"I sometimes get up at three or four in the morning and I surf the net. "I often check my e - mails four times a day. "I often s

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问题     "I sometimes get up at three or four in the morning and I surf the net. "I often check my e - mails four times a day. "I often spend more than three hours during one time on the net. I spend more time in chat rooms (聊天室)than with my real—life friends. Do you know any people like these?They are part of a new addiction (瘾)called Internet addiction. Internet addicts spend at least thirty to forty hours online every week. The use of the Internet can be an addiction like drug(毒品) use. People lose control(控制)of the time they spend on the Internet.
    For example, one college student was missing for several days. His friends were worried, and they called the police. The police found the student in the computer lab, and he was surfing the net for several days straight.
    Studies show that about 6% to 10% of Internet users become addicted. And people worry, about the teens because the Internet is changing the playing field for some of them. They spend more time in cyberspace than in the real world of friends and families.
    Is"surfing the net"a hobby or an addiction for you?You may have a problem if you have these symptoms (症状) :
    You do not go to important family activities or you do not do school work because you like to spend hours on the Internet.
    Yon can’ t wait for your next online time.
    You plan to spend a short time online, but then you spend several hours.
    You go out with your friends less and less.
The example in the passage shows that______.

选项 A、Internet problems ate more serious among college students
B、Internet addicts usually stay in the computer lab without sleep
C、some of the Internet users have already been seriously addicted
D、the police often help to find those Internet addicts

答案C

解析 例子说的是一个大学生失踪了好几天,他的朋友非常担心,而且报警让警察找他,结果却发现他一直在上网。这说明一些上网的人已经有很大的网瘾了。故选C。
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