message初中英語作文？

Nowadays more and more people have their own cellphones and most of them prefer to use short messages rather than make phonecalls.why?

First,sending a short message is very convenient.Second,it's very cheap.Finally,short messages usually can be very interesting,for example,you can input a smile face or a sad one to express your feelings.

However,as every coin has two sides,short messages sometimes can be a trouble.To begin with,if you send a lot messages but type very littles words in a short message,it can be very expensive in all.Moreover,people may access your message content no matter they do it on purpose or not,then your privacy is in danger