I remember()to the zoo by my father when I was a child.
A. to be taken
B. had been taken
C. being taken
D. to be taking
She is not accustomed to ______ what to do.()
A. telling
B. being told
C. having told
D. tell
下列显像剂中不能用于放射性核素肝胆动态显像的是
A. 99mTc-PMT
B. 99mTc-Mebrofenin
C. 99mTc-EHIDA
D. 99mTc-DISIDA
E. 99mTc-MAA
骨髓显像对下列哪种血液病的辅助诊断、病情演变监测、疗效观察和预后判定等方面有较重要的临床价值
A. 阵发性睡眠性血红蛋白尿
B. 再生障碍性贫血 C.过敏性紫癜
C. 血友病
D. 以上均不是