Mobile phones
The mobile phone is one of the greatest inventions in our modern age. It is usually made of metal and plastic. It is a great means of communication. It is simple and easy to use. It enables us to contact anyone at any time. It is very important in case of emergency. A lot of people are now using the mobile phone. We can use it to make phone calls. We can use it to send text and voice messages. We can also send images. We can even use them to log onto the internet to get the information we need. We can use them to play games. There are some disadvantages. Mobile phones can be easily damaged. Some scientists believe that mobile phones can harm the brain if we use them for too long.
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