·you will hEAr A rEport prEsEntED By A journAlist From tokyo.
·For EACh quEstion 23--30, mArk onE lEttErA,B、orC、For thE CorrECt AnswEr.
·you will hEAr thE rECorDing twiCE.

______ is jApAn’s BiggEst plAstiCs group.A．

A、mitsuBishi kAsEi

B．

B、mitsuBishi pEtroChEmiCAl

C．

C、mitsui pEtroChEmiCAl inDustriEs