肾脏的替代治疗包括（）。
A.肾移植
B.亲免素调节剂
C.细胞毒药物
D.血液透析
E.腹膜透析
参考答案：A, D, E
传染病病愈后获得的对这种疾病的抵抗力为（）
A.人工主动免疫
B.人工被动免疫
C.天然主动免疫
D.天然被动免疫
E.非特异性免疫
A central bank can control the money of stock by:Ⅰ. establishing reserve requirements for depository institutions Ⅱ. buying and selling government securities in the open market Ⅲ. setting the interest rate at which it will loan funds to commercial banks and other depository institutions Which of the following is FALSE（）
A. Ⅰ only.
B. Ⅱ only.
C. none.
