1. 4A Unit 5
Then and Now

2. A gadget is a small device that has a particular function.

3. Nowadays, many new gadgets replace old machines.

4. What are these? Have you seen them before?

5. This is a discman, the first portable CD player
This is a discman, the first portable CD player. Have you seen it before?

6. Now, people listen to music with an MP3 player.

7. This is a typewriter. People used to type words with a typewriter
This is a typewriter. People used to type words with a typewriter. Now we can use computers to type words.

8. People used to make phone calls with a rotary telephone.

9. Now we can use a mobile phone to call others.

10. Which type of computer do you have at home? A desktop computer

11. or a notebook?

12. Which TV set do you have at home?

13. Which one do you think is better?

14. Can you think of other new gadgets?