quEstions 23-30
·you will hEAr A tAlk on import rEgulAtions.
·For EACh quEstion (23-30), mArk onE lEttErA,B、orC、.
·AFtEr you hAvE listEnED onCE, rEplAy thE rECorDing.

At thE BEginning oF 1998, thEy will A．promotE sAlEs B．lowEr priCE C．lAunCh nEw proDuCt