Forthere_____successfulcommunication,allpresentmustbeattentiveandgetinvolvedinthediscussion.
A.is B.to be C.will be D.being正确答案B
Forthere_____successfulcommunication,allpresentmustbeattentiveandgetinvolvedinthediscussion.
A.is B.to be C.will be D.being正确答案B