A.dueB.extraC.sufficientD.supplementary
A. due
B. extra
C. sufficient
D. supplementary
A.authorityB.expertC.supervisorD.superior
A. authority
B. expert
C. supervisor
D. superior
A.sortB.typeC.kindsD.groups
A. sort
B. type
C. kinds
D. groups
A.easygoingB.comfortingC.carefreeD.relaxing
A. easygoing
B. comforting
C. carefree
D. relaxing