山东省郯城县第三初级中学九年级英语全册《Unit 9 When was it invented Period3》教案 人教新目标版.doc

山东省郯城县第三初级中学九年级英语全册《Unit 9 When was it invented Period3》教案 人教新目标版
主备人

课型
New
课时

时间
年 月 日
分管领导

验收结果

第 周 第 3 课时 总第 课时
教学目标
1.Key Vocabulary: sweet, salty, crispy, sour, potato, chip, mistake, by mistake. thin, in the end, chef , sprinkle
2.The target language：
Did you know potato chips were invented by mistake?
No, I didn't know that. Who invented them?

重点难点
1．Train the students' speaking and listening skills with the target language.
2．Teach the students to use the new vocabulary correctly.
教 学 过 程
教师活动

Step 1 Revision
Have a free talk. Ask the students to practice talking to each other。
Step 2 Presentation
Ⅰ.1a
1. Read the four words 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. For example: The apple is sweet and sour.
2. Get the students to describe the things with the given adjectives. Some food have more than one word.
3. Check the answers.
Ⅱ1b Ask the students to describe how food taste and finish 1b.
Ⅲ.2a
1. Let students describe how potato chips taste and describe how helpful the potato chips.
2..Ask the students to listen to a story about the invention of the potato chips and circle T or F.
3. Check the answers.
Ⅳ. 2b
1.Listen again and complete the sentences.
2. Check the answers.
Ⅴ.2c Pairwork
This activity provides guided oral practice using the target language.
Ask the students work in pairs. Role play the conversation about the invention of the potato chip. Use the information from 2a and 2b.

Step 3. Summary
1.Use the new vocabulary correctly.
2.Know the history of the chips
Step4 Homework
用所给词补全下列句子。
crispy, sweet, salty, sour
1.I don’t like eating chocolate, the taste is too_______
2.Mum added aslt but it still wasn’t_________enought.
3.I prefer lemons to oranges. I like ___taste.
4.She likes______cookies, they are hard, dry and easily buoken.
学生活动

Practice talking to each other。

Write the words under the correct pictures

Listen 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 2a and 2b.

修改意见

Listen 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 2a and 2b.

完成不同的听力任务，提高听力能力，了解炸土豆条的历史。

利用所学语言，创造新的对话，培养学生创新思维。

阅读文章后，完成相应的任务，加深对文章的整体印象。

写一封回信，使学生熟悉书信格式，提高应用文写作能力。

小结
Unit 9 When was it invented?
The Third Period
A: Did you know potato chips were invented by mistake?
B: Wow, I didn't know that. Who invented them?
A: They were invented by a chef called George Crum