Hearing a scream, I rushed downstairs, only    the hostess lying unconscious on the floor.
#93890
A
seeing
B
having seen
C
seen
D
to see
推荐题目
The water companies were instructed to keep the people ______ to the polluted water.
#95384
A
from exposing
B
being exposed
C
exposing
D
from being exposed
The research group ____________ 15 members has made great achievements in recent years.
#91591
A
is made up of
B
makes up
C
made up of
D
making up of
The girl ___ in front of me kept laughing and crying.
#97737
A
sat
B
sits
C
seated
D
seating