What is the main motivation for the mineral exploitation in the deep sea?
A. Scientific value.
B. Economic interest.
Curiosity of the ocean.
D. Geological exploration.
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What is the passage mainly about?
A. Types of bullying.
B. Children and bullying.
Cyber bullying and its causes.
D. Cyber bullying and its consequences.
What do we learn about the pain of cyber bullying?
A. It has multiple forms.
B. It may be renewed.
C. It can be replaced.
D. It may disappear.
What do cyber bullies themselves think of bullying?
A. It is not harmful.
B. It affects the other people.
C. It targets no specific victims.
D. It spreads various information.
What might happen to children bullies when they grow up?
A. They might suffer from depression.
B. They might have a lower self-esteem.
C. They are more likely to commit suicide.
D. They are more likely to commit crimes.
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