九年级Unit 6 When was it inventedUnit 6 教学设计

1、学科English课时3年级 9课题Unit 6 When was it invented? 3/5教学要求1. Learn the rds: sweet, crispy, salty, sour, by . Learn to talk about the history of inventions. 教学重难点1Train the students speaking and listening skills with the target Teach the students to use the new vocabulary correctly.教法合作学习法交际型教学法分组活动法教学过程

2、及问题情境学生活动设计意图Step 1 RevisionHave a free talk. Ask the students to practice talking to each other。Step 2 Presentation.1a1. Read the frds and ask students to repeat them. Give them a minute to read and write the words. Then tell the students they are adjectives and they are used for describing things.

3、 For example: The apple is sweet and sour. 2. Get the stuto describe the things with the given adjectives. Some food have more than one word.3. Check the answers 1b Ask the students to describe how food taste and finish 1b.Work on 1b 1. Let some Ss read the adjective words in the box. Make sure they

4、 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.Learn the new words together:. 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 o

5、ne 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

6、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, T4. Listen and answer the questions. 1. Who invented potato chips? 2. When were they invented? 3. What did the custom order at the re

7、staurant? 4. What did the custom think of the potato chips George cooked at first? 5. How did George cook the potatoes then?Work on 1d1. 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 writ

8、e the words. The History of Potato ChipsDo 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

9、were _. Keys: were invented, 1853, thin, crispy, really saltyWork on 1d1. 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 ChipsDo you know how potato

10、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 saltyWo

11、rk on 1d1. 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 ChipsDo you know how potato chips were invented? Potato chips _ by a cook called George Cru

12、m. 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 Pair work 1. Work in pairs. Make a conversation about the invent

13、ion 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 3. SummaryPractice t to each other。Write the words under the correct picturesListen and circle T or F.Listen again and complete the sentences.Work in pairs. Role play the conversation about the invention of the potato chip. Use the information from 1a and 1b.复习上节课所学内容,巩固所学知识。 认知一些形容词，为听力做准备。利用所学语言，创造新的对话，培养学生创新思维。作业布置1. Learn the new words: sweet, crispy, salty, sour, by mistake.2