Which of the following is NOT true about u
问题:
Which of the following is NOT true about unwanted e-mail
A.It costs money to receive them.
B.It's free to store them.
C.It takes time to access them.
D.It takes time to throw them away.
Which of the following is NOT true about unwanted e-mail
A.It costs money to receive them.
B.It's free to store them.
C.It takes time to access them.
D.It takes time to throw them away.