2013年12月英语四级作文真题附范文(第2套):手机

With the development of technology and age,mobile phones are constantly updated，which have various functions to use,increasingly the people of using phone .But overusing it is not good . For example ,many students choose to use phones to understand unknown with some learing Apps .But if they use incorrectly, they will rely on phones and be lazy in learing .And they play phones for a long time ,their vision will be worse.What is more serious is that threaten our health.People are crossing the street looking at their cell phones.It may be lead to serious ancients. We should use phones properly. Don't let it take over your life.