____ each other for years, they talked almost the whole night and had a wonderful time. 
#88676
A
Not having seen
B
Having not seen
C
Not seen
D
Not to see
推荐题目
. Tony was very unhappy for _______ to the party.
#98419
A
having not been invited
B
not having invited
C
having not invited
D
not having been invited
He is used to        to his office in spite of bad weather.
#94234
A
to walk
B
walking
C
walked
D
has walked
 I'm busy now. I'm sorry I can't help ____ the flowers. 
#98051
A
watering
B
watered
C
waters
D
to water