—Computer is so useful. It can do almost everything. —Yes, but it ______ what to do.
#44720
A
will tell
B
has known
C
must be told
D
is told
推荐题目
-It’s said that English ________all over China. -Not really. Only some can speak __________ English. 
#44687
A
is spoke, a little
B
is spoken, a bit
C
is spoke, a lot of
D
is spoken, a bit of
 The classroom        every day.
#44450
A
should clean
B
should be cleaned
C
should cleaned
D
should be cleaning
Paul doesn’t have to be made  _______ . He always works hard.
#44866
A
to learn
B
learn
C
learning
D
learns
You have to stay behind if your homework         before five o'clock.
#44375
A
wasn’t done
B
hasn’t done
C
doesn't do
D
isn't done