引起生理性贫血的因素是（）
A.6个月～2岁的婴幼儿
B.妊娠剧烈呕吐
C.妊娠中、晚期
D.长期高原生活
E.老年人
参考答案：A, C, E
All of the following are required for a CFA Institute member to maintain his or her active status EXCEFF:（）
A. remit a completed Professional Conduct Statement on an annual basis.
B. Passing each exam in no more than two tries.
C. paying membership dues to CFA Institute on an annual basis.
木结构房屋比钢筋混凝土结构房屋失火的概率大，这是根据( )得出的结论。
A．主观概率的演绎法B．主观概率的归纳法C．客观概率的演绎法D．客观概率的归纳法
