John received an invitation to dinner,and with his work_____ ,he gladly accepted it.
#91609
A
finished
B
finishing
C
having finished
D
was finished
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With dinner _____, the lady went on ____ some sewing.
#90973
A
to prepare; to do
B
preparing; doing
C
prepared; to do
D
to be prepared; doing
The country has already sent up 3 unmanned spacecraft, the most recent        at the end of last March.
#91255
A
was launched
B
being launched
C
has been launched
D
having been launched