人教新目标 (Go for it) 版九年级全册Section A说课ppt课件

教学基本信息

学科

English

学段

初中

年级

九年级

单元

Unit 6

课题

  When was it invented?

总课时数

6

课时

Section A (1a-2d)

课型

听说课

授课时间

教学目标及教学重点、难点

教学目标：

At the end of the class, the students will be able to:

1. learn to understand and use the passive voice(past tense) be + v (ed).

2. learn to listen for the details.

3. learn to talk about the history of inventions.

教学重点：

1. Key vocabulary:

  style, project, pleasure, daily, website, pioneer, list, mention...

with pleasure, such a great invention, in our daily lives, have a point...

2. Key sentences:   

a. - When was the telephone invented?

   - I think it was invented in 1876.

b. - What is it/are they used for?

- It's/They're used for…

c. For example,it mentioned that the zipper was invented by Whitcomb Judson in 1893.

3. Structure:

S+was/were+past participle…

教学难点：

Practice passive voice in the past tense in listening and speaking.Learn when to use passive voice.

教学过程(表格描述)

教学环节

主要教学活动

设置意图

Step 1

Warming-up

(PPT 3-5)

1. Ask Ss to have a discussion about China’s great four inventions.
2. Make Ss look at the pictures. Ask and answer the following questions.

What is it?

Who and when was it invented…

讨论中国四大发明，通过图片认识表达四大发明的名词。

Step 2

Lead-in

(PPT 6-7)

1. Show some pictures for Ss to look and know something about the inventors of the inventions.
2. Ask Ss to match the inventions with the right inventors.

通过图片了解发明家及其发明，导入1a。

Step 3

Presentation

(PPT 8)

Work on 1a.

1. Show some pictures of inventions for Ss to look.

In what order do you think they were invented? Discuss them with your group. Then number them[1-4] (1=first, 4= last)

2. Check answers and ask Ss to make up sentences with was invented.

3. Read the sentences. 

将1a的4个图片按时间顺序排列好并用被动语态表达出来，朗读。

Step 4

Listening

(PPT 9-17)

Work on 1b,1c.

1. Play the tape for Ss to listen and match the inventions with the years.

2. Listen again and answer the questions.

Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again. 

A: When was the telephone invented?

B: I think it was invented in 1876.

3. Make Ss work in pairs. Ask and answer the questions about the inventions with when and who.

  - When was the TV invented?

  - It was invented in 1927.

  - Who was it invented by?

  - It was invented by Baird.

4. Look at the pictures and learn “be used for”.

完成1b并大声朗读句子。训练学生的口语表达能力，学习be used for为2a和2b听力做铺垫。

Step 5

Listening &Pair work

(PPT 18-25)

Work on 2a,2b,2c.

1. Play the tape for Ss to listen and number the inventions [1-3] in the order they hear them.

2. Ss listen again and complete the chart.

3. Listen again and fill in the blanks.

4. Check answers.

5. Work in pairs to make conversations using the information in 2b.

- What is / are … used for?

 - It’s / They’re … used for …

听2a和2b完成各自的听力任务。然后创造真实的语言环境，学生利用2b的对话信息进行交谈。熟练听力的基本句型。

Step 6

Role -play

(PPT 26-33)

Work on 2d.

1. Play the tape for Ss to listen and repeat.

2. Work in pairs to role -play the conversation in 2d.

3. Make Ss read the conversation and answer the questions.

4. Ask Ss to have a summary about the zipper.

5. Read more about the inventor Whitcomb L. Judson

6. Work in pairs. Talk about the Top 10 inventions that changed the world.

分角色朗读使学生理解每一个角色的表达任务以及情感。扩展阅读材料使学生开阔视野，了解更多关于发明物和发明者的信息。

Step 7

Language points

(PPT 34-45)

1. Explain the usage of invent, pleasure, mention...

2. Explain the other usages of be used for, do seem, have a point...  

3. Read the words and phrases.

讲解本单元的重点词汇以及句型，使学生掌握这些用法。

Step 8

Exercises

(PPT 46-50)

1.Show some exercise to practice the key words, the target language and key sentences.

2. Check the answers one by one.

通过单选、词形填空、填单词、完成句子和翻译句子等形式练习所学的重点词汇、短语以及被动语态的用法。

Step 9

中考链接

(PPT 51-52)

Do exercises to practice the usage of be invented by, invention.

将所学的知识与中考对be used for， invention的考查连接起来。

Step 10

Homework

(PPT 53)

1.Listen to 1b and 2b.

2.Finish off the exercises.

3.Make a conversation about some inventions.

4.Role-play the conversation.

作业既设计了听力、对话表演等练习本课时的重点句型，也设计了开放性的作业，开阔学生的视野。

板书设计

Unit 6 When was it invented?

Section A (1a-2d)

1. -When was the telephone invented?

-I think it was invented in 1876.

2. -What is it/are they used for?

-It's/They're used for…

3. With pleasure.

4. You do seem to have a point.

5. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893.

教学反思

本节课主要通过听力、口语练习，培养学生熟练运用be invented by/ be used for描述物品被发明以及被使用的句型。前者一般用过去时，后者用一般现在时。