Which of the following would be the most appropriate title for the passage?

[材料题] (1)Interact use appears to cause a drop in psychological health, according to research at Carnegie Mellon University.(2)Even people who spent just a few hours a week on the Internet experienced more bad feelings and loneliness than those who was online less frequently, the two-year study showed. Researchers are puzzling over the results, which were completely contrary to their expectations. They expected that the Net would prove socially healthier than television, since the Net allows users to choose their information and to communicate with others.(3)The fact that Internet use reduces time available for family and friends may account for the drop in psychological health, researchers hypothesized (推测). Faceless, bodiless“virtual”(虚的) communication may be less psychologically satisfying than actual conversation, and the relationships formed through it may be shallower. Another possibility is that exposure to the wider world through the Net makes users less satisfied with their lives.(4)“But it' s important

单项选择题1.Which of the following would be the most appropriate title for the passage?: A、How to Use the Internet; B、Disadvantages of the Internet; C、Social Factors and the Internet; D、Internet May Cause Bad Feelings

单项选择题2.What does Christine Riley, the psychologist, suggest?: A、It's necessary to take social factors into account in designing applications and services for technology.; B、It's important to tell the users how to design and apply the technology.; C、Compared with social factors, the technology itself has more influence on the Internet users.; D、No social factors should be considered in applications and services for technology.

单项选择题3.Which is not true according to the passage?: A、The Net allows users to choose their information and to communicate with others.; B、Internet communication may be less psychologically satisfying than actual conversation.; C、Undeveloped Internet technology causes the drop in psychological health.; D、The wider world through the Net makes users less satisfied with their lives.

单项选择题4.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.

单项选择题5.What's the finding of the research undertaken at Carnegie Mellon University?: A、People spend more time on the Internet now.; B、People spend less time with their families and friends now.; C、The Net proves socially healthier than television.; D、Internet use may cause a drop in psychological health

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