—I________ you for a long time.  --Oh, I_______ in Beijing. I’ve just come back.
#37537
A
haven’t seen; am
B
didn’t see; will be
C
haven’t seen; was
D
haven’t seen; have been
推荐题目
I will _______ him when I _______free.
#41766
A
call, am  
B
call to, am
C
call, will be 
D
call to, will be
I ________some chickens in the countryside yesterday.
#39288
A
feed
B
feeds
C
fed
D
feeding