(共22张PPT)
Unit 6
When was it invented
Section B (1a-1e)
一、语言能力
学习一些食物名词以及表达味觉的常用词汇：crispy, sour, sweet, salty… 能够
理清描述某种食物发明的基本框架（时间、发明者、原因、具体过程、结果等）。
二、学习能力
结合图片所给信息，描述食物以及其对应的味觉体验；能够理清听力对话中描述的
薯片的发明历史及过程；结合图片，运用被动语态对薯片的发明过程进行复述
三、文化意识
通过复述对话内容，能够说出薯片的发明历史，能够意识到身边处处有发明，小发
明也能创造大大的价值；知晓本地美食，树立文化自信，同时养成健康饮食的好习惯。
四、思维品质
在听力练习1c\1d中，通过准确判断句子正误，完成句子填空，能够说出薯片发明的
历史以及发明的过程等，在口语交际中能够使用一般过去时的被动语态谈论薯片的
发明过程和历史。
Look and fill
Yesterday I went to the supermarket
I bought many things to eat.
Do you know what I bought
lemons 柠檬
糖_______
candies
薯片________
potato chips
巧克力________
chocolate
pepper
bitter gourds 苦瓜
salted duck eggs
蛋糕_____
cake
饼干_______
biscuit
西瓜_______
watermelon
yogurt
Look and say
Activity 3
Lead to objective 1 test it
What food do you like to eat Why What food don't you like to eat Why
lemons 柠檬
糖_______
candies
薯片________
potato chips
巧克力________
chocolate
pepper
bitter gourds 苦瓜
salted duck eggs
蛋糕_____
cake
饼干_______
biscuit
西瓜_______
watermelon
yogurt
I like candies,because they are sweet.I don't like bitter gourds, because they are bitter.
√
×
sweet甜的
bitter苦的
sweet甜的
sweet甜的
crispy[ kr spi] adj.脆的
spicy[ spa si]
adj. 辣的
sour [ sa (r)] adj.酸的
crispy[ kr spi] adj.脆的
sweet甜的
sour [ sa (r)]
adj.酸的
salty[ s lti] adj. 咸的
Pre-listening
The words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word.
1a
sweet crispy salty sour
_________
_________
_________
_________
_________
_________
_________
crispy
sour
salty
sweet
salty
_________
Pre-listening
Write the name of a different food after each word.
1b
sweet crispy salty sour________
bananas
potato chips
cheese
yogurt
Try to write down more food!
Pre-listening
Do you like potato chips
Do you know how potato chips were invented
Let’s enjoy the story of the food.
Read the following sentences, predict the answers.
T F
T F
T F
T F
T F
T F
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.
错误地；无意中
最后，终于
顾客；客户
足够咸
1. Potato chips were invented by mistake. T F
2. They were invented in 1863. T F
3. The customer thought the potatoes were not thin enough. T F
4. The customer said they were not salty enough. T F
5. George wanted to make the customer happy. T F
6. The customer was happy in the end. T F
Listen and circle T for true or F for false.
1c
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
1
2
The potatoes are cut very thin.
4
3
They are cooked for a long time.
Some salt is put on them.
They become
crispy.
Retell the steps.
Do you know how to make potato chips
The History of Potato Chips
When
Who
How
Result
Why
1853
George Crum
The customer said the fried potatoes were cut too thick and sent them back to the kitchen. George was angry.
1. Cut the potatoes really, really thin.
2. Cooked them for a long time until they were crispy.
3. Put lots of salt on them.
The customer loved them and asked for more.
Finish the mind map, then retell.
Do you know potato chips
were invented
They were invented by a
______called George Crum
in .
by mistake
cook
1853
1
Retell the story
Who
When
2
One day a customer _______a plate of fried potatoes. When they came, he said they________ too ______ and sent them back to the kitchen.
ordered
were cut
What
happened
thick
3
George was so angry that he cut the potatoes really ,and cooked them for a long time until they were . Then he put lots of salt on them, so it tasted . He thought the customer would hate them.
thin
crispy
salty
What
happened
4
However, the customer them and . And we’re still eating them today.
loved
asked for more
What
happened
How much do you know about potato chips
Potato chips by many people.
It that potato chips are more than 150 years old.
Even today potato chips still by most people.
They by accident in 1853.
The inventor George Crum.
One day, he to serve fried potatoes by a customer.
When the potatoes came, the customer thought they too thick.
The potatoes for a long time until they were crispy.
some salt ________on potato chips.
are loved
is said
are
enjoyed
were invented
was called
was asked
were cut
were cooked
is put
Creative inventions
Creative invention
Creative inventions come from small things in life.
Exercises
三、根据提示完成句子
1. 这幅画是由一个名叫鲍勃的人画的。
The picture was drawn ________ a person ________ Bob.
2. 我们终于在天黑前赶到了那个村子。
We arrived at the village ____ ____ _____before it was dark.
3. 每个人都可以成为一个有用的人, 使我们的祖国更加强大。
Everyone can be a useful person to _______ ________ _________ ________.
4. 玛丽如此粗心, 以至于经常错误地拿走别人的家庭作业。
Mary is so careless that she often takes others' homework _____ ______.
5. 突然, 整个小区停电了。
_____ _____ _____ _____, the whole community had a power cut.
by called
in the end
make our motherland stronger
by mistake
All of a sudden
Excellent Good To be improved 评价项目 自我评价 同伴评价 老师评价
能够学习一些食物名词以及表达味觉的常用词汇
能够理清描述某种食物发明的基本框架（时间、发明者、原因、具体过程、结果等）
能够理清听力对话中描述的薯片的发明历史及过程；结合图片，运用被动语态对薯片的发明过程进行复述
能够理解每一个现有的发现可能都是一个美好的意外，因此在生活中要多留意，多观察，对事物保持好奇心
Thank you for listening
