_______ a chance, we are bound to visit the 2010 Shanghai EXPO. 
#97138
A
To be given
B
Given
C
Giving
D
Having given
推荐题目
I’d prefer __________ at home watching TV rather than ________ out.
#93686
A
staying; going
B
to stay; go
C
to stay; going
D
staying; to go
We didn’t expect them ___ for us when we arrived there so late.
#97334
A
to be waiting
B
to have been waiting
C
to have waited
D
to wait