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牛津译林版（2019）必修三英语《Unit 3 The world online》Welcome to the unit优秀教学ppt课件
Reading 1
The evolution of video and sound devices
高中英语 必修（第三册）
Unit 3 The world online
Welcome to the unit
3. What does the Internet mean to you?
1. Do you have easy access to the Internet? If so, how do you often
access it? In which way do you access the Internet, using a mobile device or other devices?
2. What do you usually do on the Internet?
Lead-in
Lead-in
There are many important milestones in the development of the Internet.
Lead-in
When we speak of important milestones in the development of the Internet, what can you think of ?
Free talk
1. What can you see from the three pictures attached to the three texts?
We can see the “@” sign of an email address, a webcam and some emojis.
Free talk
Each of the three texts, Text 1, Text 2 and Text 3 might tell us about emails, webcams and emojis respectively.
2. Can you predict what each of the three texts might tell us according to the pictures?