Unit 6 When was it invented? SectionB 1a-1e 课件 +嵌入音频(共25张PPT)

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人教新目标Go For It九年级英语全册
Unit6 When was it invented？ SectionB 1a-1e
学习目标
1. 学生能够描述食物的味道，并能根据味道将食物分类；
2. 学生能够梳理阐述potato chips的出现及发展过程；
3. 学生能够自主了解多种食物的出现及发展过程。
自学反馈
Can you name any sour food
oranges
hawthorn fruit
dried plum
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自学反馈
Can you name any crispy food
fried peanuts
cookies
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sweet ____________________________
crispy ____________________________
salty ____________________________
sour ____________________________
Write the name of a different food after each word.
banana
apple
Beijing Duck
potato chips
1a
grape
candy
cookie
salt
salted fish
lemon
biscuit
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自学反馈
Can you name any sweet food
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自学反馈
Describe how the food tastes.
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自学反馈
Can you name any salty food
pickled vegetable
(泡菜)
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______ ______ ______ ______
______ ______ ______ ______
crispy
sour
salty
sweet
cold
delicious
sweet crispy salty sour
salty
adj. 脆的；酥脆的
adj. 酸的
adj. 咸的
fresh
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1. Potato chips were invented by mistake.
2. They were invented in 1863.
3. The customer thought the potatoes were not thin enough.
Circle T for true or F or false.
1b
T F
T F
T F
无意中
n. 顾客
n.
n. 顾客
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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
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Do you know how sandwich was invented
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1.by mistake 错误地
e.g.I took your pen by mistake
make mistakes 犯错误
2.in the end =at last
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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 __________.
Complete the sentences.
were invented
1853
1c
thin
crispy
really salty
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Discussion
What kinds of delicious food does your hometown have
Have you ever eaten hot pot
Hot pot is a feature (特色）food of Chongqing. When the Chongqing natives get together with their friends, most of them would like to choose hot pot as their dinner. Hot pot is famous for its spicy and hot （麻辣）， If you are adventurous （有冒险精神）enough, you can cook anything with hot pot .
Love food, Love hometown, Love life!
爱美食，爱家乡，爱生活！
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It is said the sandwich was invented in England in the 18th century by John Montagu, 4th Earl of Sandwich.
He asked his servants to prepare a chunk (大块) of meat between two slices of bread, so that he could carry on gambling without stopping to eat.
拓展阅读
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Listen again. Complete the sentences.
1d
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
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1.by mistake为介词短语，意为“无意中；错误地”,
相当于accidentally。
例句：
I missed the school bus by mistake this morning.
今天早上我无意中错过了校车。
I took your pen by mistake. 我错拿了你的钢笔。
Language Points
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【拓展】
mistake还可以构成短语：
make a mistake/make mistakes犯错误；
mistake…for… 把……错认成……。例句：
Don’t make mistakes any more. 别再出错了。
I mistook her for our English teacher.
我把她错认成我们的英语老师了。
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2.The customer thought the potatoes were not
thin enough. 顾客认为土豆不够薄。
单词enough修饰名词时，不需要倒装.
如: 我有足够的钱。
餐厅里的食物不太够。
There isn’t enough food in the dinning hall.
其修饰形容词、副词要倒装。
He wrote carefully enough to get the award of the
competition.
I have enough money.
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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: ...
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1e
Ⅰ. 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.
was invented
seeing
was made
was discovered
should be cleaned
Exercises
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Ⅱ. 翻译句子。
1.顾客最后终于高兴了。
The customer was happy ________________.
2.这个顾客说这个薯条不够脆。
The customer said that the potato chips weren’t ____________.
3.乔治想让顾客高兴。
George wanted _______________the customer ____________.
in the end
crispy enough
happy
to make
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2. 薯片是一个名叫乔治·克拉姆的厨师发明的。
Potato chips _______ _______ _______ a cook _______ George Crum.
3. 而且他在它们上面放了很多盐。
And he _______ lots of salt _______ them.
Ⅲ. 完成句子。
1. 薯片是由于失误而被发明的。
Potato chips ______ ______ ______ ______.
were
invented
by
mistake
were
invented
by
called
put
on
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If we are good at observing and thinking,everyone can be inventors in our lives.
如果我们善于观察，勤于思考，
每个人都能成为生活中的发明家。