Today, computers are really helpful. They ____ everywhere.
#44613
A
use
B
are used
C
used
D
were used
推荐题目
—Look at the sign on the right. —Oh, parking ______ here.
#44971
A
doesn’t allow
B
isn’t allowed
C
didn’t allowed
D
wasn’t allowed
The old over 90 __ not only by their family but also by the government in many places.
#44473
A
is looked at
B
are taken good care of
C
are taken good care
D
is looking after
Chinese by more and more people from all over the world today.
#44776
A
learn
B
learned
C
is learned
D
was learned