An underwater hotel has opened in Africa，with its rooms＿on the bottom of a three－level floating building．
#89577
A
to sit
B
sit
C
sitting
D
sat
推荐题目
____________ at college for 3 years, she knows the place very well.
#96972
A
To have studied
B
Having studied
C
Studying
D
Studied
The Great Wall, _____ to be the longest wall in the world, runs across China like a huge dragon．
#96351
A
saying
B
to say
C
said
D
being said
（2011 • 哈尔滨三中10月测试）Please keep us __________ of any change of your address as soon as possible.
#88238
A
informing
B
informed
C
being informed
D
to inform
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
_______ the programme, these workers have to stay there for another two weeks.
#91732
A
Not completing
B
Not completed
C
Not having completed
D
Having not completed