侵蚀性葡萄胎或绒癌患者的首选治疗是()
A．放射治疗
B．化学治疗
C．清宫
D．子宫全切
E．清宫+放射治疗
参考答案：B
以下哪种疾病不适于用三棱针放血治疗
A．高热
B．中风闭症
C．急性咽喉肿痛
D．中风脱症
E．目赤肿痛
In order to calculate the net present value (NPV) of a project, an analyst would least likely need to know the:（）
A. internal rate of return (IRR) of the project.
B. opportunity cost of capital for the project.
C. expected cash flows from the project.
