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1.The science of medicine, ___ progress has been very rapid lately, is perhaps the most important of all the sciences.
A.in which
B.to which
C.with which
D.which
2.All traffic is being ___ because of the military parades.
A.diverted
B.converted
C.altered
D.alternated
3.He felt extremely anxious, as his own personal future was at ___.
A.danger
B.stroke
C.steak
D.stake
4.Music is often used by movie directors to ___ the action on the screen.
A.contaminate
B.compliment
C.contemplate
D.complement
5.Mary will insist on wearing high heels; she's twisted her ankle again and it's very ___.
A.inflated
B.swollen
C.expanded
D.stout
