填空题

A—Internet
B—e-mail
C—telnet (telecommunication network)
D—netnews
E—hardware
F—keyboard
G—to expand memory
H—junk mails
I—modem (Modulator-demodulator)
J—homepage
K—to display on screen
L—hyper link
M—browser
N—data processing
O—on-line
P—download
( )数据处理 ( )垃圾邮件