_______ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home.
#90114
A
To wait
B
Having waited
C
Have waited
D
To have waited
推荐题目
You want to tell me, and I have no objection ______ it.
#98724
A
to hear
B
to hearing
C
hearing
D
having heard
When I returned, I found the windows open and something .
#91600
A
to steal
B
stealing
C
stolen
D
being stolen
Only ________ according to the directions can the medicine be quite effective.
#89142
A
taking
B
taken
C
being taken
D
having been taken
Rather than ________ abroad with her parents, she preferred __________ volunteer work during the holiday.
#95736
A
to travel; to do
B
travelling; doing
C
travel; to do
D
to travel; doing