牛津英语8Bunit3第一课时教案

Unit3 Welcome

教学目标：

1.引出本单元主题

2.激活现有词汇并掌握与主题有关的生词；

3.谈论电脑的用途

教材分析

重点：search for information / send and receive E-mails

Print …out /click on

What can we use computer for ?

I have no idea.

难点：The TV is turned on now.

课型方法：电教手段投影机

课前预习：

I．collect the words : parts of computer

2 Ask the following questions:

1）.What do you usually do when you are free?

2）.Do you have a computer at home?

3）.Do you like playing a computer?

4）What do you use a computer for?

教学过程：

一、小组讨论

1.Talk about the parts of computer first;

a.What’s a mouse used for?

b.What’s a printer used for?

c.Where can we see words and pictures?

d.Where do people store information?

e.What can people use to type information into computer?

f.What do programmers design to control computer?

2.Discuss the question and collect their answers:

What do you use a computer for?

二、课堂展示：

1 Present some pictures and learn some words about the computer;

2.Present their works in front of the class.

三、合作探究：

1.T What can we use a computer to do ?

Present : Drawing and designing

Searching for information

Word processing

Making computer programme

Sending and receiving E-mails

Making ppt

Chatting with others

Watching movies

Doing some reading

…

2. Ask and answer with the students like this:

A: What can we use computer for ?

B: …

A: Why ?

B:

A: How often do you use it to …

B: …

3. Practice in groups and then act out.

4. Listen and answer the questions :

1.Have Hobo and Eddie ever seen a computer?

2.What does Eddie think the mouse is?

3.What’re the differences between the mouse and the remote control?

5. practice and act

6. Discuss the functions of different parts of a computer.

四、质疑反馈

1.尝试写出下列单词、短语。

1.联网的，在线的

2.打开

3.电视

4.频道

5.文字处理6（电脑）程序

7.收发电子邮件8.编写电脑程序

9.搜索信息10.换频道

2.首字母填空

1. My new k_______ is very comfortable and I can type very easily.

3. A computer has a s_________ like TV and we can see words and pictures on it.

4.If you move the m________ with your hand and you can see a c________ move

on it.

5. A h_______ disk can store more information than a f_______ disk.

6.If you have p________ you can put the words and pictures onto paper.

7.If you want to control the computer you have to know some i_________ first.

五、交流小结

Discussions and presentation.

1 What do your teachers use the computer for?

2 What do you friends use the computer for?

3 What do the scientists use the computer for?