answer: #Person1# tells #Person2# #Person1#'s work is to take care of the letters, file copies and check e-mails.
documents: #Person1#: I take care of the letters. I may read, sort out and organize incoming mails.
  #Person2#: So you have to open all the envelopes.
  #Person1#: Yes, except the personal mail. And I also need to prepare the materials for posting and check the e-mail box regularly.
  #Person2#: Do you need to file copies of the letters before sending them?
  #Person1#: Yes, and I check all the e-mails for Mr. Thomas.