Advantages and Disadvantages of handset
More and more people use the phone,it has advantages and disadvantages.at the advantages hand,we can call our friend easily,if in case of emergency,we can call for help.The handset can also listen to music and send text messages to other people,it let human's life became more corlorful.But it has disadvantages,for example cheate on exams,when we play handset long time,it is bad for study.
In my opinion, we should use the handset rationally,do not occupy an inordinate amount of time,should not affect our study!