放射性药品是指用于临床诊断或者治疗的放射性核素制剂或者其标记药物,包括()。
A. 裂变制品
B. 推照制品
C. 放射性同位素发生器及其配套药盒
D. 放射免疫分析药盒
E. 加速器制品
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药品类易制毒化学品,是指《易制毒化学品管理条例》中所确定的()。
A. 麦角酸
B. 麦角胺
C. 麦角新碱
D. 伪麻黄素
E. 阿托品
It's so dark. I can't find out _______ it's a boy _______ a girl.
A. if, and
B. that, and
C. either, or
D. whether, or
Could you tell me if he _______ to Shanghai?
A. has gone
B. had gone
C. went
D. go
He told me _______ she would catch the early bus.
A. which
B. whether
C. why
D. that