Read and put the paragraphs of the essay in the correct order

[1|2|3|4|5|6|7|8]On the other hand, there are certain disadvantages to using mobile phones. To begin with, young people can become addicted to them. Teenagers spend most of their free time talking on their mobiles and sending messages.

[1|2|3|4|5|6|7|8]Secondly, mobile phones can also be used as a source of knowledge. They are useful while studying as they can help to find the necessary information on the Internet or download textbooks and other materials. Furthermore, access to information is quick and simple.

[1|2|3|4|5|6|7|8]Mobile phones also perform entertaining functions. Playing games, chatting with friends, watching films and listening to music are the most popular ones.

[1|2|3|4|5|6|7|8]Moreover, children have become less sociable. They spend less time outdoor, meet friends rarely or don't have them at all.

[1|2|3|4|5|6|7|8]All things considered, a mobile phone is a great and useful invention. Life with mobile phones has become much easier and fun. However, I think, that teens should not be too obsessed with them.

[1|2|3|4|5|6|7|8]Last but not least, it can be rather expensive. Except for buying the phone itself, it's necessary to top up your mobile every month.

[1|2|3|4|5|6|7|8]It's almost impossible to find a teen without a mobile phone in our modern technological world. Even little children have and actively use these devices nowadays. However, there are arguments both for and against using it.

[1|2|3|4|5|6|7|8]There is no doubt that such a useful device as a mobile phone has its advantages. The first one is its portability. That means that it's possible to take a mobile anywhere and have the possibility to contact parents and friends anytime.