What is confirmed by the study？A．Depression leads to excessive use of Internet.B．Depressio
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What is confirmed by the study？
A．Depression leads to excessive use of Internet.
B．Depression results from excessive use of Internet.
C．Excessive use of Internet usually accompanies depression.
D．Excessive use of Internet is usually prior to depression.
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正确答案：C
解析：原文该段表明，研究找到沉迷网络与抑郁症两者相关，但它们孰因孰果却不明确．该段最后一句中的 warning signal进一步说明了沉迷网络和抑郁症相关，对于沉迷网络的人，要小心他们同时患有抑郁症的可能，由此可见，沉迷网络的人通常伴有抑郁症，因此，本题应选C。