Computer

I think that one of the inventions which have changed the modern world is personal computer. At first, there are PC is called lump and switch on the box. It is small size and low cost. Next PC is what there is screen on pre PC design. It became common in office. Thus, PC gradually had grown, note PC was made. Now, there are tablet PC. In Japan, most of people use or have PC. PC is need for university student to do report. Officer use it too. We can not only a simple task but also different things. PC that linked internet can share information of the world. So, we can know what is happening in the world. We can see movie, picture. From PC was made, the world shrinks. I think that sharing information is very important. PC is necessary in our life.

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