答案:B
統計:A:129,B:226,C:31,D:87,E:0
難度:適中
【電力滿滿(111電僱已上岸】評論
28. Bonus payments based on productivity act as a(n) _______ for employees to work harder. (A) stimulus刺激物 (B) incentive 激勵,鼓勵(C) perk 津貼(D) commitment承諾、忠誠