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              Nobody can make clear whether the modern inventions help us more or be the opposite. For example, the mobile phones(手机), most people have one. Mobile phones were invented to help people connect with each other by calling at the very beginning. But now their functions (64) ________ (get) more and more. The original purpose of the invention (65) ________ (change) a lot for many years since the first mobile phone came out. You (66) ______ (watch) TV or movies on it. You can read, play games, take photos, listen to the music, buy things and chat with others on it. So, you can often see Phone Freaks(手机控;手机迷) (67) ________ (play) with a mobile phone on a bus, on a train, on a subway, in the office and even at table. Many young people spend so much time (68) ______ (fix) their eyes on the phone that they become unhealthy, get shock(休克) and even die. Experts find out that using phones too much has caused serious loss of vision(视力下降) among the kids in schools. And it will get much worse when they get older. They warn the teenagers (69) ________ (not use) it too much.

                  So, next time when you take out your mobile phone, do you think you should refuse (70)______ (be) a Phone Freak?

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