[영어발표/영어스피치/영어에세이/영작문] Advantages and disadvantages of using smartphone (스마트폰 사용의 장단점)

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스마트폰 사용의 장단점에 대한 글 입니다.

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Thanks to technological development, we can see a lot of people using smart phones anytime, and anywhere. From 1G to 4G, many kinds of smart phones have been released to the market and lots of functions have been added to them over time. We get great benefits from this development, but side effects caused by this have also increased. So we have to know about smart phones in detail.

The advantage of the smart phone is its usability.

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