人教版九年级全册Unit 6 When was it invented？SectionB 1a-1e 课件(共27张PPT，无音频)

(共27张PPT)
Section B 1a---1e
eat-lovers
sweet, cool, delicious
sour
lemons
sweet
-How do they taste
-They taste…
What are they called in English
cookies
bitter 苦的
['b t ]
黄莲 coptis
Coptis
苦瓜 bitter melon
黄莲
hot / spicy
salty
crispy
sweet:
sour:
salty:
crispy:
banana, watermelon, cake
grape, lemon , hawthorns
pizza, salted fish , salted eggs
popcorn , potato chips
Write just two names of different food after each taste.
哪一种食物是甜的？
酸的？ 咸的 脆的？
crispy and salty
-How they taste
-They taste…
potato chips
What are they called in English
They were invented by a cook called George Crum.
But he invented them by mistake.
Do you know the history of potato chips
=by accident
/kr m/
When were potato chips invented
Where did George work
Listen and answer the questions.
They were invented in 1853.
He worked in a restaurant.
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
1d Listen again. Complete the sentences.
really salty
Read the passage again and tell us how to make potato chips.
Are they healthy food Why
First , cut the potatoes really ,really thin.
Then, cook them for a long time until they are crispy.
Finally, put lots of salt on them so they are really salty
The customer loved them so much that he asked for more. he told---. So - ordered----
As a result
He thought the customer would hate them.
Why
by accident, ----sent back---, because---. But ---angry, so ---cut----and cooked ---for---until----.And---put ---on ---so-----.
How
a cook called George Crum
Who
in 1853
When
A:Do you know potato chips were invented by accident
B: Wow, I didn’t know that. Who invented them
A: George Crum did. It was invented by a cook.
B: How did he invent them A: …
B: Why did he do it like that A: …
Do you know how sandwiches were invented
It is said the sandwich was invented in England in the 18th century by John Montagu. He asked his servants（仆人） to prepare a chunk ( 大块) of meat between two slices of bread, so that he could keep on gambling(赌博） without stopping to eat.
Summary (小结)
1.Do you know the meanings and how to use the following words
crispy, salty ,sour…
by mistake
2.What have you learned from the invention of potato chips
Task7.
In a word:
“Small inventions changed the world by accident”.
Junk food isn’t good for our health, although it tastes good. Try to eat less this kind of food, or you will get fatter.
crispy sweet salty sour
1. I don’t like eating chocolate. It tastes is too
.
2. Mom added salt but it still wasn’t
enough.
3. I prefer lemons to oranges. I like the
taste.
4. She likes cookies. They are hard,
dry and easily broken.
sweet
salty
sour
crispy
一.根据汉语意思完成句子，每空一词 （6分）
1．薯条是错误地被发明的。
Potato chips were invented _______ ________.
2．你知道是谁发明的薯条吗？
Do you know ________ __________ potato chips
3.它们是被一名厨师发明的。
They ______ ______by a _______.
达标检测
Task8.
用所给词的正确形式填空。
1. The TV ____________ (invent) around 1927.
2. They are used for _______ (see) in the park.
3. This kite _________ (make) by Uncle Wang.
4. Tea ______________ (discover) a long time
ago.
5. Our classroom _________________
(should clean) every day.
should be cleaned
seeing
was discovered
was made
was invented