【判断题】印度人的交换是平衡的,可用符号“=”来表示。
【单选题】在PowerPoint 2003演示文稿中,另存为网页对话框中,不能够保存的格式有( )
【简答题】reason / ˈ ri ː zn/ n.
【单选题】What was probably the reason for discontinuing to hang a pickpocket in the 18th century?
A.
Hanging was a useless warning.
B.
It was too cruel and violent.
C.
Too many people watched the practice.
D.
Other pickpockets were only spectators.
【单选题】以下哪个药物因素可引起粒细胞缺乏,故不作为首选药( )。