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问题 单项选择题 A1型题

153Sm-EDTMP在临床上广泛用于治疗骨转移癌，其重复给药间期一般为（）

A.1个月

B.2个月

C.3个月

D.6个月

E.12个月

答案

参考答案：A

单项选择题

A 28-year-old accountant is admitted to the neurologic unit after a sudden onset of blindness the day before an important project is due for her boss. After preliminary evaluation and testing yields no positive findings, the physician’s initial reaction is that the client may be demonstrating which defense mechanism

A. Repression.
B. Transference.
C. Reaction formation.
D. Conversion.
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单项选择题

以下各种网络设备中，不是工作于数据链路层的设备是 (27) 。

A．调制解调器

B．网卡

C．以太网交换机

D．网桥
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