________ that the Youth Olympic Games might be delayed due to severe air pollution, our government has made a promise to Jacques Rogge that they will spare no effort to settle the problem.
#88783
A
Warned
B
Having warned
C
Warning
D
Being warned
推荐题目
With a lot of tough problems , the pilot was still calm, cool and collective under pressure.
#96144
A
solve
B
solved
C
solving
D
to solve
The man we followed suddenly stopped ad looked as if whether he was going I the right direction.
#98584
A
seeing
B
having seen
C
to have see
D
to see
-----I’d like your opinion,Alan. ----I think it worthwhile ____the film.
#89791
A
being watched
B
to be watched
C
to watch
D
having watched
The film star wears sunglasses. Therefore, he can go shopping without ______..
#88395
A
recognizing
B
being recognized
C
having recognized
D
having been recognized