(共31张PPT)
Unit 6 When was it invented
Section A
Period 2 ( 3a—3c )
An Accidental Invention
Something about zipper
Do you know how small _______ changed the world That’s the subject for my ____ ____ . I want to introduce the _____. It is ____ a great invention ____ it is often ____ in our ____ _____. Zippers can ____ ____ ___ dresses, ______, shoes, bags, almost everywhere. I have seen on a ______ that the _________ of different inventions were ______. There it ______ that the zipper was invented ___ Whitcomb Judson in 1893. But it wasn’t used _______ at that time. In around 1917, it become __________.
inventions
school project
zipper
such
that
used
daily lives
seen on
trousers
website
pioneers
listed
mentioned
by
widely
popular
be
- What would you like to drink if you are thirsty
- I’d like to drink __________.
pure water
tea
is brown and
tastes delicious
What’s the most traditional drink in China
Tea has a long history.
It was invented by accident.
black tea 红茶
green tea
milk tea
What’s the most traditional drink in China
What kinds of tea do you know
1. Green tea
2. Black tea
3. Wu long tea
4. Compressed tea（砖茶）
5. Scented tea （花茶）
What are the effects (功效）of tea
Make you more beautiful
Keep cancer from you
Help you lose weight
Make your mind clear
……..
What are the effects (功效）of tea
Make you more beautiful
Keep cancer from you
Help you lose weight
Make your mind clear
……..
When is the best time to drink tea in a day
夏喝绿，冬喝红，一年四季喝乌龙。
It’s best to drink tea an hour after eating.
Different seasons ,different tea
Who was the first to discover tea as a drink
A Chinese ruler Shen Nong．
Listen and answer.
A Chinese ruler Shen Nong
boil (煮) the drinking water
The leaves from a tea plant fell into the water and remained（留在）there for some time.
over an open fire在篝火上
produce(产生) a nice smell
The tea was invented by accident. (偶然地)
an accidental invention
Skim and match the main idea with each paragraph.
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
An Accidental Invention
It was invented about 5000 years ago.
It was invented by the Chinese ruler
Shen Nong.
It was invented by accident.
2. Who was it invented by
3. How was it invented
1. When was it invented
Para 1:
First, ..was boiling …over…fire
Second, …fell into…and…remained…
Then, …produced…
Finally, … tasted…and it was…
Para1.
How tea was invented
by accident
Four steps
1.Who is Lu Yu
2. What is Cha Jing about
The saint of tea
It describes how tea plants were grown and used to make tea.
It also discusses where the finest tea leaves were produced and what kinds of water were used.
Para2: Lu Yu and his book Cha Jing
Para3: How tea spreads to other countries
During the 6th and 7th
centuries
Around 1660
In less than 100 years
In the 19th century
…was brought to…
…had become…
…appeared…
…took place…
time
events
This refers to
the tea trade.
Tea didn’t appear until around 1660 in England.
What’s the result
1. What does the writer think of tea
(the status of tea 茶的地位)
Tea is the most popular drink in the world.
2. Who knows the tea culture best
The Chinese are without doubt the ones who best understand the nature of tea.
Chinese people
1. One of the world’s favorite drinks was ________ by accident.
2. Tea was first _____ by Shen Nong about 5,000 years ago.
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.
5. Tea is now ______ between many different countries.
3c. invent drink bring produce trade
invented
drunk
produced
brought
traded
Language points
1. Accident n. 意外； 偶然事故
An accident happened to the washer.
冼衣机出了故障。
by accident：偶然；无意中：
I met Jacob by accident in the cinema。
accidental：adj.偶然的，不测的；意外的
accidentally：adv.偶然地，意外地
2.remain的用法
一、 用作联系动词，指某人或某事物仍保持某种状态，意为“仍然；依旧”，“留；呆；住；待”，后面可接名词、代词、形容词、介词短语、分词作表语。
1. 接名词作表语 Peter became a manager, but Jack remained a worker.
彼得成为了一个经理，而杰克仍然是个工人。
It remained a secret.
这仍然是个秘密。
2. 接形容词作表语
Whatever achievements you’ve made, you should remain modest.
无论你取得多么大的成就，你都该保持谦虚。
3. 接介词短语作表语
He had to remain in hospital until he was better.
他不得不一直住院直到身体好些。
二、用作不及物动词，意思是“剩下；剩余；遗留”，此时不能用进行时态，也没有被动语态。
After the fire, very little remained of his house.
火灾过后，他的家所剩无几。
After the earthquake, very little remained of the city of Tangshan.
地震过后，唐山这座城市所剩无几。
3. … and remained there for some time.
some time 一段时间；一些时间
I'll stay here for some time.
我将在这儿呆一段时间。
sometimes是个频度副词，意为“有时”；
sometime是个副词，意为“将来的某个时间”，
Eg：They will come sometime next week.
some time是名词短语, 意思是“一段时间”, 在句中常与for、take等词连用。
some times是名词短语，意为“几次(倍)”, 对它提问用 how many times。
— How many times do you watch TV every week？
— Some times．
请记住下面口诀：
分开是“一段”， 相连为“某时”;
分开s是“倍、次”， 相连s是“有时”。
4. take place 和happen的用法
1) take place 表示“发生、举行、举办”，一般指这种事件的发生一定有某种原因或事先的安排
The Olympic Games of 2008 took place in Beijing.
2) happen作“发生、碰巧”解，一般用于偶然或突发性事件
What happened to you
注意：happen 与 take place 通常都没有被动语态。
What ______________ her
她发生了什么事？
2) I ______________ meet my friend in the street.
我碰巧在街上遇见了我的朋友。
3) When will the wedding ____________？婚礼什么时候举行？
happened to
happened to
take place
5. without doubt 毫无疑问；的确
Without doubt this is the best.
无疑地这是最好的。
doubt n. 怀疑；疑惑 v. 怀疑；不信任
His honesty is beyond doubt.
他的诚实毫无疑问。
This question remains in doubt.
这个问题依然非常值得怀疑。
in doubt 怀疑；拿不定主意
no / without / beyond doubt 无疑地；必定；当然
said that 据说
believed that 据认为…
It is reported that 据报道…
known that 众所周知…
supposed that 据推测…
It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries.
1. They sold the fridge at a low price.
2. Somebody stole my camera from my hotel room.
3. Where did you take these photos
4. Our parents advised us not to go out alone.
5. Different writers translated the book into different languages.
The fridge was sold at a low price.
My camera was stolen from my hotel room by somebody.
Where were these photos taken (by you)
We were advised not to go out alone (by our parents).
The book was translated into different languages (by different writers).
eat, lock, like, ring,
invite, break, tell, bring
1. You __________ to the party last night, weren’t you Why didn’t you go
2. The earthquake happened all of a sudden, but luckily the villagers ___________to a safe place.
3. The door _________ when we arrived, so we ____ the bell.
4. The students __________ not to eat or drink in class, but Ruby _________ the rule when she started eating a biscuit in science class.
5. The cookies __________ by the hungry kids in less than 20 minutes, and they really ______ them.
were invited
were brought
was locked
rang
were told
broke
were eaten
liked
The telephone ________ (invent) by Alexander Graham Bell. He _______(born) in 1847. Mr. Bell _____(work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _____(learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone __________(invent) in 1876. The first sentence that _________(say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone _______(use) around the world.
was invented
was born
worked
learned
was invented
was said
is used
Writing
雨伞是我国一项古老的发明，请根据
表格内容，用被动语态写出6个对话。
who Lu Ban’s wife
when Spring and Autumn Period
where China
be used for keeping off the rain
be made of wood and silk (丝绸)
brought to England 1747
E.g.: 1. --- Who was the umbrella invented by
--- It was invented by Lu Ban’s wife.
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