皮皮学，免费搜题
登录
搜题
【单选题】
系统软件中最重要的软件是 。A.
操作系统
B.
编程语言的处理程序
C.
数据库管理系统
D.
故障诊断程序
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】The latest bomb attacks served as a reminder of the truth that wars are conducted for political purposes. (universe)
【简答题】A．It was a bomb. B．It wasn't a bomb. C．It must be the breaking of the front type of the vehicle. D．It was like a bomb.
【单选题】The bomb was taken away and the soldiers ______ it at a safe distancefrom the houses.
A.
exposed
B.
exported
C.
exploded
D.
excluded
【单选题】Richard Reid tried to bomb a plane with the bomb ______.
A.
provided by terrorists
B.
stolen from the military
C.
made according to the methods shown in Internet
D.
made in his lab
【简答题】设A、B两点的纵坐标分别为500m、600m,则纵坐标增量 D xBA= 。
【简答题】设Ａ、Ｂ两点的纵坐标分别为500m、600m，则纵坐标增量△X BA =（）
相关题目：
参考解析：
知识点：
题目纠错 0
发布
