Mary is always ______ when she doesn't get any mail.
A. affected
B. worried
C. puzzled
D. disturbed
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According to time writer, compulsive bargain hunters ______.
A. want to save money to help their budgets
B. can boast of their triumph over others in getting things for less
C. will not have money problems if they can keep to their budgets
D. seldom admit they feel satisfied if they can get things for less than others
下列各种青霉素类中哪一种的抗菌作用不是广谱的
A. 青霉素G
B. 氨苄西林
C. 哌拉西林
D. 美洛西林
E. 阿莫西林
在组织结构中，如果组织缺乏足够的( )，将会使组织在运行时陷入无序状态。
A. 管理层次
B. 管理跨度
C. 管理部门
D. 管理职能
抑制DNA合成的抗菌药是
A. 青霉素类
B. 头孢菌素类
C. 大环内酯类
D. 氯霉素类
E. 喹诺酮类
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