【单选题】实现主机与外部设备之间的信息交换的关键部件是 ( ) 。
【单选题】在计算机系统中, () 是实现主机与外部设备之间的信息交换的关键部件
【简答题】All four boys were uncommonly lazy , but Jimbo was the _____ of them all.
【简答题】Here is a new picture. There are four boys and three girls in the room. They are all students. The boy on the desk is Jim. The girl near the window is Kate. Jim’s sister Jane is on the chair. Ann is b...
【多选题】下列描述正确的是( )
A.
诊断鸡新城疫的血清学试验最常用的方法是琼脂扩散试验
B.
鸡传染性法氏囊病典型的病理变化氏败血症和消化道出血、溃疡、腺胃黏膜出血
【多选题】在计算机系统中,各种部件相互联结的纽带和桥梁是( ),实现主机与外部设备之间的信息交换的关键部件是()。
【多选题】下列一般采用分步法进行成本计算的企业有( )