After chatting on QQ a long time, Mary looked up, ________ that it was 11:00 pm, long past her usual bedtime.
#88813
A
to see
B
saw
C
seeing
D
seen
推荐题目
I don’t know the girl _______ in the storm.
#95695
A
to catch
B
caught
C
catching
D
to be catching
Once ______ by the expert, the girl will improve her English in a few months.
#94493
A
being taught
B
to be taught
C
taught
D
teaching
         with a murder, the young man is being questioned by the police.
#97456
A
To connect
B
Having connected
C
Connecting
D
Connected