A.urged
B.free
C.required
D.suggested

A.completely ignored
B.treated as important
C.disagreed with
D.discovered by chance

A.conducted
B.delayed
C.encouraged
D.proposed

A.conducted
B.delayed
C.encouraged
D.proposed

A.offer
B.claim
C.attempt
D.refuse

A.production
B.concentrate
C.company
D.interview

A.will you
B.won't you
C.are you
D.aren't you

A.will you
B.won't you
C.are you
D.aren't you

A.be reduced
B.reduce
C.be reducing
D.reduced

A.on
B.about
C.of
D.with