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六、科技的利与弊 1. On the positive side, make life faster, easier and safer the world is becoming smaller and closer, trains cars plains make possible to travel to distant places modern communication tools,使人们更好的交流，与任何地方的人交流，特别使促进了business的发展longer life expectancy由于progress of medical science 电影电视made life enjoyable and colorful 计算机和Internet get information easier, make friends, business, tele-education 2. On the negative side, 机器的使用造成unemployment电话和互联网的使用alienate people from their friends 因为lack adequate face-to-face communication. Children 缺乏essential interpersonal skills.Those who indulge inoften feel isolated and being cut off from the outside world, they tend to be more introverted, self-centered and with drawn. | 
