Choose the correct form: present perfect or present perfect continuous.

1)  She

• has gossiped
• has been gossiping
  about me, hasn't she? I can just feel it.

2)  Helen

• has told
• has been telling
  me you are seriously ill. Why didn't you tell me yourself.

3)

• Have you smoked?
• Have you been smoking?
  Your breath smells awful.

4)  Pope John Paul II

• has visited
• has been visiting
  more than 90 countries.

5)  I

• have been doing
• have done
  paperwork all day. In all, I guess I have signed about 65 letters.