Most of the professors _____ to our school were from South Africa.
#97944
A
invited
B
to be invited
C
being invited
D
had been invited
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 _____ to sunlight for too much time will do harm to one’s skin.
#98000
A
Exposed  
B
having exposed
C
Being exposed
D
After being exposed
    Quite well in the important exam , he came back home,    and smiling.
#92606
A
Having done; relaxed
B
having done ; relaxing
C
having been done ; relaxing
D
Done; relaxed