1. A. You look excited. What have you been doing?
B. I have been planning a party.
A. What have you done so far?
B. Well, i've sent invitations and put up decorations but i haven't ordered a cake or sorted out music to play yet.
2. A. You look dirty. What have you been doing?
B. I have been working in the garden.
A. What have you done so far?
B. Well, i've planted tomatos and cut grass but i haven't watered plants or picked flowers yet.