Unit 6 When was it invented? Section B (1a-1e)课件(共23张PPT)

(共23张PPT)
Unit 6 When was it invented
Section B (1a-1e)
Learning goals
By the end of this period , you will be able to
1 . Memorize new words :
sour , crispy , salty , by mistake , customer , in the end .
2. 掌握以下句型：
Potato chips were invented by mistake.
George wanted to make the customers happy.
3 . after listening the tapes , talk about how potato chips were invented with help of picture .
Let’s talk
potato chips lemon ice-cream salted duck egg
How about its taste Is it sweet / salty /sour/crispy Do you like them
lollipop
marshmallow
How do they taste
They taste sweet .
sea sedge
shrimp chips
How do they taste
They taste crispy .
salted cucumber
salted long bean
salted duck egg
salted garlic
How do they taste
They taste salty .
haw
How do they taste
They taste sour .
Taste also can help us know whether food is good or dangerous .
You are what you eat .
Do you have a sweet teeth
Have you ever heard of any invention about food
What do you know about any food invented by mistake
意外地
Listen again and complete the sentence
1d
were invented
1853
thin
crispy
really salty
Do you know how to make potato chips now
Peel the potato
Cut the potato really thin
Cook them for a long time until they are crispy
Put them on a plate
put some salt or pepper on them
Then you can enjoy the salty and crispy potato chips
Listen again and answer the questions .
1. What did the customer order at the restaurant
2 . Why were they sent back to the kitchen
3 . How did the cook /chef feel and what did he do with the potatoes then
He ordered a plate of fried potatoes .
Because they were cut too thick .
He was angry , so he cut the potatoes 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 .
Boy 1: Hey, did you know that potato chips were invented by mistake
Boy 2: Really What do you mean
Boy 1: Well, here on the bag it says that they were invented by a cook called George Crum .
Boy 2: When was that
Boy 1: Oh, it was back in 1853 .
Boy 2: So, why was it an accident
Boy 1: Well, one day, a customer came into the restaurant where George worked . He ordered a plate of fired potatoes . When the potatoes come , he said they were cut too thick and sent them back to the kitchen.
Boy 2: So what happened
Boy 1: Well, 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.
Boy 2: And
Boy 1: 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 .
Boy 2: And we're still eating them today . What a cool story!
chef
potato chips
Who : George Crum
Taste : salty/crispy
How they were invented by accident
Rewrite
When : 1853
The story behind it ：What did a customer do
What did George Crum do
What happened in the end ？
It is said that the potato chips were invented by a chef named George Crum in 1853 .
One day , a customer....
George Crum…
Feeling
Language points
2. in the end 最后，最终，同义词组at last / finally
at the end of 在……的末尾
by the end of 到……末为止
1. by mistake 错误地
e. g. : He took my umbrella by mistake.
他错拿了我的伞。
e. g. : They won in the end/at last/finally.
根据首字母提示补全单词
1. The potatoes are c____
2. Please add some s____ to the noodles.
3. Potato chips were invented by m_______.
4. C__________ come first.
5. The lemon is very s______.
rispy
alt
istake
ustomers
our
The end