望采纳，谢谢。
Cell phone is so cheap that almost all people can afford it.Whenever you go, you see people hold cell phones listening to music, talking on the phone, chatting with their friends by mobile...
望采纳，谢谢。
Cell phone is so cheap that almost all people can afford it.Whenever you go, you see people hold cell phones listening to music, talking on the phone, chatting with their friends by mobile...