Unit 6 When was it invented?Section B(1a-1e)课件(共33张PPT，含内嵌音频) 人教版英语九年级全册

(共33张PPT)
Unit 6
When was it invented
Section B (1a-1e)
1. To learn some words to describe how food can taste
crispy, sour, sweet, salty
2. To listen for specific information
3. To talk about the history of potato chips, using passive voice
Lead in
There are so mang things on sale .(打折出售)
Do you want to buy something to eat
potato chips
Lemons
candies
chocolate
cake
salted duck egg
weilong Latiao
black coffee
What are they
Different foods have different tastes (味道）。
Lemon
yogurt
How do they taste
They are/taste sour.
vinegar
酸的 [ sa ]
sour
How do they taste
They are/taste sweet.
chocolate
cake
candies
甜的[swi:t]
sweet
They taste crispy and salty.
potato chips 薯片
biscuits 饼干
脆的[ kr sp ]
咸的[ s lt ]
How do they taste
Weilong tastes spicy/hot.
Can you think of any other flavor (n.味)
bitter
苦的[ b t ]
spicy
辣的
[ spais ]
Black coffee tastes bitter
sweet [swi:t] 甜的
bitter [ b t ] 苦的
crispy [ kr sp ] 酥脆的
spicy [ spais ] 辣的
sour [ sa ] 酸的
salty [ s lt ] 咸的
Read together
speak out their tastes as soon as possible
candies
Black coffee
potato chips
cakes
watermelon
match
1a
sour sweet salty crispy
salty
sour
sweet
salty
The words in the box describe how food can taste, Write them under the correct pictures.Some pictures have more than one word.
crispy
salty
delicious
tasty
yummy
words: sour,sweet ,bitter ,spicy/hot,salty (酸甜苦辣咸)
delicious, tasty, yummy
sentences: 主语+ be/taste+adj.
crispy
salty
potato
Guess what food Zhongyuhan likes best
delicious
Key words
Note-taking
How to do listening
Guessing
听前先通读问题然后根据问题及图片预测内容，再带着问题有目的听。
如：时间、地点、人物、身份、数字等
写不赢时、要做计算时适当做些自己能看懂的标记
1. Potato chips were invented by mistake.
2. They were invented in 1863.
3. The customer thought the potatoes were not thin enough.
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.
Listen and circle T for true or F or false.
T F
T F
T F
T F
T F
T F
n. 顾客
错误地；无意中
What are they talking about
too thick
1c
Listen and circle T for true or F for false.
T F
1. Potato chips were invented by mistake.
2. They were invented in 1863.
T F
3. The customer thought the potatoes
were not thin enough.
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
T F
1853.
thin
didn’t want
Listening
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
Let's read the conversation
read again pay attention to passive voice ( past tense).
When : in ______
Where: in a _____
Who : a _____called George Crum
How: A customer came into a restaurant.He_______fried potatoes .When the potatoes came , they were_____ back to the kitchen because they were too____.But this made the cook was_____,so he cut the potatoes really____and cooked for a long time until they were_____,and he____lots of salt on them,so the potatoes tasted really_____.He thought the customer would ___ them.
Result :The customer____ them so much that he _____for more and told others.
history
of
potato
chips
1893
restaurant
cook
sent
thick
angry
thin
crispy
put
salty
loved
asked
hate
According to the listening conversations, complete the mind map.
ordered
1.总结描述：主题句+故事涉及的人物、时间、地点等。
记叙文
2.具体描述：事件发生的原因、经过、结果。
Let me tell you something about the history of potato chips .They were invented by mistake...
One day ,a customer came into a restaurant .He...
3.结尾 : 呼应上文
What a cool mistake! Thanks to it, we can enjoy the delicious food .
故事
challenge----story-telling
Ladies and gentleman ,let me tell you something about the history of potato chips .They were invented by mistake...
4.mix with flour
challenge----- making potato chips
2.wash...in water
3.boil... for some time
5.Fry ...till crispy in the pan
6.Put salt on fried potatoes
Do it
by yourself!
1.Cut ...thin
Potato chips are really delicious so we all like them.
But are they healthy
A close mouth catches no flies.
病从口入
So we should choose wisely and develop good eating habits .
What have we learned
potato chips' journey
Learning
telling
making
summary
Homework
合作性作业：Tell the history of potato chips to your classmates .
梯度作业：Do the exercises in students’ book.
实践性作业：Make some potato chips for your parents.
Thank you!
1. - Mom, the milk has turned ________.
- Oh, sorry. I forgot to put it in the fridge.
A. sour B. sweet C. cold D. hot
2. - What have you bought, Mom It _______ good. I can’t wait to try it.
- Your favorite fried chicken. Come and eat it!
A. feels B. sounds C. smells D. tastes
3. - I’m sorry that I’ve taken your pen instead of mine______.
- Oh, it doesn’t matter. They look quite similar.
A. for sure B. at first C. by mistake D. in person
4. ______ that knowledge without practice makes but half an artist.
A. It believes B. It’s believed C. It believed D. It’s believing
Exercise
Who invented potato chips
George Crum.
What's it about
It 's about the history of potato chips .