30. People often decide whether to open an e-mail based on the subject line, so choosing one that lets readers know you are addressing their concerns or business issues.
(A)
(B)
(C)
(D)
(E)
答案:登入後查看
統計: A(6), B(8), C(37), D(8), E(17) #2069469
統計: A(6), B(8), C(37), D(8), E(17) #2069469