We apologize for any inconvenience you _______ have been caused by the delay of the flight.
#87894
A
may
B
would
C
must
D
need
推荐题目
—I didn’t know your telephone number in Paris; otherwise, I ______ you.—Oh, I would rather you ______ me.
#86764
A
would have called; had called
B
would ring; call
C
would have called; called
D
would ring; had called
They demanded that the books ______ to the school library right away.  
#87511
A
should return
B
be returned
C
were returned
D
returned
I _________ you, but I was busy all the time yesterday afternoon.
#89611
A
could help
B
had helped
C
helped
D
could have helped