57
A where
B what
C that
D how
58
A smoked
B smoke-filled
C filled with smoke
D smoke-filling
59
A has taken
B takes
C took
D will take
60
A on
B near
C without
D from
61
A processes
B produces
C possesses
D proceeds
62
A feature
B quality
C diagram
D source
63
A basis on
B base on
C basing on
D based on
64
A or
B and
C but
D otherwise
65
A developed
B determined
C discovered