When a person lives too many hours a day in the digital universe, that is when he or she _____ something.
#100636
A
has missed
B
will miss
C
is missing
D
misses
推荐题目
Computers ____ in offices and homes since 1970s. 
#100256
A
have been used
B
had been used
C
was used
D
has been used
 No one _______ the building without the permission of the policeman.
#100920
A
is leaving
B
will be leaving
C
has left
D
is to leave