People spend hours talking on their mobile phones. There is an opinion that it may be to their health, but it is difficult to know for sure. [HARM]

Some research shows that mobile phones may cause brain problems. On the other hand, some doctors say mobiles are not at all. [DANGER]

No matter what doctors say, it’s just to live without a mobile phone today. [POSSIBLE]

It has become a very device and people can’t do without it. [USE]

It makes our life and saves time. [COMFORT]

People can get in touch with each other quickly. Mobile phones make easier. [COMMUNICATE]