填空题
A -- to be absent
B -- to confirm the flight
C -- to attend the meeting
D -- to cancel the reservation
E -- to reserve the hotel
F -- to give the permission
G -- to fix a time
H -- to make a presentation
I -- to make an appointment
J -- to be present
K -- to contact somebody
L -- to decide on a budget
M -- to finalize details
N -- to invite delegates
O -- to choose a location
P -- to receive the feedback