单选题 When the post of sales manager fell ______, Dennis Bass was appointed to fill it immediately for his excellent performance in this field during the past three years.
A. empty
B. vacant
C. hollow
D. bare

【正确答案】 B

【答案解析】这句话的意思是说，当销售经理一职空缺时，Dennis Bass凭借过去三年在这一领域的出色表现立即得到了任命。(A)empty空腹的、空虚的；(B)vacant空缺，强调职位等的空缺；(C)hollow中空的；(D)bare光秃的、赤裸的。