A.nuance
B.hindrance
C.discouragement
D.encouragement

A.correct
B.change
C.develop
D.intensify

A.qualifications
B.skills
C.qualities
D.personalities

A.increasing
B.rising
C.growing
D.raising

A.practice
B.practical
C.impractical
D.imperfect

A.prospect
B.exit
C.exist
D.insist

A.actually
B.factually
C.gradually
D.virtually

A.work
B.do
C.take
D.make

A.at
B.with
C.on
D.to

A.corruptive
B.concurrent
C.current
D.currency