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 new economical policy,he expanded his business and made more profits than before.
#89526
A
Benefiting from
B
Benefited from
C
Having benefiting
D
To benefit
This soup is cold; it needs _____.
#97524
A
to heat
B
to be heated
C
being hot
D
heated
ack went to college last year, _______ to return home until he achieves his goal.
#90112
A
determined not
B
determining not
C
not determined
D
not determining