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  3. The Web sometimes is seemed as the Siren specter that lures us into sitting around like some species of houseplant while our tru

The Web sometimes is seemed as the Siren specter that lures us into sitting around like some species of houseplant while our tru

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问题     The Web sometimes is seemed as the Siren specter that lures us into sitting around like some species of houseplant while our trunk grows abnormally wide. Its【C1】______enticements keep us from doing what we know we should, like, say, making any movement whatsoever or【C2】______foods that do not come packaged in Styrofoam(泡沫塑料).
    But according to a new research, the Internet can also be something else: a place for helping people keep weight off.
    The new study,【C3】______over a two-and-a-half-year period, found that the more often people logged on to a website, the more likely they were to【C4】______weight loss. Of course, it wasn’t just any old website, but one that investigators at the Kaiser Permanente Center for Health Research(KPCHR)had designed【C5】______to help people keep the pounds off.
    What made the website work was its mixture of accountability(责任)and【C6】______Users were asked to log in once a week to【C7】______their weight and the amount of exercise they’d done. If they didn’t log in regularly, they got a little nudge by e-mail, then a(n) 【C8】______phone call. Once on the site, users could chat with other【C9】______of the study in a kind of mini-Facebook setting.
    The site was designed to mimic as much as possible what it’s like to be in a weight-loss program that offers【C10】______counseling and group meetings. It wasn’t quite as effective as human-to-human
interaction, but it was better than nothing at all.
A)maintain F)abundant K)personal
B)consuming G)obligation L)establish
C)attracts H)conducted M)specifically
D)automated I)sociability N)warning
E)separately J)enter O)participants
【C9】
选项
答案O
解析 名词辨析题。由空格所在句的chatwith可知，这里应填一个表示“人”的名词。结合备选名词词义，只有participants“参与者”符合句意。
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