67. Employees may have better morale if .
(A)they have more time to rest
(B)a computer is used in their work
(C)the manager spends more time with them
(D)the managers pay more attention to them
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統計: A(0), B(0), C(1), D(0), E(0) #996953
統計: A(0), B(0), C(1), D(0), E(0) #996953