They        have arrived at lunchtime, but their flight was delayed.
#87467
A
will
B
can
C
must
D
should
推荐题目
If he had worked harder, he _________.
#88201
A
would succeed
B
had succeeded
C
should succeed
D
would have succeeded
Should the present unemployment continue, the society________a more troublesome situation.
#87368
A
would have faced
B
would face
C
is facing
D
has faced
“Must we do it now?” “No, you _____.”
#90194
A
won’t
B
needn’t
C
can’t
D
don’t
My aunt _____ here by now, for she took the early bus.
#90176
A
must arrive
B
can arrive
C
may arrive
D
ought to have arrived