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Unit 6 When was it invented
Section B 1 (1a-2e)
一、Teaching aims：
1. Knowledge Objects：
1) Key words：crispy, salty, sour, by mistake, customer, the Olympics, Canadian, divide, divide…into, basket, popularity, look up to, hero, professional
2) Sentences：
① Potato chips were invented by mistake.
② It is believed that the first basketball game in history was played on December 21, 1891.
③ Dr. Naismith divided the men in his class into two teams and taught them to play his new game.
④ At the same time, they need to stop the competing team from getting the ball into their own basket.
⑤ These stars encourage young people to work hard to achieve their dreams.
2. Moral Objects：：
Understanding the world for humans have a significant invention related information, broaden their horizons, to develop diligent in thinking, good at finding the good habit of, the cultivation of students' creative spirit.
二、Teaching Key Points and Difficulties
1. Key Points：
1) Master the new words and usage in this class.
2) Listening training, improving the ability of listening and speaking.
3) Read the passage and get the relevant information to improve students' comprehensive reading ability.
2. Difficulties
1) Listening training
2) Read the 2b section and complete the relevant requirements.
三、Teaching Procedures:
Ⅰ. Warming up
1. Let Ss watch an interesting picture.
2. Ask some questions about them.
1. What did they eat?
S1: Ice cream.
2. What did the big dog think of the ice-cream?
S2: Sweet, cool, and delicious!
Well let’s look at some other delicious food, please.
Ⅱ. 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 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.
Ⅲ. 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
Ⅳ. Pair work
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.
Ⅴ. Discussion
Show some pictures of playing basketball. Ask Ss some questions about basketball games. Discuss the sport with your partner and share your ideas with the class.
e.g.
T: Do you like basketball? (What’s your favorite sport?)
S1: Sure. I like it very much.
T: Do you watch basketball games?
S2: Yes. I like to watch the NBA and CBA.
T: Do you know the history of basketball game?
Ⅵ. Reading
Fast Reading
Tell Ss to read the passage quickly. And find the main idea of each paragraph.
Careful Reading
1. T: Now let’s read the mind map in 2c. Try to understand the meaning of the map.
Ask Ss to complete the mind map with the information in the passage.
2. Ss read the passage carefully and fill in the mind map with the proper words.
3. Tell Ss to work hard and add something to the mind map.
Post reading
Work on 2d
1. Now let’s work on 2d. First read the questions below. Then try to read the passage again and find the answers to the questions.
2. Ss read the passage again and try to find the answers to the questions.
1. Who invented basketball and how is it played?
2. When was the first basketball game in history played?
3. Why were the Berlin Olympics important for basketball?
4. What are the professional basketball groups in America and China?
5. How popular is basketball?
3. Let some Ss read their answers and correct their mistakes.
Ⅷ. Discussion
Work on 2e
1. Ask Ss what they think of famous basketball players. Make a list of good and difficult things about being a basketball player.
2. Ss work in groups. Discuss them with their partners and make a list.
3. Let some groups read their lists.
Homework
Write a short passage about the development of basketball.
Teaching notes:
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