时间 课题 M7 Unit1 Welcome to the unit 授课时数 1 【教学目标】：

1. students will be able to list the electrical appliances and electronic devices they have at home;

2. students will be able to talk about how modern technology affects their lives;

3. students will be able to take an overall attitude and discuss its advantages and disadvantages;

4. students will be able to use their imagination to create the ideas of their own invention.

【教学重点】：

Advantages and disadvantages of the electrical appliances

　and electronic devices

【教学方法】:直接法;合作探究法 教学过程 一备 Step 1:Lead-in

1._________ plays an important role in exploring the unknown fields and realizing the dreams of our ancestors（祖先）.

2. also has a direct effect on our life and improves our lives.

Step 2: Warming up

1.What electrical and electronic products do you have at home?

2.Which do you think is the most useful? Why?

3.Do you think these products have made our lives more convenient? Why?

4.What do you think life would be like without them?

Step 3 : Talking about your experience

How do you look up a word in a paper dictionary?

How many of you have an electronic dictionary?

How do you look up a word in such a dictionary?

Which do you prefer, an traditional paper dictionary or an electronic one?

Why?

Can you make a list of the electrical appliances and electronic devices you have at home?

electrical appliances: a machine, usually one that is electrical, that is used for doing jobs at home, such as washing clothes or cooking.

Most homes now have numerous electrical appliances, from dishwashers to microwave ovens.

electronic devices: a usually small piece of equipment, especially advanced electronic equipment

Some cars are fitted with a safety device which won't let the car start unless passengers are wearing seat belts.

　Microwave ovens Refrigerators TV sets Digital camera

Step 4 : Picture talking

What kind of TV do you have at home?

What differences can you find between the TV in your home and the TV in this picture?

　　What kind of pictures did early TV have?

Picture1: Early TV was in black and white and had bad fuzzy pictures.

In the past what did people need when they wanted to record music?

How do people record music using a computer now?

Picture2: Now we can record music using computers.

How do you look up a word in a paper dictionary?

Which do you prefer, an traditional paper dictionary or an electronic one? Why?

Picture3: Dictionaries never looked like this before.

How did people keep in touch in the past?

Look at the picture. How do people keep in touch now?

Compared with the past, what are the advantages of mobile phones?

What recent developments have been made to mobile phones?

Picture4:With the mobile phones, we can keep in touch with others wherever we are.

Conclusion: Something in common:

.......meet people's needs / improve people's lives to some degree/

make people's lives more convenient and easier be developing very quickly

Step 5: Discussion:

Questions to discuss: 1. Do you think watching TV and listening to music are important to you? Why? Take one of them as an example. How have it changed over time?

2.How have these inventions improved people's lives?

3. Besides the advantages, what are the disadvantages of these products?

Step 6: Homework

1. Write a short passage about what you'd like to invent and why.

2. Workbook Page106-107 Reading A, B.

3. Preview Reading (Page2-4).

教学反思：