新疆生产建设兵团第五师八十六团第一中学九年级英语全册 Unit 9 When was it invented第三课时教学设计 人教新目标版.doc

Unit 9 When was it invented
教学目标
知识与技能
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?

过程与方法
According to listening to train the students' speaking and listening skills with the target language.
情感态度价值观
Do you enjoy eating the potato chips? Have you ever thought of the history of the chips?

教学分析
教学重点
1．Train the students' speaking and listening skills with the target language.
2．Teach the students to use the new vocabulary correctly.

教学
难点

难点
Do the listening practice.

教学资源
A tape recorder , CAI

板书设计
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.

教学过程设计（第 课时）
教学环节
教师活动
学生活动
教学媒体
预期效果

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

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.

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。

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。

教学设计评价