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问题 单项选择题

诊断膀胱癌最可靠的方法是（）

A.尿脱落细胞检查

B.静脉肾盂造影

C.膀胱双合诊

D.B超

E.膀胱镜检及活检

答案

参考答案：E

解析：因膀胱镜可直接观察肿瘤情况并能活检。

单项选择题

A high school student is referred to the school nurse for suspected substance abuse. Following the nurse’s assessment and interventions, what would be the most desirable outcome

A. The student discusses conflicts over drug use.
B. The student accepts a referral to a substance abuse counselor.
C. The student agrees to inform his parents of the problem.
D. The student reports increased comfort with making choices.
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问答题 简答题

某期权交易所2017年3月20日对ABC公司的期权报价如下：

单位：元

若丙投资人购买10份ABC公司看跌期权，标的股票的到期日市价为45元，此时期权到期日价值为多少？投资净损益为多少？
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