资源描述
《Unit 9 When was it invented》（第3课时）Section A教案
课题：Unit 9 When was it invented?
讲课教师：
学科：English
课时：3
总课时数：56
教
学
目
标
知识与技能
1 key vocabulary: bulb/light bulb/microwave oven
2 target language: what is the microwave used for? It’s used for cooking.
过程与方法
1pairwork 2 group work
情感态度与价值观
If you are alone on a tiny island, what inventions would you like to have on the island with you?
教材分析
教学重点
1 talk about the using inventions and annoying inventions
2 guide students to discuss their opinions on the inventions
教学难点
1 discuss the opinions on the inventions
2 use the target language to describe the inventions
教 学 过 程
教师活动
学生活动
备注（教学目的、时间分配等）
Step1 revision and lead-in
Revise the three inventions talked last class.
Step2 Show these new words on a screen by a projector.
Point to each one and teach them to read.
Ask students to read the instructions together
You will hear about some interesting inventions. Please listen and number the three inventions in the order that you hear them in the conversation.
Play the tape twice.
Step3 1b
Get students to read the instructions together. Be sure that each student knows what to do.
Then read the information under each heading.
You will hear the tape again, please listen carefully to what the people are saying and draw lines to match items in the chart below.
Call students’ attention to the three part sample given in the chart. Read it to the class and explain it…
Step4 2a
Get the whole class to read the instruction together.
Ask a pair of students to read this conversation to the class.
Then let them role play the conversation using the information in the chart in Activity 2c.
Get them to make their own conversations in the chart in Activity 2b.
Step5 summary In this class, we have done some listening and writing practice with the target language. We have also
A: When was the telephone invented?
B: I think it was invented in 1986.
Read these new words again and again until they can read each word correctly.
Write the name of the inventions on the blackboard
The first time students just listen, then write a number
on each short line in front each invention. Then tell the answers.
The answer is “3 1 2”
Students listen carefully and draw lines to match the items in the columns.
Some students read their answers to the class.
Follow the tape and repeat after it sentence by sentence.
A: What are they used for?
B: They are used for seeing in the dark.
Students own conversations
A: What are these?
B: They are battery-operated slippers.
A: What are they used for?
B: They are used for seeing in the dark.
A: Who were they invented by?
B: They were invented by Julie Thompson.
Revise the words and phrases.
8
These sections are o make students learn more details of the text and train students’ reading skills.
30
教师活动
学生活动
备注（教学目的、时间分配等）
Step8 homework
板 书
Unit9
1 the name of the inventions and answer of Activity 2a
2 target language:
A: When was the car invented?
B: It was invented in 1885.
……
教学后记：
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