nowadays more and more people are addicted in chating,shopping, playing games with their phones. smartphones bring tremendous advantages and convinience to our daily life. we can, for example, transfer documents in a second without using fax or post.
this doesn't come at no cost, however. there is increasing concerns about the negative impact of this smart devise on our lives. it greatly reduce people's outdoor time and stop people from exercise, which thus leads to concern about health like eyesight drop. it also harbours risk of social life. lack of face-to -face communication between relatives and friends probably weaken the close relationship between people.
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