仁爱科普版九上英语Unit 4 Topic 1When was it invented？ Section A 教案

Unit 4 Amazing Science
Topic 1 When was it invented Section A教案
一. Teaching aims
1. Knowledge aims：
掌握本课的重点词汇和短语，初步学习一般过去时的被动语态。
2. Skill aims:
能够在听、说、读、写中正确运用一般现在/过去时的被动语态。
3. 了解其他国家的科技发明。
二. The key points and difficult points
1. Key points:
Words and phrases: lock, metal, be made of, be made from, be made in, be used for, be allowed to do sth.
Sentences: What’s it made of
It’s made from wood.
What’s it used for
It’s used for locking the door.
I hope your dream will come true.
Grammar: was/were +done
2. Difficult points：
be made of和be made from的用法辨析。
It’s used for writing on .
三. Teaching aids
有关新词的图片/实物（如：数码相机,锁）/PPT。
四. Teaching procedures
Step 1 Review and Lead-in
1. do exercises about passive voice
2. learn some new words and sentence patterns.
Step 2 Presentation
1. show some objects/pictures to learn “be made of ,be made from and be used for…”
2. let students compare the phrases ,and help them sum up the usages and differences
3. work in pairs .Make similar conversations and finish 2.
Step 3 Consolidation
1. show the picture of model rocket. Ask and answer the questions. Then lead to 1a.
2. listen to 1a and answer the following questions.
3. (1b) listen to 1a again and mark T or F
4. (1c) read 1a and answer the following questions.
5. group work: role play 1a and find out the important and difficult points.
Step 4 Practice
1.Let the Ss look at the pictures in 3a to learn the new words “laptop” and then listen to 3a and number the pictures.
2.Let the Ss listen to 3a again and fill in the table in 3a.
3.Let the Ss read the example in 3b, and then make up similar dialogs in pairs based on the table in 3a.
Step 5 Summary
1. sum up what we have learnt today.
2. do some exercises.
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