In the past 20 years ago, people always use home phones or public telephones to make a call, or write letters and sent it to others by post office for communication. Now days, people could contact with others by many kinds of communicating hardware and software. For instance, people now could send an e-mail by email service systems, make a call by a mobile phone, and chat to others with MSN or Skype software. Furthermore, people could leave messages on someone’s blog and get the reply also. Consequently, there are many kinds of means for communicating to others. It is such different from the past that people use for communication.
沒有留言:
張貼留言