需要扣押犯罪嫌疑人的邮件、电子邮件、电报的时候，需经( )以上公安机关负责人批准。
A．县级
B．地、市级
C．省级
D．乡、镇
参考答案：A
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.
少尿是指一昼夜尿量少于
A．50ml
B．lOOml
C．300ml
D．400ml
E．500ml
