(共36张PPT)
Section B
(1a-1e)
Unit 6
When was it invented
学习目标
Key words & phrases:
crispy, salty, sour, customer, by mistake
Key sentence:
—Did you know potato chips were
invented by mistake
—Wow, I didn’t know that.
Who invented them
What did they eat
Ice-cream.
What did the boy think of the ice-cream
Sweet, cool, and delicious!
Lead in
How will the bread and snack taste
Sweet and delicious.
Can you think of any other flavor
Salty, hot, bitter, sour, fresh …
Lead in
sweet甜的
crispy脆的 salty咸的
How do they taste
bitter苦的
How do they taste
hot辣的
red bayberries
peppers
sour酸的
ice-cream
How about its taste
Sweet, cool and delicious!
How do the bread and snack taste
Sweet and delicious.
Can you think of any other flavor
Salty, hot, bitter, sour, fresh …
The words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word.
1a
______ ______ ______ ______
______ ______ ______ ______
crispy
sour
salty
sweet
sweet crispy salty sour
salty
1a
The words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word.
sweet ____________________________
crispy ____________________________
salty ____________________________
sour ____________________________
Write the name of a different food after each word.
banana
watermelon
cheese
potato chips
1b
vinegar
fried chicken
salted eggs
lemon
1. Potato chips were invented by mistake.
2. They were invented in 1863.
3. The customer thought the potatoes were not thin enough.
Listen and circle T for true or F for false.
1c
T F
T F
T F
LISTENING
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
According to the listening material, how to make potato chips
Cut the potatoes into thin slices.
Fry the potato slices until they are crispy.
Put salt on the potato slices.
1. Who invented potato chips
They were invented by a cook called George Crum.
2. When were they invented
In 1853.
Listen and answer the questions.
3. What did the customer order at the restaurant
He ordered a plate of fried potatoes.
5. How did George cook the potatoes then
He cut the potatoes really, really thin and cooked them for a long time until they were crispy. And he put lots of salt on them so they were really
salty.
4. What did the customer think of the potato
chips George cooked at first
He thought they were cut too thick.
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
really salty
crispy
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
1c,1d听力材料
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
Boy1: 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!
1c,1d听力材料
Make a conversation about the invention of potato chips. Use the information in 1c and 1d.
1e
PAIR WORK
1.Potato chips were invented by mistake.
薯条是在无意中发明的。
by mistake是介词短语,意为“错误地;无意中”。如:
John took my umbrella by mistake.
约翰错拿了我的雨伞。
辨析 by mistake与by accident
2. in the end 最后，终于 (相当于finally 或 at last)
In the end, they found their teacher.
最后，他们找到了他们的老师。
I was saved in the end.
我最后获救了。
by the end常和of相连，用于指时间，意为“到……底(末)为止”
They can finish the work by the end of this month.
到这个月底的时候，他们能完成这项工作。
知识链接
at the end of可以指时间，也可指处所，意为“在……尽头，在……结束时”。
At the end of the road, you can see the shop.
在这条路的尽头，你能看到那家商店。
At the end of last term, we had an English
exam.
在上学期结束时，我们举行了一次英语测试。
enough,意为“足够的；足够地”，既是形容词，也是副词。修饰名词时放在名词的前面；修饰形容词或副词时放在后面。如：
3. The customer thought the potatoes were not thin enough.
I have enough time to finish reading the book.
我有足够的时间读完这本书。
The girl is old enough to go to school.
这个女孩上学足够大了。
② enough修饰adj.时，放在adj.之后。
enough 修饰名词时，可前可后。
4. make + 宾语 +
make + it + adj. + to do sth.
(形式宾语） （真正的宾语）
adj.(作宾补)
do sth. 使某人做某事
一、用括号内所给单词的适当形式填空。
1．Nostalgia (《乡愁》) was ________(write) by the famous Chinese poet Yu Guangzhong.
2．Do you know the teacher________(call) Zhang Lili
3．The customer said potato chips weren't________ (salt) enough.
4．Do you know when the paper________(invent)
5．Some trees ________(plant) by us last week.
written
called
salty
was invented
were planted
二、按要求完成下列句子。
6．People drink Chinese tea all over the world.(改为被动语态)
Chinese tea ________ ________ by people all over the world.
7．His mother made a big cake for his birthday.(改为被动语态)
A big cake ________ ________ for his birthday by his mother.
8．We saw Tom go to the office just now.(改为被动语态)
Tom ________ ________ ________ ________ to the office just now.
is drunk
was made
was seen to go
9．I was given a new bike on my birthday by my father.(改为主动语态)
My father ________ ________ a new bike on my birthday.
10．The boy is so strong that he can carry the heavy box.(改为同义句)
The boy is ________ ________ ________ carry the heavy box.
gave me
strong enough to
三、单项选择。
1.The woman took my bag ________ mistake.
A．for B．at C．of D．by
2.I'll be away for a long time.
—Don't worry.She can look after your pet _______.
A．careful enough B．enough careful
C．carefully enough D．enough carefully
D
C
3.The potato chips have been in the paper bag for half an hour.They are not ________ any more.
A．crispy B．sweet C．salty D．sour
4.My boss is waiting for the report, so I can't leave here ________ I finish it.
A．since B．until C．though D．if
5.Please give this book to a boy ________ Zhang Ming.
A．call B．called C．calling D．to call
A
B
B
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.
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
4. 根据句意填入合适单词。
Candy is ______, salt is ______, vinegar is _____, and potato chips are _____.
5. 翻译下面的句子。
那个厨师错把糖放进了汤里。
The cook _____sugar ______the soup ___ _______
sweet
salty
sour
crispy
put into by mistake
1.Go over the history of chips in 1a & 1d and write a short essay about it.
Homework
