Unit 6 When was it invented第2课时Section A3a-4c 课件+音频(共52张PPT)人教版九年级全册

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Unit 6 When was it invented第2课时Section A3a-4c 课件+音频(共52张PPT)人教版九年级全册

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(共52张PPT)
R·九年级全一册
Section A 3a-4c
Unit 6 When was
it invented
1. ruler (n. )  ________________
2. boil (v. ) ________________
3. remain (v. ) ________________
4. smell (n. &v.) ________________
5. national (adj. ) ________________
6. trade (n. &v. ) ________________
7. doubt(n. &v. ) ________________
统治者;支配者
煮沸;烧开
保持不变;剩余
气味;闻到
国家的;民族的
贸易;做买卖
疑惑;怀疑
New words
Ⅰ. 单词填写
Ⅱ. 短语互译
1. have a point _____________
2. by accident _____________
3. 发生 take _________
4. 毫无疑问 ______________
有道理
偶然;意外地
place
without doubt
fridge
low
somebody
wolf
warn
translate
lock
ring
earthquake
n. 冰箱
adj. 低的;矮的
pron. 某人 n.重要人物
n. 狼
v. 警告;告诫
v. 翻译
v. 锁上;锁住 n. 锁
v. (使)发出钟声和铃声;打电话
n. 地震
sudden
bell
biscuit
cookie
musical
instrument
adj. 突然(的)
n. 钟(声);铃(声)
n.饼干
n. 曲奇饼
adj. 音乐的;有音乐天赋的
n. 器械;仪器;工具
hot ice-cream scoop
shoes with lights
shoes with
special heels
What are these and what are they used for
changing the style of the shoes
seeing in the dark
serving really
cold ice-cream
What are they doing
Do you know what it is
Guessing
Who invented the tea
How was tea invented
3a
Read the passage quickly and match each paragraph with its main idea.
Task 1. Read the title and the first sentence.
Answer: How was tea invented
It was invented by accident.
Task 2
Paragraph 1 Lu Yu and his book Cha Jing
Paragraph 2 How tea spread to other countries
Paragraph 3 How tea was invented by accident
An Accidental Invention
Did you know that tea, the most popular drink in the world (after water), was invented by accident① Many people believe that tea was first drunk about 5,000 years ago. It is said② a Chinese ruler called Shen Nong was the first to discover tea as a drink. One day Shen Nong was boiling drinking water
over an open fire. Some leaves from a tea plant fell into the water and remained there for some time. It produced a nice smell so he tasted the brown water. It was quite delicious, and so, one of the world’s favorite drinks was invented.
by accident 偶然;意外地
boil v.煮沸;烧开
remain v.保持不变;剩余
ruler n.统治者;支配者
fall into 掉进;落入(圈套);陷入
A few thousand years later, Lu Yu, “the sage of tea”, mentioned Shen Nong in his book Cha Jing. The book describes how tea plants were grown and used to make tea. It also discussed where the finest tea leaves were produced and what kinds of water were used.
描写,形容
It is believed that③ tea was brought to Korea and Japan during the 6th and 7th centuries. In England, tea didn’t appear until④ around 1660, but in less than 100 years, it had become the national drink. The tea trade from China to Western countries took place⑤ in the 19th century. This helped to
国家的;民族的
较少,比……少;不及,不如
spread the 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.
疑惑;疑问;怀疑
Tea was invented by Shen Nong.
Shen Nong is a Chinese ruler. Tea has a long history.
Task 3: Read the passage quickly and answer:
Who invented tea
介词短语,在句中作状语,相当于by chance
反义词组:on purpose 故意地
例句:昨天他偶然得知了这个秘密。
He got the secret by accident yesterday.
Grammar
by accident 偶然;意外地
It is said that 据说……
the first to do sth. 第一个做某事的人
It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink.
形式主语
that引导的真正主语
It is believed that…
=People believe that… 人们认为/相信……
其中it为形式主语,真正的主语是that引导的从句。
例句:人们相信健康重于财富。
It is believed that health is above wealth.
类似的句型:
It is said that … 据说……
It is reported that … 据报道……
It’s known that … 众所周知……
It is supposed/thought that … 人们认为……
主句的动词一般是非延续性动词,它所表示的动作直到until所表示的时间才发生。
until可作介词,其后接表示时间的名词,也可作连词,引导时间状语从句。
例句:I read until two o’clock.
not…until… 直到……才……
常指有计划、有安排地“发生”,是不及物动词短语,不能接宾语,一般也不用作被动结构。
例句:会议将在大厅举行。
The meeting will take place in the hall.
take place 发生;出现
1. When was tea first drunk
2. How was tea invented
3. Who is called “the sage 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.
Check answers
1. When was tea first drunk
2. How was tea invented
It was first drunk about 5000 years ago.
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.
3. Who is called “the sage of tea”
4. What is Cha Jing about
Lu Yu.
It is about how tea plants were grown and used to make tea.
It was brought to Korea and Japan during the 6th and 7th centuries and to England around 1660. The tea trade from China to Western countries took place in the 19th century.
5. When was tea brought to other countries
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.
5. Tea is now _______ between many different
countries.
produced
brought
traded
Grammar Focus
When was the zipper invented
It was invented in 1893.
Who was it invented by
It was invented by Whitcomb Judson.
When was tea brought to Korea
It was brought to Korea during the 6th and 7th centuries.
What is the hot ice-cream scoop used for
It’s used for serving really cold ice-cream.
Active Voice: Alexander Graham Bell invented
the telephone in 1876.
Passive Voice: The telephone was invented (by
Alexander Graham Bell) in 1876.
一般过去式的被动语态
1.一般过去时的被动语态的句式结构
肯定句
主语+was/were+及物动词的过去分词( + by…)
否定句
主语+was/were + not+及物动词的过去分词(+ by…)
疑问句
Was/Were+主语+及物动词的过去分词(+by …)
特殊疑问词+was/were+主语+及物动词的过去分词( +by...)
2.一般过去时的被动语态的基本用法
用法 示例
表示过去某一具体时间发生的动作,且句子的主语是谓语动词动作的承受者
The house was built in 1990.
讲述发生在过去的动作,且不知道动作的执行者
He was honored with the name “Father of Hybrid Rice”(杂交水稻之父).
3.含双宾语和复合宾语的主动句变为被动语
态的方法
① 含有双宾语的主动句变为被动语态时,通常把
指 “人”的间接宾语变为主语,而指“物”的
直接宾语则不变
He gave me a book yesterday.
I was given a book (by him) yesterday
② 如果要把指“物”的直接宾语变为主语,则在
间接宾语前加to或for。
I brought him some food.
Some food was brought to him (by me).
③ 含有复合宾语的主动句变为被动语态时,要将
其中的宾语变成主语,宾语补足语不变。
Jim asked Tom to go for a walk.
Tom was asked (by Jim) to go for a walk.
④ 如果宾语补足语是不带to的动词不定式,主动
语态变成被动语态时要加上不定式符号 to。
We often heard Kate sing in the room.
Kate was often heard to sing in the room (by us).
4a
Rewrite the sentences using the passive voice.
They sold the fridge at a low price.
2. Somebody stole my camera from my hotel room.
3. Where did you take the photos of these wolves
The fridge was sold at a low price.
My camera was stolen (by somebody) from my hotel room.
Where were the photos of these wolves taken (by you)
4. The guide warned them not to climb the mountain
in bad weather.
5. Different writers translated the book into different
languages.
The book was translated into different languages by different writers.
They were warned not to climb the mountain in bad weather by the guide.
4b
Complete the sentences with the correct forms of the verbs in the box.
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.
were invited
were brought
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.
was locked
rang
were told
broke
were eaten
liked
4c
Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks.
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
was invented
was born
worked
learned
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 said
is used
Exercise
1. It was invented _________ Edison.
A. by B. in C. for D. to
2. This watch __________ China.
A. was made in B. was made by
C. was made from D. was made of
Ⅰ. 单项选择。
3. — _____was the car invented
—It was invented in 1983.
A. When B. Why C. How D. Who
4. _____ it rained yesterday, I still went on a trip.
A. Although B. But C. Because D. And
5. Basketball ________ by people all over the world.
A. is enjoyed B. is like
C. love D. enjoyed
Ⅱ. 将下列句子改为被动语态。
1. The young man saved the lives of the children.
2. The villagers didn’t find the lost boy at last.
3. Did you clean up your room last night
4. My mother bought me a new CD player.
The lives of the children were saved by the young man.
The lost boy wasn’t found by the villagers at last.
Was your room cleaned up last night
A new CD player was bought for me by my mother.

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