Unit9 When was it invented?
Period3 Section B 1a—3a Li Danping
Teaching aims:
Grasp these vocabularies: crispy, salty, sour, by mistake chef, sprinkle, by accident, beverage, according to, ancient, legend, Shen Nong, bush, fall into, remain, notice, produce, pleasant, mixture, in this way
Students know the history of potato chips and tea.
Ability goals:
Enable the students to learn how potato chips and tea were invented.
Important/ Difficult points
Reading and understanding of the passage “Who invented tea?”
Teaching design
Teaching procedures
Purpose
Step1: Warming-up
Enjoy a video: the culture of tea
通过观看录像了解一些茶文化。引入到本节课英语学习的情境中。
Step2: Presentation
Talk about the pictures and learn some adjectives to describe how food tastes and some phrases
通过图片，帮助学生学习新词汇及重点短语。
Step3: Listening
Listen and do true or false
Listen again and complete the sentences
Finish the chart and make dialogues.
让学生学会听录音时抓关键词。
Step4: Reading
Ask the Ss to read the passage about tea and then deal with the questions.
Listen and read after the tape, pay attention to some important phrases.
Retell the story according to the picture of words.
设置问题，培养学生的阅读能力。
通过细读，培养学生掌握文章细节信息的阅读技能。
通过记忆图帮助学生复述课文。
Step5: Homework
巩固知识点。
课件26张PPT。Unit 9 When was it invented? Period 3 Section B: 1a-2c, 3a sweet -How does it taste?
-It tastes…ice cream sour -How do they taste?
-They taste…lemonscrispy and salty-How do they taste?
-They taste…potato chips脆的,易碎的咸的,含盐的苦瓜bitter-How does it taste?
-It tastes…peppers-How do they taste?
-They taste…hot sweetcrispysaltysweetsourbitter(苦的)Tell what they are and how they taste.potato chipslemonice creamteaFill in each blank with the correct word given.crispy sweet salty sour1. I don’t like eating chocolate. It taste is too
.
2. Mom added salt but it still wasn’t
enough.
3. I prefer lemons to oranges. I like the
taste.
4. She likes cookies. They are hard,
dry and easily broken.sweetsaltysourcrispy-What kind of food do you like?-I like food that tastes…
salty 咸的,含盐的
sweet 甜的
crispy 易碎的,脆的
sour 酸的,酸味的
bitter 苦的
hot 辣的
awful 可怕的
nice 好的
delicious 美味的
a chef = a cookI think a good chef can cook a lot of delicious food.
And they often invent some new food.Who can make delicious food?Maybe he is cooking something delicious.Now he is sprinkling some salt on the pancake.sprinkle sth on sth把…撒在…上2a.Listen and circle “T” (for true) or “F” (for false).Potato chips were invented by mistake.
They were invented in 1863.
The customer thought the potatoes weren’t thin enough.
The customer said they weren’t salty enough.
George wanted to make the customer happy.
The customer was happy in the end.T F
T F
T F
T F
T F
T FThe history of the potato chipsThe history of chips that potato chips were invented by mistake? 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
. Did you knowwere invented1853were crispyreally salty2b: Listen again. Complete the sentencesBoy 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 chef called
George Crum.
Boy 2: When was that?
Boy 1: Oh, it was back in 1853.
Boy 2: So, why was it an accident?
Boy1:Well, one day a customer in the restaurant
where George worked sent back his plate of fried
potatoes because he said they were cut too thick.
Boy 2: So what happened?Section B2a,2bSection B2a,2bBoy 1: Well, George was in a bad mood, so he cut the potatoes really, really thin, and he cooked them for a long time untill they were crispy. And he sprinkled 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-sliced, crispy, salty potato chips.
Boy 2 :And we are still eating them today. What a cool story!
Boy 1: Yeah.Tape Scripts:A: Did you know potato chips were invented by mistake?
B: Wow, I didn’t know that. Who invented them?
A: …Read 2b,finish the chart and make dialogues.George CrumIn 1853By mistake. Cooked, sprinkled… on, salty
Who invented tea?It’s the most traditional beverage
in China.green tea black tea 红茶 milk tea 饮料Tea has a long history.There’s an ancient legend about tea.古代传说Read the article and write answers to the questions.What is the article about ?
It is about the invention of tea.It was invented over three thousand
years ago.
It was invented by the Chinese emperor
Shen Nong.It was invented by accident.3. Who was it invented by?4. How was it invented?
2. When was it invented? Did you know that tea, the most popular drink in the world (after water), was invented by accident? Although tea wasn’t brought to the Western world until 1610, this beverage was discovered over three thousand years before that.
According to an ancient Chinese legend, the emperor Shen Nong discovered tea when he was boiling drinking water over an open fire. Some leaves from a nearby bush fell into the water and remained there for some time. The emperor noticed that the leaves in the water produced a pleasant smell. Later he decided to taste the hot mixture. It was quite delicious. And in this way, one of the world’s favorite drinks was invented.Who invented tea?3a1. most popular drink 10. was delicious5. by emperor SNdiscovered2. by accident invented3. until 1610 brought 4. over 3000 years agoboilingover an open fire 6fell intothe water 7producedpleasant smell8taste the hot mixture 9discovered1.Go over the history of chips &tea and write a short essay about it.
2.Look for the invention of tea by the Internet. Then copy the information on paper. Homework
by accident
beverage
according to
ancient
legend
Boil
in this way
偶然; 意外n.饮料根据; 按照adj. 古代的;古老的n.传说;传奇故事v. 煮沸;烧开bush
fall into
remain
produce
pleasant
n. 灌木落入; 陷入v.保持; 剩余; 残余v.生产; 制造; 产生adj.舒适的;
令人愉快的用这种方法an ancient Chinese legend一个古老的中国传说drinking water饮用水Words and expressions:I want to invent a kind of food. It is as ______ as sugar. It is as _______ as potato chips. It is a little _______ like lemons. But I won’t _______ too much salt on it. I don’t want it to be too _____. I think one day I will invent it by ________.sweetcrispysoursaltymistakeIf I were a chefKFC food is junk food, because it’s unhealthy. Try to eat less this kind of food, or you will get fatter.sweetcrispysoursprinklesaltymistakeHow was the leaves discovered
by him?There’s an ancient legend. sweet-How do they taste?
-They taste…cookies
