计算机经历了从器件角度划分的四代发展历程，但从系统结构来看，

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问题单项选择题

计算机经历了从器件角度划分的四代发展历程，但从系统结构来看，至今为止绝大多数计算机仍是( )式计算机。

A．实时处

B．智能化

C．并行

D．冯·诺依曼

答案

参考答案：D

填空题

根据短文内容及首字母提示，补全空格内单词，使短文完整、通顺。

The Greenwood Boys are a group of (1)p singers. At present, they are visiting all parts of the

country. They will (2)a here tomorrow. They are coming by (3)t and (4)m of the

young people in the town will meet them at the station. Tomorrow evening they will sing at the Workers'

Club. The Greenwood Boys will (5)s for five days. (6)D this time, they will give five

(7)p . As (8)u , the police will have a difficult time. They will try to (9)k order.

It is (10)a the same on these occasions (场合).

填空题

药剂拌种适合（）的地块。