大学英语作文 题目：手机

More than half of the students in college have their own mobile phone. It is very convenient for them to contract with each other and show their feelings. But is it really good to have a mobile phone? I do not think so.

First, it is quite an expense to have a mobile phone for college students. As we know most of college students in China get money from their parents. Having a mobile phone means that they have to pay the expense for it every month and ask for much money from parents every month. It will bring more heavier burden for parents.

Second, it is quite a big influence on their study and rest time. Most of college students are fond of contracting with each other by sending messages which really waste time. They always lower their head and watch the mobile phone, pressing the buttom to send messages altough it is study and break time. When they send out a message, they wait for relying and they can not be absorbed in what they are doing. They always chat