Cell phones are very popular now; even the primary

参考答案:
Nowadays, with the rapid development of society and technology, cell phones are playing an increasingly significant part in our daily life and work. They have become an important tool for us to communicate with each other. I can’t imagine what will happen if we suddenly lose them. But merits and demerits usually exist together.
Generally, the strong point can be listed as follow, it is convenient to contact each other by cell phones. When ever it is and wherever you are, you can communicate with the person you want to talk to. So, thanks to the cell phones, we don’t need to worry about whether we can respond to our friends immediately.
But advantages usually go hand in hand with disadvantages. For example, we sometimes lose freedom and our leisure time because of its ring. Even worse, when we use the cell phones, we can’t avoid being exposed to the radiation from them. It is harmful to our health.
To conclude, whether favorable or unfavorable, the trend that cell phones are becoming more and more popular is irreversible in at least a few decades ahead. Therefore, steps should be taken to reduce their weak points to a minimum.