— Isn’t it amazing that I met Francis at the Christmas party?—Really?For how many years ____ each other?
#99541
A
didn’t you see
B
haven’t you seen
C
hadn’t you seen
D
don’t you see
推荐题目
Up to now, large quantities of food ____ to Africa to save the starving people.
#102504
A
is sent
B
has been sent
C
have been sent
D
are sent
 I have to see the doctor this afternoon because I ____ a lot lately.
#99964
A
have been coughing
B
had coughed
C
coughed
D
cough
—Such a mistake could have been avoided. —Unfortunately, he _______ the mistake again and again.
#104834
A
repeated          
B
would repeat
C
had repeated        
D
would have repeated