----You look pale and upset. ----Yes, my girl friend _____ an online chat with me non-stop until six o’clock this morning.
#104830
A
have been having
B
had had
C
was having
D
am having
推荐题目
Internet, as well as telephones, ____ an important part in daily communication. 
#102462
A
is playing
B
have played
C
are playing
D
play
My sister-in-law___________ my brother for ten years.
#102198
A
married with
B
has married
C
has been married with
D
has been married to