北师大版高中英语必修二《Information Technology》PPT下载(第5课时)，共37页。
Revision
The Internet helps friendships.
1. The Internet is much more convenient.
2. The Internet makes communication more fun.
3. Online communication can bring people closer to each other.
Think and Share
Advantages
The message can be saved to read later when people have time, and online friends are more tolerate with delayed reply.
Some people may feel safer with text-based communication rather than face-to-face communication.
Disadvantages
Anonymous online friends may be dangerous.
Some online friends may not be what you think they are. Dangerous incidents occur occasionally.
Focus on Language
1. First, talking online is no replacement for face-to-face contact.
Doing morning exercise is good for your health.
2. Online relationship may not be what they appear to be.
He has become what he wanted to be ten years ago.
3. Traditional ways of communicating, like letters and phone calls, can be limiting and take time.
The progress China has made on technology, like high-speed railway , will make our country stronger.
Homework
Read the two blog posts again and underline useful expressions.
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