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What had the researchers expected before the research?
A)
The Net may account for the drop in psychological health.
B)
Internet use may improve social health.
C)
Internet use has nothing to do with social health.
D)
Spending much time on the Internet makes people feel bad and lonely.
A)
The Net may account for the drop in psychological health.
B)
Internet use may improve social health.
C)
Internet use has nothing to do with social health.
D)
Spending much time on the Internet makes people feel bad and lonely.
参考答案