征税的性质是()
A.行政征用
B.行政征收
C.行政没收
D.行政处罚
参考答案:B
She can hardly write her own name, ______?
A.can she
B.can't she
C.need she
D.needn't she
观察人体对新药耐受及药代动力学,为制定给药方法提供依据()
A.Ⅰ期临床试验
B.Ⅱ期临床试验
C.Ⅲ期临床试验
D.Ⅳ期临床试验
E.生物等效性试验