先天性免疫缺陷动物包括（）。
A.裸鼠
B.CBA/N小鼠
C.AIDS小鼠
D.SCID小鼠
参考答案：A, B, D
上市后的药品临床再评价阶段属于
A．Ⅰ期临床试验
B．Ⅱa期临床试验
C．Ⅲ期临床试验
D．Ⅳ期临床试验
E．Ⅱb期临床试验
—Could you tell me______?
—It's about ten minutes' ride. [ ]
A. where is your school
B. how far your school is from here
C. when do you go to school
D. which the way to your school is
