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Learn knowledge
Search for information
Send and post pictures
….
Waste a lot of time
Hurt our eyes
Internet addiction(网瘾)
Not safe
Where do these students live?
They live in Africa.
With the Internet, we could meet them in seconds.
What’s this?
It’s the South Pole. It’s far away from us .
But the Internet can even take us there.
Words & expressions
Every ____ has two sides. Everything
has two sides( _________or ____________),
so does the Internet.
coin
advantages
disadvantages
Advantages:
In many ways the Internet makes our life easy and simple.
Spending too much
time online is harmful
to people’s health.
Disadvantages:
Disadvantages:
It may cause people be less social with family and friends.
Disadvantages: