有些中学生天天上网，有的一天上网一个小时，有的两个小时，甚至几个小时。

Some high school students to the Internet every day, some day surfing the Internet for an hour, some two hours, or even several hours.

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玩回来后就几乎天天上网聊天联系，那网友一回来就去他那住，她表弟也知道但没对我说。

Play back almost every day chatting on the Internet, the netizen came to his help, her cousin knew but did not say to me.

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据皮尤研究中心表示，五分之一的美国人说他们几乎一直在线，73%的成年人说他们每天至少天天上网。

According to the Pew Research Centre, a fifth of all Americans say they use the Internet "almost constantly" and 73% say they use it at least daily.

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