— Flight MU257 ______, I must be off now.— Have a nice trip.
#102791
A
is being announced
B
has announced
C
was announcing
D
had been announced.
推荐题目
---Have you moved into the new house?  ---Not yet, the rooms ___.
#103979
A
are being painted
B
are painting
C
are painted
D
are being painting
I would have come earlier, but I _____ that you were waiting for me. 
#99367
A
didn’t know
B
hadn’t know
C
would have known
D
haven’t known