55. ___ is usually written in an email or at the end of a business letter before the names of the people who will receive a copy.
(A) P.S.
(B)Ref.
(C)Enc.
(D)C.C.。

答案：登入後查看
統計： A(0), B(6), C(3), D(52), E(0) #752311

私人筆記 (共 1 筆)

私人筆記#7155051
未解鎖
C.C. is usually writ...
(共 388 字，隱藏中）
前往觀看
0
0