Nowadays， more and more people are using mobile phones. In the street， on a bus， in a restaurant， actually in every other public places， you can hear someone speaking with a mobile phone. Many college students have bought mobile phones， too.
The mobile phone is so popular because of many reasons. First of all， it is a very useful communication tool. When you are out and you need to contact someone urgently， a mobile phone will enable you to do this if there is no telephone box nearby. A beeper is not always sufficient for your purposes. Second， it is a fashionable product which many youths want to have. Mobile phone manufacturers have used famous stars as their propagandists. At last， the prices of mobile phones are dropping as a result of the scientific development. Ordinary people can afford a mobile phone now. The mobile phone is getting more and more accepted by the common public.
However， the mobile phone can also become a nuisance sometimes. In a classroom when everybody is taking an important exam， the ring of a mobile phone causes almost some kind of sound pollution. Those who have mobile phones should avoid disturbing others in public places.
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如今，越来越多的人使用手机。在街上，在公共汽车上，在餐厅里，其实在其他公共场所，你可以听到有人用手机讲话。很多大学生也都买了手机。
手机是如此受欢迎的原因很多。首先，它是一个非常有用的沟通工具。当你迫切和你需要联系的人，如果你没有电话亭旁边手机就有这个能力做这事。蜂鸣器是不足够为您的目的。其次，它是时髦的产品，许多年轻人想。手机制造商使用著名的明星作为自己的宣传。最后，手机的价格是由于科学发展滴。现在普通人能买得起手机。手机越来越受到公众的普遍接受。
然而，手机也可能成为令人讨厌的东西。在教室的时候大家都是考虑的一个重要考试，手机的环几乎造成某种声音污染。谁有手机应避免在公共场合打扰别人。