A -- business card
B -- confidential information
C -- contract
D -- brochure
E -- minutes
F -- financial statement
G -- flow chart
H -- penalty clause
I -- memorandum
J -- duplicate
K -- newsletter
L -- report on progress
M -- registered letter
N -- visa
O -- application
P -- e-mail

A -- business card
B -- confidential information
C -- contract
D -- brochure
E -- minutes
F -- financial statement
G -- flow chart
H -- penalty clause
I -- memorandum
J -- duplicate
K -- newsletter
L -- report on progress
M -- registered letter
N -- visa
O -- application
P -- e-mail（）副本（）电子邮件

A -- business card
B -- confidential information
C -- contract
D -- brochure
E -- minutes
F -- financial statement
G -- flow chart
H -- penalty clause
I -- memorandum
J -- duplicate
K -- newsletter
L -- report on progress
M -- registered letter
N -- visa
O -- application
P -- e-mail