Many people ________ that tea was first_________ about 5,000 years ago.
It is said that a Chinese_________ called Shen Nong was the first to discover tea as a drink.
One day Shen Nong was __________drinking water over an open fire.
most
was invented
believe
drunk
ruler
boiling
into
remained
smell
quite
drinks
popularity of tea and the tea plant to more places around the world. Even though many people now know about tea culture, the Chinese are without doubt the ones who best understand the nature of tea.
Paragraph 1
Paragraph 2
Paragraph 3
Lu Yu and his book
Cha Jing
How tea spread to
other countries
How tea was invented
by accident
Read the passage again and answer the questions.
1.When was tea first drunk
2. How was tea invented
3. Who is called “the saint of tea”
4. What is Cha Jing about
5. When was tea brought to other countries
3b
Read the passage again and answer the questions.
1. When was tea first drunk
2. How was tea invented
3. Who is called “the saint of tea”
Lu Yu is called “the saint of tea”.
4. What is Cha Jing about
It describes how tea plants were grown and used to make tea.
5. When was tea brought to other countries
It was brought to Korea and Japan during the 6th and
7th centuries and to England around 1660.
It was first drunk about 5,000 years ago.
3b
Some leaves from a tea plant fell into the boiling water.
It produced a nice smell and tasted delicious. This is
how tea was invented
3c Complete the sentences with the
correct forms of the verbs in the box.
invent drink bring produce trade
1. One of the world’s favorite drinks was
_________ by accident.
2. Tea was first ________ by Shen Nong 5,000
years ago.
invented
drunk
3. A nice smell was _________ when the tea
leaves dropped into the hot water.
4. Tea was _________ to Korea and Japan
during the 6th and 7th centuries.
Tea is now _________ between many
different countries.
invent drink bring produce trade
produced
brought
traded
1. Did you know that tea, the most popular drink in the world (after water), was invented by accident
by accident 偶然；意外地
e.g. The little girl knocked the glass
by accident.
小女孩不小心碰落了玻璃杯。
e.g. 这个新兴国家需要一位现代头脑的统治者。
The new nation needed a modern-minded ruler.
2. It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink.
ruler n. 统治者；支配者
rule (v. 统治) + (e)r → ruler 统治者
It is said that ... “据说”，it 是形式主语，真正的主语是that引导的从句。类似句型It is believed that ... “人们认为/ 据信”； It’s reported that ... “据报道”。
e.g. 据说在许多西方国家13是个不吉利的数
字。
It is said that thirteen is an unlucky
number in many Western countries.
3. The tea trade from China to Western countries took place in the 19th century.
take place 发生；出现
① 是不及物动词，不能用于被动语态；
常指事先安排或事发有因的事情。
e.g. Her sister’s marriage took place at
8:00 today.
她姐姐的婚礼今天八点举行。
② 辨析：happen则常指偶然发生的事情
e.g. I happened to see Peter on my way to the museum.
在去博物馆的路上我碰巧遇到皮特。
随堂练习
Ⅰ.根据句意及汉语提示完成句子。
1．I like the color of this coat but I don't like its ____(款式)．
2．It's my great ________(高兴) to have a talk with you.
3．The little inventions have helped me a lot in my ____(日常的) life.
4．Julia introduced a good _______(网站) to me to learn English.
5．My mother always _____(列清单) all things that she wants to buy before shopping.
style
pleasure
daily
website
lists
1. The personal computer was invented in 1976. (对划线部分提问)
______ ______the personal computer ________
2. The shoes with lights were invented by Julie Thompson. (对划线部分提问)
_____ ______the shoes with lights _______ _____
When
was
invented
Who
were
invented
by
Ⅱ.句型转换
3. Knives are used for cutting things. (对划线部分提问)
_______ _______ knives _______ _______
4. A Chinese named Cai Lun invented paper. (改为被动语态)
Paper _____ _______ ___ a Chinese named Cai Lun.
What
are
used
for
was
invented
by
Homework
Make a conversation about inventions.
Master and copy the words in this unit and pre-view next part.
Do the exercises on p50 in Study Plan.
Step12: