______, the conference began.
#91020
A
The candidates having taken their seats
B
The candidates had taken their seats
C
Taken their seats
D
Taking their seats
推荐题目
John told me he’d like to go hiking with me, his voice        joy.
#91093
A
was heavy with
B
was full of
C
heavy with
D
full with.
I couldn’t do my homework with all that noise ___________ outside.
#91098
A
going on
B
goes on
C
went on
D
to go on
The car ran into a crowd of middle school students, ______to hospital immediately.
#91055
A
two of whom sent
B
two of them sent
C
two of whom are sent
D
two of them sending