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

(共23张PPT)
When was it invented
Unit 6
Can you guess the taste
crispy
salty
sour
hot
bitter
sweet
______ ______ ______ ______
______ ______ ______ ______
crispy
sour
salty
sweet
sweet crispy salty sour
salty
Discusion:
e.g.They are crispy and salty.
1a
sweet
crispy
salty
sour
Fill in the blanks with words in the box.
sour
sweet
crispy
salty
sweet
salty ________________________
1b
Write the name of a different food after each word.
sour ________________________
crispy _______________________
sweet _______________________
banana
candy
apple
biscuit
potato chips
potato chips
vinegar
lemon
The History of Potato Chips
The story was back in1853.One day,a customer came into the restanrant where Geoge worked,
he ordered (订购) a plate of fried(油炸的) potatoes.But he said they were too thick and sent them back to the kitchen.Geoge 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.The customer loved them and told the others，and soon everyone was ordering them.
1. The potato chips were invented by mistake.
2. They were invented in 1863.
3. The customer thought the potatoes weren’t thin enough.
4. The customer said they weren’t salty enough.
5. George wanted to make the customer happy.
6. The customer was happy in the end.
listen and circle “t” or “f”.
T
F
T
T
T
T
T
F
F
F
F
F
Listen again and complete the sentences.
The history of chips
_____________ that potato chips were invented by mistakes Chips _____________ by a chef called George Crum. They were invented in ______ .George Crum cooked them for a long time until they ___________ . And he sprinkled lots of salt on them so they were ___________.
(1)
(5)
(3)
(4)
(2)
Did you know
were invented
1853
were crispy
really salty
Group work
Retell the story about the invention of potato chips in group of four. Use the information in 1c and 1d.
1e
PAIRWORK
Role play the conversation about the invention of the potato chip.
Model
A: Did you know potato chips were invented by mistake
B: Wow, I didn’t know that. Who invented them
A: …
1e
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: …
Explanation
1. Potato chips were invented by mistake.
mistake 作名词 “错误，误会”。也可以作动词 “弄错，犯错”。常见形式有：
make a mistake 出错
eg: You have made a mistake here.
mistake…for… 错把……当作……
eg: They mistook him for his brother.
by mistake 错误地
eg: They sent the letter to me by mistake.
2. Geroge wanted to make the customer happy.
make表示“使……怎么样”，其后常带复合宾语。常见结构为：主语+make+宾语+名词/形容词(做宾补)。
The boss can make the young man a rich man.
3. 复合名词复数的构成
potato chips是一个复合名词，其中第一个名词用作定语修饰后一个名词，这样的例子有很多，如: alarm clock, telephone number等。
知识拓展
复合名词变复数的规则，你一定要牢记啊！
◎通常只把主体名词变为复数
school friend—school friends(校友)
apple tree—apple trees(苹果树)
vegetable sandwich—vegetable sandwiches(蔬菜三明治)
◎如果没有主体名词，在最后一个名词上用复数。
good-for-nothing—good-for-nothings
（饭桶、无用的人）
three-year-old—three-year-olds（三岁的孩子）
◎由man, woman和另外一个名词构成的复合名词，两个部分都要用复数。
man teacher—men teachers(男教师)
gentleman farmer—gentlemen farmers
（乡绅）
一、选词填空。
smell, remain, ruler, boil, national
1. October 1st is ________ Day in China.
2. Humans are the _____ of the earth.
3. When fish goes bad, it ______ terrible.
4. They _________ in that forest for a year.
5. Water _____ at 100℃.
National
rulers
smells
remained
boils
二、根据汉语提示完成句子。
1. I found the key __________ (偶然) when I was cleaning the house.
2. The May 4 Movement _________ (发生)
in Beijing in 1919.
3. He’ll succeed ____________ (毫无疑问) this time.
4. ____________ (据说) Shen Nong was the first to discover tea as a drink.
5. Tea _____________ (被带到) Korea and
Japan during 6th and 7th centuries.
took place
by accident
without doubt
It is said that
was brought to
1. All the students in my dormitory enjoy playing football. (同义句转换)
Football ___ _______ by the students in my dormitory.
2. When he was seventy, William decided to go to college. (同义句转换）
At the ____ of seventy , William made a ________ to go to college.
is enjoyed
age
decision
句型转换
3. Kate took good care of the baby yesterday evening. (改为被动句）
The baby ____ _____ _____ ____ ___ by Kate yesterday evening.
4. The suspect(嫌疑人) was seen to leave the building in a hurry by him. (改为主动句)
He ____ the suspect ______ the building in a hurry.
saw leave
was taken good care of
5. Did you turn off the TV last night (改为被动句)
____ the TV ______ ___ by you last night
6. The old woman didn’t leave before the young man came back to take his bike. (同义句转换)
The old woman ____ ___ leave _____ the young man came back for to take his bike.
Was
turned off
did not
until
Write a short passage about the history of potato Chips.