Unit 6 When was it invented? Section B (1a-1e)教案

中小学教育资源及组卷应用平台
Unit 6 When was it invented？
Section B 1a-1e教案
【教学目标】
1. 语言知识目标：
1) 能掌握以下单词：crispy, salty, sour, by mistake, customer
2) 能掌握以下句型：
Potato chips were invented by mistake.
2. 情感态度价值观目标：
了解世界上一些对人类有着重大意义的发明的相关信息，开阔学生的眼界，养成勤于思考，善于发现的好习惯，培养学生的创造精神。
【教学重难点】
1. 教学重点：
1) 掌握本课时出现的生词及用法。
2) 进行听力训练，提高综合听说能力。
3) 阅读短文，获得相关信息，提高学生们的综合阅读能力。
2. 教学难点
听力训练
【教学过程】
【课程导入】
Step 1 Warming up
1.Free talk
How does the food taste Do you like it/ them
Please list some food with kinds of taste
【课堂活动】
Step 2 Talking
Work on 1a
1. Tell Ss that the words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word.
2. Ss work with their partners and try to write some proper words under the pictures.
3. Let some Ss read their answers. Try to remember the new words.
Work on 1b
1. Let some Ss read the adjective words in the box. Make sure they all know the meaning of each word.
2. Ss discuss with their partners. Try to write the name of a different food after each word.
3.Talk about the food with your partner
Step 3 Listening
Work on 1c
1. Tell Ss the conversation is about how the potato chips were invented. The story is very interesting.
2. First, let one Ss read the sentences in 1c. Make sure they know the meaning of each sentence.
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 custom was happy in the end.
3. Play the recording for the Ss. Listen for the first time. Play the recording again and judge T or F.
Keys: T, F, T, F, F, T
4. Listen and answer the questions.
1. Who invented potato chips
2. When were they invented
3. What did the custom order at the restaurant
4. What did the custom think of the potato chips George cooked at first
5. How did George cook the potatoes then
Work on 1d
1. Let Ss read the article in 1d first. Tell Ss to listen again and fill in the blanks with the right words.
2. Play the recording again for the Ss to listen and write the words.
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 ____.
Keys: were invented, 1853, thin, crispy, really salty
Step 4 Pair work (1e)
1. Work in pairs. Make a conversation about the invention of potato chips. Use the information in 1c and 1d.
2. Ask some pairs to act out their conversation in front of the class.
Step 5 Language points
1.The customer said that they were not salty enough.顾客说它们不够咸。?
salty enough在此意为“足够咸的”。enough ?adj.?“足够的”，修饰可数名词或不可数名词，可以放在名词前面，也可以放在名词后面；?adv.?“足够地”，修饰形容词、副词、动词，并放在其后。?
He ran fast enough to catch the thief.?他跑得飞快，足以抓住那小偷。
2.The customer was happy in the end.最后顾客很高兴。?
in the end意为“最后”，相当于at last/finally，易混词组at the end of意为“在……的末尾”。?
If you work hard, you’ll succeed in the end。 你如果努力工作，最终会取得成功的。
【课堂小结】
1.We have learnt the following words and sentences:
Words: crispy, salty, sour, by mistake, customer, the Olympics, Canadians, divide,
divide…into…, basket, popularity, look up to, hero, professional, Berlin
Sentences: ①Basketball is a much-loved and active sport that is enjoyed by many for fun and exercise.
②It is believed that the first basketball game in history was played on December 21, 1891.
2. We’ve learnt to talk about the taste of the food!
3. We’ve listened for specific information
【课堂训练】
PPT
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