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问题 填空题

小赵、小张、小王三位同学对小麦斯书包里的书数目作了一个估计．小赵说：“书包里至少有10本，至多15本．”小张说：“书包里不到10本书．”小王说：“书包里至少1本，至多15本．”小麦斯却说：“你们三人的估计只有一人说对了．”这样，小麦斯书包里有______本书．

答案

小麦斯书包里有0本书．

故答案为：0．

单项选择题

放牙钳时下列哪钟方法是错误的

A．钳缘应钳缘长轴应与牙体长轴平行

B．钳缘应钳于病牙牙颈和牙根交界的牙根部

C．钳缘应紧紧夹住病牙的牙冠部以免作脱位运动时滑脱

D．肯定钳缘未侵犯邻牙及牙周软组织
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单项选择题

Programming is a (46) that has various engineering and (47) aspects. Although most of these aspects are interrelated, each of them covers a number of (48) and goals winch are very specific. The progress being made in teaching (49) is reflected by the fact that most (50) science curricula contain a broad spectrum of programming courses, each emphasizing a different aspect of programming.

A．notation

B．physical

C．function

D．discipline

E．philosophy

F．software engineering

G．characteristics

H．mathematical

I．mathematical

J．programK. methodL. computer
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