(共17张PPT)
新目标版九年级上册
Unit 6 When was it invented
Section B ( 1a-1e)
Let’s talk.
What food do you like to have
How can it/they taste？
sour
bitter
sweet
spicy
salty
tasteless
delicious
What are they and how can they taste
potato chips
lemons
ice cream
salted eggs
sweet crispy salty sour
Let’s work on 1a.
Write them under the correct pictures. Some pictures have more than one word.
salty
crispy
sour
sweet
salty
1b
sweet crispy salty sour
apple;
orange;
cake;
honey;
candy;
biscuit
......
French fries;
lettuce;
popcorn;
potato chips;
......
pizza;
potato chips;
salt;
salted fish
......
grape;
vinegar醋;
orange;
lemon;
strawberry
......
Let’s work on 1b.
What other food have these tastes
Write the name of a different food after each word.
Let’s predict.
What food are the two boys talking about
When were they invented
Who invented them
4. How were they invented Were they invented
by accident or by mistake
根据图片预测听力内容，猜测文章大意。
Let’s watch.
Were invented by mistake or by accident
How were they invented
1.When were potato chips invented
A. In 1835.
B. In 1853.
C. In 1385.
Let’s listen and choose.
2. Who invented potato chips
A. A customer.
B. A restaurant.
C. A cook.
3. How were potato chips invented
Because of the special needs of customers.
B. Because George was angry.
C. Because they’re crispy and salty.
a chef
精听：对文章细节内容再次梳理 ——when, who, how。
Listen and circle T for true or F or false.
1c
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.
T F
T F
T F
T F
T F
T F
Let’s listen and circle.
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 invented
1853
thin
crispy
really salty
Let’s listen and fill.
were ________________.
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 fried potatoes. When the potatoes came, 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!
Let’s listen and follow.
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 fried potatoes. When the potatoes came, 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!
Let’s analyze.
Boy 2 was ___________.
surprised
Boy 2 was eager(迫切的) to know ___________.
confused(困惑的)
Boy 2 was ___________.
what happened next
Boy 2 thought the history of potato chips were_______.
interesting
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 fried potatoes. When the potatoes came, 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!
Let’s analyze.
Why were potato chips invented
A customer _________ his plate of fried potatoes, because they were ____________. George cut the potatoes really, really ______. And he cooked them for ___________ until they were ________. He put lots of salt on them so they were really _______.
sent back
cut too thick
thin/thinly 薄薄地
a long time
crispy
salty
How were potato chips spread
spread from mouth to mouth
A customer _________ his plate of fried potatoes, because they were ____________. George cut the potatoes really, really ______. And he cooked them for ___________ until they were ________. He put lots of salt on them so they were really _______.
How did the potato chips taste
Who invented potato chips
When were potato chips invented
Why were potato chips invented
The History of Potato chips
When
How
Who
Why
Let’s practice.
How did the potato chips taste
Who invented potato chips
When were potato chips invented
Why were potato chips invented
The History of Potato chips
When
How
Who
Why
Model essay
Do you know how potato chips were invented
Potato chips were invented by …
Let’s retell.
sandwich
Who: John Montagu
Why: He was a gambler and had no time to eat, so he came up with the idea of putting meat or vegetables between two slices of bread so that he wouldn’t get oil on his hands when he ate the meat, and he wouldn’t need a fork to put more effort into picking up the food, which would distract him from all his gambling.
When: in the18th century
What: sandwich
How: salty, juicy
Let’s expand.
谢谢
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