(共79张PPT)
初中英语人教版九年级全一册
Unit 6
When was it invented
Section B (1a-1e)
学习目标
Key words & phrases:
crispy, salty, sour, by mistake, customer
Key sentences:
1.—Did you know potato chips were
invented by mistake
—Wow, I didn’t know that.
Who invented them
What did they eat
Ice-cream.
What did the boy think of the ice-cream
Sweet, cool, and delicious!
Lead in
How will the bread and snack taste
Sweet and delicious.
Can you think of any other flavor
Salty, hot, bitter, sour, fresh …
sweet甜的
crispy脆的 salty咸的
How do they taste
hot辣的
bitter苦的
red bayberries
peppers
sour酸的
Presentation
cookies
lemons
sweet
candy
salty
ice cream
tea
delicious
nice
prune
crispy
sour
The words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word.
1a
____________ _____ ______ ______
crispy salty
sour
salty
sweet
sweet crispy salty sour
adj. 脆的；酥脆的
adj. 酸的
adj. 咸的
sweet ____________________________
crispy ____________________________
salty ____________________________
sour ____________________________
Write the name of a different food after each word.
banana
apple
Beijing Duck
potato chips
grape
candy
cracker
cookie
salt
salted fish
lemon
1b
1. Potato chips were invented by mistake.
2. They were invented in 1863.
3. The customer thought the potatoes were not thin enough.
Listen and circle T for true or F for false.
Listening
T F
T F
T F
1c
n. 顾客
4. The customer said they were not salty enough.
5. George wanted to make the customer happy.
6. The customer was happy in the end.
T F
T F
T F
What are needed
The potatoes are cut into slices.
The slices are cooked in the pan.
The pepper and tomatoes are sprinkled.
potato chips
Who were potato chips invented by
When were potato chips invented
George Crum
chef
1. Who invented potato chips
They were invented by a cook called George Crum.
2. When were they invented
In 1853.
Listen and answer the questions.
3. What did the custom order at the restaurant
He ordered a plate of fried potatoes.
5. How did George cook the potatoes then
He cut the potatoes really, really thin and cooked them for a long time until they were crispy. And he put lots of salt on them so they were really salty.
4. What did the custom think of the potato chips George cooked at first
He thought they were cut too thick.
The History of Potato Chips
Do you know how potato chips were invented Potato chips ____________ by a cook called George Crum. They were invented in ______.
George Crum cut the potatoes really, really ____ and then cooked them for a long time until they were _____. Finally he put lots of salt on them so they were __________.
Listen again. Complete the sentences.
were invented
1853
1d
thin
crispy
really salty
features 特点；特征
Potato chips are thin, crispy, and salty.
Make a conversation about the invention of potato chips. Use the information in 1c and 1d.
1e
Pair work
Did you know potato chips were invented by mistake
Wow, I didn’t know that. Who invented them
It’s said that they were invented by a cook called George Crum.
When was that
Oh, it was back in 1853.
Why was it an accident
One day, a customer ordered a plate of fried potatoes. George cooked them for him. When the potatoes came, he said they were cut too thick and sent them back to the kitchen.
So what happened
George was angry, so he cut the potatoes really, really thin, and he cooked them for a long time until they were crispy. And he put lots of salt on them so they were really salty. He thought the customer would hate them.
And then
And the customer loved them and asked for more. He told the other customers about them, and soon everyone was ordering thinly cut, crispy, salty potato chips.
Summary
Learned the history of potato chips.
Learned how to describe the taste of food.
初中英语人教版九年级全一册
Unit 6
When was it invented
Section B (2a-2e)
学习目标
Key words & phrases:
the Olympics, Canadians, divide, divide…into…,
basket, popularity, look up to, hero, professional, Berlin
Key sentences:
1.Basketball is a much-loved and active sport that is
enjoyed by many for fun and exercise.
2.It is believed that the first basketball
game in history was played on
December 21, 1891.
Guessing Game
It's round. It's said that it was invented in 1981. It's usually made of leather(皮). It's used for fun and exercise.
James Naismith
Who was basketball invented by
Slam
扣篮
Cross-leg dribble
胯下运球
Lay-up
上篮
Fadeaway Shoot
后仰跳投
2a
2a Do you like basketball Do you watch basketball games How much do you know about this sport Discuss the sport with your partner and share your ideas with the class.
EQUIPMENTS
ball
basket
board
Basketball court
Referee
Coach
Paragraph 1
Read and match
Paragraph 2
Paragraph 3
Popularity
Game
Introduction
Read the passage quickly. What is the main idea main idea of each paragraph
Read for details
2b
A mind map starts with a concept (概念);
It shows the relationships among different parts of the concept;
Major ideas are connected to the central concept, and other ideas branch out (分支) from those major ideas.
Go through the passage and complete the mind map.
Basketball
Introduction
Game
Popularity
…
…
…
Basketball
Basketball is a much-loved and active sport.
Paragraph 1: Introduction
enjoyed by many for fun and _______
over ______________
played by more than ________________ in over ______________
It is
exercise
100 years old
100 million people
200 countries
7,700 million people on the earth
233 countries in the world
Played by more than 100 million people
Played in over 200 countries
Basketball is played almost all around the world!
December 21, 1891.
What happened in 1936 in Berlin
It became an event at the Olympics.
event / 'v nt/ 体育项目
When was the first basketball game in history
Basketball was invented by Canadian doctor James Naismith .
Paragraph 2: Game
a game to be played inside on a hard _____
It is
are divided into ___________
must work together to ___________________________
need to stop _______________________________
_____________
Players
floor
two teams
get the ball in the other team’s basket
the competing team from getting the ball into their own basket
Today, the popularity of basketball has risen around the world.
Paragraph 3: Popularity
Popular to play
Popular to watch
Played in parks, schools and even factories
NBA games in America and CBA games in China
Chinese players in the NBA and foreign players in the CBA
Complete the mind map with the infor-mation in the passage. What else can you add to the mind map
2c
Mind-mapping
Changing the information you read into a mind map may help you re-member it more easily.
invented by ______________
first game on ________________
became Olympic event in ______ in the year _____.
most famous games: _____
popular games in China: _____
James Naismith
1936
December 21, 1891
NBA
Berlin
CBA
Development
played inside on a hard _____.
____ teams
get _______ into other team’s ______.
floor
the ball
Two
Game
basket
n. 篮；筐
Popularity
played by __________________ people.
over ____ countries
more than 100 million
200
n. 受欢迎；普及
Many young people dream of becoming _____________. They _________ these basketball heroes and want to become like them.
These stars encourage young people to work hard to __________________.
What else can you add to the mind map
famous players
basketball star
look up to
achieve their dreams
n. 英雄；男主角
Use the mind map to summarize what you and your partner remember about the development of basketball. Use the following questions to help you.
Post-reading
2d
1. Who invented basketball and how is it played
Basketball was invented by a Canadian doctor named James Naismith.
Players are divided into two teams. Players on the same team must work together to get the ball in the other team’s basket. At the same time, they need to stop the competing team from getting the ball into their own basket.
adj. 加拿大(人)的
n. 加拿大人
On December 21, 1891.
2. When was the first basketball game in history played
Because it became an event at the Olympics.
3. Why were the Berlin Olympics important for basketball
It’s NBA in America and CBA in China.
4. What are the professional basketball groups in America and China
adj. 职业的；专业的
5. How popular is basketball
Today, the popularity of basketball has risen around the world, with many young people dreaming of becoming famous players.
1. Potato chips were invented by mistake.
by mistake 错误地；无意中
e.g. Somebody took my umbrella by mistake.
有人错拿了我的伞。
I picked up your bag by mistake.
我错拿了你的包。
补充： by accident 偶然
Language Points
e.g. She divided the orange into quarters and each ate a piece.
她把橙子分成四份，每人吃一份。
2. Dr. Naismith divided the men in his class into two teams…
divide v. 分开；分散
divide… into… 把……分开；分散
3. Today, the popularity of basketball has risen around the world, with many young people dreaming of becoming famous players.
1) today adv. 修饰整个句子，表示当前的一段时间，“如今；当今”。
e.g. Today, only a few kinds of these beautiful animals still live on the earth.
现今，这些美丽的动物只有少数几种还生活在地球上。
2) with与在意义上有主谓关系的复合结构many young people dreaming of…构成短语，用作伴随状语。
4. Basketball has not only become a popular sport to play, but it has also become a popular sport to watch.
not only…, but also… 不但……而且…… 若连接两个成分作主语，谓语动词与靠近的主语保持一致。
e.g. Not only the students but also their teacher is enjoying the film.
不仅学生们在欣赏这部影片，他们的老师也在欣赏这部影片。
5. The number of foreign players, including
Chinese players, in the NBA has increased.
1) number表示数量。由于是单数形式，谓语动词需要与之相配，为has increased。这种主语和谓语在数上的匹配称作“主谓一致”。当主语为复数概念时，谓语动词用复数形式与之匹配；当主语为单数概念时，谓语动词则用单数形式。
e.g. People there are very friendly.
The United Nations is an international organization that tries to find peaceful solutions to world problems.
people为复数概念。
the United Nations是一个组织，为 单数概念。
2) the number of… “……的数量；……的数目”。作主语时，谓语动词应用单数形式。
a number of… “若干的，一些”，修饰可数名词。作主语时，谓语动词应用复数形式。
e.g. The number of people killed in the accident hasn’t been announced yet.
这次事故中的死亡人数尚未公布。
A number of people are unhappy with the decision.
一些人对这项决定并不满意。
6. Many young people look up to these basketball heroes and want to become like them.
look up to 钦佩；仰慕
e.g. The artist is looked up to for his landscape paintings.
这名画家以风景画受人仰慕。
拓展：look词组
look back 回头看; 回顾
look down upon (on) 看不起, 轻视
look forward to 盼望，期待
look into 朝......看去; 调查
look like 看上去像 look on 旁观，观望
look out 当心，小心，留神
look through 浏览；透过......看
look up 查阅; 抬头看
look over 仔细检查
What do you think of famous basketball players Make a list of good and difficult things about being a famous basketball player.
2e
First, he can do things he likes best.
Second, he can earn a lot of money every year.
Third, he may have many fans, and gets a lot of attention wherever he goes.
Another thing, he can travel around the world, and meet many new friends.
But there are also some difficult things for him. For example, he must work very hard all the time.
He may get hurt in the hard games.
Summary
Learned the history of basketball.
Know how to draw the mind map.
Review and consolidate the Passive Voice.
初中英语人教版九年级全一册
Unit 6
When was it invented
Section B (3a-Selfcheck)
学习目标
To learn how to introduce an invention by using the passive voice.
Review the passive voice （past tense ）
Who invented basketball
When was the first basketball game in history played
Why did James Naismith invent basketball
How to play basketball
What does basketball look like
Review
3
4
1
2
5
who
when
how
...was/were invented by...
...invented ...
in+ 年份
on+月，日，年
at the same time
although
because....
in order to.....
There be...
color,shape,size
what
why
invention
How to introduce an invention
why
when
who
what
how
Shennong
around 5,000 years ago
by accident
brown water
nice fresh smell
trade
put the tea into the cup,then pour the water
How to introduce tea
Problem: ________________________
New invention: ____________________
What it is used for: _________________
Think of something that you do not like to do. Then think of an invention that could help you. Make notes.
a special pen
quickly taking notes in class
taking notes in class
Writing
3a
This special pen was invented by Liu Jie. It has three colors and is used for …
Imagine you are a business person. Write a description of your new inven-tion. Try to sell the invention to the class.
3b
常用句型：
1. I think … is a very useful invention.
我认为……是一项很有用的发明。
2. … was invented by …
……是由…… (某人)发明的
3. … was invented in …
……是在…… (某时间)发明的
4. It was used for …
它被用来……
5. … is made of ………
是由……(材料)制成的
Do you have these problem in our class or school？
quickly taking notes in class
The Toilet isn't convienient.
sitting on the chair is too tired
don't like our uniforms
第一段：开篇推销：I want to introduce .....
第二段：介绍你的明（可参考使用5W1F的结构）
第三段：对产品进行总结性评价，再次推销。
就刚才四个问题当中选择一个进行一项发明，并将发明的产品推销给其他小组，以此为题写一篇90词左右的作文。
审题
要点
美化
检查
书写要工整！要！好!看！
silly
unconvenient
waste water
toilet
A problem about tiolet
On the one hand, I think it is silly for me to wave(挥舞) my hands when I go to the toilet. On the other hand, it's not convenient. So the new smart toilet was invented last weekend by me.My new smart toilet has three buttons. They stand for three different water levels.And the water tank(水箱)always full of water. We can choose different buttons when we leave the toilet.
Hello,schoolmaster! Today I want to introduce a new invention to you. I think our teachers must be very glad to have one.
It is not only convenient but also save water.Small inventions that changed the world,do you like my new invention
It is often difficult to decide on the inventor of certain inventions. This is
invent, doubt, mention, website, all of sudden
1. Complete the passage with the correct forms of the words in the box.
Self Check
because sometimes a few people may ______ things which are nearly the same. It’s hard to tell who came up with the idea first.
Some inventions can also lead to other inventions _____________. So some people _____ whether the inventor came
invent
all of a sudden
doubt
up with the idea himself or herself. They think that the inventor used someone else’s idea to create his or her invention. That is why books or _______ usually _______ more than one inventor when giving information about inventions.
websites
mention
1. Someone stole my watch.
_________________________________
2. They used five eggs to make this big cake.
__________________________________
3. When did they invent the personal computer
__________________________________
__________________________________
My watch was stolen (by someone).
When was the personal computer invented
Five eggs were used to make this big cake.
2. Rewrite these sentences using the
passive voice.
4. They asked us not to run in the hallway.
__________________________________
__________________________________
5. Someone took the video back to the store.
__________________________________
__________________________________
The video was taken back to the store (by someone).
We were asked not to run in the hallway (by them).
Invention: _________________________
When: _________________________
Who: _________________________
Purpose: _________________________
in 2013
umbrella with a light
Li Meng
3. Find out information about an invention you would like to know more about and write sentences below.
seeing in the rain in the dark
Thank you!
