急关于手机利弊的英语作文 要求如下

AS can be seem from the chart , great changes have been taking in the ownership of mobile phones in China.
First,mobiles make it convinent for people to keep in touch with each other whevere they are.Especially when they have something important
Second,to send short messages is much cheaper than to make a phone call.
Third, we can also play games or take photoes or listen to music on the mobiles.
The radioactivites may do harm to our health.
Sometimes the rings may affect others in public or at meetings .
All in all, it is a useful toolm, it makes our world far smaller than ever and shorten the distance between people.