英语教学课件系列
Go
for
it!
九年级
Unit 6
When was it invented?
Section B
What kind of food do you like?
1a The words in the box describe how food
can taste. Write them under the correct
pictures. Some pictures have more than
one word.
sweet crispy salty sour
__________
_____
_____
_____
crispy
salty
sour
sweet
salty
1b Write the name of a different food after
each word.
sweet ________
crispy ________
salty ____________
sour ________
banana
biscuit
potato chips
orange
1c Listen and circle T for true or F for
false.
1. Potato chips were invented by mistake. T F
2. They were invented in 1863. T F
3. The customer thought the potatoes were not
thin enough. T F
4. The customer said they were not salty enough.
T F
5. George wanted to make the customer happy.
T F
6. The customer was happy in the end. T F
1d Listen again. Complete the sentences.
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 __________.
were invented
1853
thin
crispy
really salty
1e Make a conversation about the invention
of potato chips. Use the information in 1c
and 1d.
A: Did you know potato chips were invented
by mistake?
B: Wow, I didn’t know that. Who invented
them?
A:...
Did you know potato chips were invented by mistake?
Wow, I didn’t
know that…
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.
2b Read the passage quickly. What is the
main idea of each paragraph?
MIND-MAPPING
Changing the information you read into a mind map may help you remember it more easily.
Learning strategy
Do you like basketball?
How much do you know about basketball?
basketball court
Equipment about basketball
basketball
metal hoop
backboard
net
wooden floor
2b Read the passage quickly. What is the
main idea of each paragraph?
MIND-MAPPING
Changing the information you read into a mind map may help you remember it more easily.
Learning strategy
Basketball is a much-loved and active sport
that is enjoyed by many for fun and exercise. It is over 100 years old and is played by more than 100 million people in over 200 countries. It is believed that the first basketball game in history was played on December 21, 1891. Then in 1936 in Berlin, it became an event at the Olympics.
Basketball was invented by a Canadian
Do You Know When Basketball was Invented?
doctor named James Naismith, who was born in 1861. When he was a college teacher, he was asked to think of a game that could be played in the winter. Dr. Naismith created a game to be played inside on a hard floor. Dr. Naismith divided the men in his class into two teams and taught them to play his new game. 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.
Today, the popularity of basketball has risen around the world, with many young people dreaming of becoming famous players. In China, you can sometimes see people playing basketball in parks, schools and even factories. Basketball has not only become a popular sport to play, but it has also become a popular sport to watch. Although America’s NBA games are the most famous, the CBA games are becoming more
Popular in China. The number of foreign players, including Chinese players, in the NBA has increased. There are also more and more foreign players in the CBA. Many young people look up
to these basketball heroes and want to become like them. These stars encourage young people to work hard to achieve their dreams.
Paragraph 1:
The history of basketball.
Paragraph 2:
How basketball was unvented.
Paragraph 3:
The popularuty of basketball in the world.
main idea of each paragraph
1. salty 咸 的
salty (tasting of salt) 形容词，意为“咸的；含盐的”，是由名词salt(盐)加后缀-y构成的。
►The soup is a little salty for me.
汤对我来说有点咸了。
名词+后缀-y构成的形容词：
luck—lucky health—healthy wind—windy rain—rainy taste — tasty ice —icy
snow —snowy sun—sunny
Language Points
2. Potato chips were invented by mistake.
薯条是无意中被发明的。
by mistake意为“错误地;无意中”。
►Maybe somebody took it by mistake.
可能有人错拿了它。
3. Basketball is a much-loved and active sport
that is enjoyed by many for fun and exercise.
篮球是一项备受热爱、充满活力的运动，为
了娱乐和锻炼身体，很多人都喜欢打篮球。
much-loved (be loved very much )是一个合
成形容词，意为“备受喜爱的; 深受爱戴的”。 ►People around the world are feeling sorry to
the death of the much-loved leader, Nelson
Mandela. 世人都在为这位深受爱戴的领导
人纳尔逊.曼德拉的去世而感到难过。
4. It is over 100 years old and is played by more
than 100 million people in over 200 countries.
篮球运动有100多年的历史。200多个国家
的一亿多人在打篮球。
over介词，意为“多于；超过”，在此相当于
more than。
►There are over one thousand students in the
school.
在这所学校有一千多名学生。
拓展：
over的其他用法
① over作介词，还可意为“在……上方”，强
调正上方，不接触，其反义词为under。 ►There is a bridge over the river.
河上有座桥。
② over用作副词，意为“结束”。
►Class is over.下课。
③与over相关的常见短语：
over there 在那边 get over 克服
go over 检查 all over the world 全世界
over and over again 多次；反复地
5. Basketball was invented by a Canadian doctor
named James Naismith, who was born in 1861.
篮 球 是 由 加 拿 大 一 位 名 叫 詹 姆 斯 .奈 史
密 斯 的博士发明的。他出生于1861年。
(1)这是一个主从复合句。定语从句who was
born in 1861 修 饰 先 行 词 James Naismith。
另 外，过去分词短语named James Naismith
作 后 置 定 语 ，修 饰 doctor。
(2) Canadian形容同，意为“加拿大的;加拿大
人的”。
Canadian也作名词，意为“加拿大人”。►Canadian culture is different from Chinese
culture.
加拿大的文化有别于中国的文化。
► Many of my friends are Canadians.
我的很多朋友都是加拿大人。
6. When he was a college teacher, he was asked to think of a game that could be played in the winter.
在做大学老师的时候，他被要求想出 一种能在
冬天进行的运动项目。
“could be played”为含有情态动词的被动语 态，其结构为“情态动词+ be +及物动词的过去分词”，否定形式为“情态动词+ not + be + 及物动词的过去分词”。
►All these must be finished in three days.
所有的这些必须在三日之内完成。
► Kids should not be allowed to drink.
小孩不应该被允许喝酒。
7. Dr. Naismith divided the men in his class into two teams and taught them to play his new game.
奈史密斯博士将他班里的男生分成两队并教他
们玩他的新运动项目。
divide ... into意为“把…分开；把…划分为”。
► The teacher divided our class into four groups.
老师把我们班分成四个小组。
divide up意为“分配；分享”。
► The children divided up the candy among
themselves.
孩子们把糖果分了。
8. At the same time, they need to stop the
competing team from getting the
同时，他们需要阻止对方的球队抢到球投进他
们自己的篮里。
stop sb. from doing slh.意为“阻止某人做事事”，
相当于 prevent sb. from doing sth.，在主动语态中，两者中的from均可省略，但在被动语态中不可省略。
►No one can stop us (from) carry the plan.
没有人能阻止我们实施计划。
►The water must be prevented from polluted by
us. 我们必须保护水不受污染。
9. Today, the popularity of basketball has risen
around the world, with many young people
dreaming of becoming famous players.
如今，随着许多年轻人都梦想成为著名的篮球运动员，篮球在世界各地越来越普及。
(1) popularity名词，意为“受欢迎;普及；流行”，其形容词形式popular意为“受欢迎的”。
► Her books have grown in popularity.
她的书近来大受欢迎。
(2) rise不及物动词，意为“增加;提高攀升;升
起;站起来”。其过去式、过去分词分别为
rose 和 risen。
►The sun rises in the east and sets west.
太阳从东方升起，从西方落下。
► Meat prices are still rising. 肉的价格仍然在上涨。
► The man raised his voice and I heard what I he
said. 那个人提高了嗓音，我听见了他说的话。
(3)句中“with +宾语+现在分词”构成的复合结构在句中作伴随状语。
► With winter coining on, it s time to buy warm
clothes.
冬天来了，是时候买保暖的衣服了。
“with十宾语+宾语补足语”构成with的复合结构，宾语补足语除了可以是现在分词外，还可以是介词短语、形容词、副词等。
►He came in with a smile on his face.
他面带微笑走了进来。（with十宾语+介 词短语）
►Anderson left his house with the lights on.
安德森开着灯离开了家。（with+宾语+ 副词）
(4) dream of 意为“梦想;想象”，相当于:
dream about .
►They dream of going to college.
他们梦想去上大学。
拓展：dream的用法
①dream作及物动词时，后接名词、代词或
that从句作宾语。
►He dreamed a sweet dream. 他做了一个美梦。
② dream作可数名词，意为“梦;梦想”。
► His dream will come true next year.
他的梦想明年将会实现。
10. Many young people look up to these basketball
heroes and want to become like them.
许多年轻人崇拜这些篮球英雄，并且想成为像
他们那样的人。
(l) look up to意为“钦佩;仰热”。
►We all look up to the learned and modest
professor.
我们都很尊敬那位博学而又谦逊的教授。
► He is a movie star whom I look up to.
他是我崇拜的电影明星。
look up to还可意为“抬头看；仰望”。
►He looked up to the sky and seemed to be thinking.
他抬头望向天空，好像在思考着什么。
(2) hero可数名词，意为“英雄；男主角”，其
复数形式为在词尾加-es。
► He is a hero in my heart.
在我的心里他是个英雄。
Negro —Negroes (黑人）
potato — potatoes (土豆）
tomato —tomatoes (西红柿)
拓展：
其他常见以o结尾加-es变复数的名词
11.These stars encourage young people to work
hard to achieve their dreams.
这些明星激励着年轻人为了实现他们的梦想
而努力奋斗。
encourage动词，意为“鼓励；激励；支 持”
常用结构 encourage sb. to do sth.“鼓励 某人
做某事”。
► Parents should encourage children to do things by themselves.
父母应该鼓励孩子独立做事。
achieve及物动词，意为“实现;完成”。
►He could not achieve his goal.
他未能实现他的目标。
辨析：
achieve与come true
► I believe I can achieve my dream.
我相信我能实现我的梦想。
► I hope my dream will come true.
我希望我的梦想会实现。
2c Complete the mind map with the
information in the passage. What else
can you add to the mind map?
Game
• Played inside on a hard ______
______ teams
get _______ into other team’s ______
floor
two
the ball
basket
Popularity
• Played by _________________ people
over ______ countries
more than 100 million
200
Development
• invented by _______________
first game on __________________
became Olympic event in _______ in the
year ______
most famous games: _________
popular games in China: __________
James Naismith
December 21, 1891
Berlin
1936
NBA
CBA
2d Use the mind map to summarize what
you and your partner remember about the development of basketball. Use the following questions to help you.
Who invented basketball and how is it played?
James Naismith. It is played inside on a hard floor. Players on the same team must work together to get the ball in the other team’s basket. And they need to stop the competing team from getting the ball into their own basket.
2. When was the first basketball game in
history played?
On December 21, 1891.
3. Why were the Berlin Olympics important
for basketball?
Because it made basketball become an
event at the Olympics.
4. What are the professional basketball groups
in America and China?
NBA and CBA.
5. How popular is basketball?
It is over 100 years old and is played by
more than 100 million people in over 200
countries.
2e What do you think of famous
basketball players? Make a list
of good and difficult things about
being a famous basketball player.
3a Think of something that you do not like
to do. Then think of an invention that
could help you. Make notes.
• Problem: _______________________
New invention: __________________
What it is used for: ______________
quickly taking notes in class
a special pen
3b Imagine you are a business person. Write
a description of your new invention. Try
to sell the invention to the class.
This special pen was invented by Liu Jie. It has three colors and is used for …
练习
写作：

典例导引
计算机在我们的生活、工作中的作用越来越大，你知道计算机的起源与发展吗？请结合计算机的发明时间(1946年）、外形、用途等方面,谈一下它的发展变化，并说明你对未来计算机的畅想。
要求：
1.意思连贯,语句通顺;
词数不少于80。
Computer
__________________________________________________
__________________________________________________
__________________________________________________
__________________________________________________
__________________________________________________
__________________________________________________
这是一篇事物介绍类的说明文，根据题目提示可考虑采用下面的模板。
计算机
引出话题
介绍发明
畅想未来
... important in our daily life.
时间:The computer was invented
in ...
外形：... was huge.
用途:send some messages ... open ...
I think computers are going to ...
Computer
Computers are becoming more and more important in our daily life. ① Do you know when the computer was invented ? ②
The computer was invented in 1946. At that time , it was huge. With the development of science and technology, the computer has grown smaller. Now there are many kinds of computers, such as personal computers and laptops. The computer is a very useful tool in our life.
For example ③ , it can send some messages to foreign friends by e-mail. What's more , it can share information with others through the World Wide Web. We can also listen to music or play the game on computers. It makes us relax.
It’s hard to imagine what our life would be like without computers. I think computers will be more convenient and they are going to change our life completely in the near future.④
点评：
① Computers are becoming more and more important in our daily life.
开门见山，点出主题。
② Do you know when the computer was
invented ?
语言过渡自然。通过一个疑问句，将写作
方向转到介绍计算机的发展史上。
③ for example, what‘s more 等短语的使用使
得更有说服力。
④ I think computers will be more convenient
and they are going to change our life
completely in the near future.
对未来计算机提出展望， 以此收尾显得自
然流畅。
(2013•南宁) Don’t drink the soup. It smells
_____.
A. nice B. delicious C. salty D. terrible
2. (2013 •黔东南州）About over 80 years ago, Mickey Mouse first ed in the cartoon. ____
A. more than B. less than
C. at most D. at least
D
A
I. 单项选择。
3. (2013 •齐齐哈尔）The Great Green Wall
can stop the wind and sand _____ to the rich
land in the south of China.
A. move B. to move C. from moving
4. Miss Wang divided her students _____ two
groups.
A. for B. into C. at D. from
C
B
5. I took the wrong train ______. I didn’t even
know it until half an hour later.
A. by mistakes B. by mistake
C. with mistake D. with mistakes
6. I found the key ______ when I was cleaning
the room.
A. with accident B. by accident
C. with mistake D. by mistake
B
B
II.用所给词的适当形式填空。
daily
1. Now computers are widely used in our
______ (day) lives.
2. He mentioned _________ (hear) from her
often.
3.The soup is very _______ (salt) because my
mother put lots of _____ (salt) on it.
4. Since then, the ___________ ( popular ) of
basketball has risen quickly.
5. I have worked here for _______(near) two
years.
hearing
salty
salt
popularity
nearly
Finish writing the letter in 3b.
Master the words and expressions
in this unit.
Homework
Thank You!