In order to reduce the increasing prices of vegetables , the toll(过路费)           if a truck carrying them passes through a toll station .
#103091
A
cancels
B
is cancelled
C
was cancelled
D
had been cancelled
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 —What were you doing when I phoned you last night? —I      my painting and was starting to take a bath.
#104680
A
have already finished
B
was finishing
C
had just finished
D
was going to finish
 Just look at the room. My roommate ____ up his clothes.
#104840
A
is never hanging
B
will never hang
C
never hangs
D
never hanged