Have you heard of it? Firefighters rushed into a burning house, three of them unfortunately _______ in and ________ their lives.
#95758
A
catching; lost
B
caught; lost
C
caught; losing
D
catching; losing
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The airport________next year will help promote tourism in this area. 
#89492
A
being completed
B
to be completed
C
completed
D
having been completed
    around the lab, we were taken to see the library.
#95015
A
Being shown
B
Showing
C
Having been shown
D
To show