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【单选题】
以下有关强迫性中断事件的叙述中，哪一个是错误的?A.
输入输出中断是来自通道或各种外围设备的中断，用于反映通道或设备的工作情况
B.
硬件故障中断是机器发生错误时产生的中断
C.
时钟中断是硬件时钟或软件时钟到时而引起的中断
D.
程序性中断是正在运行程序有意识安排而引起的中断
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【单选题】---_____does he play football after school? --- He always plays football after school.
A.
How often
B.
How long
C.
How much
D.
How well
【单选题】______ in the school campus in spring, we will always noitce a colorful display of flowers.
A.
Walk
B.
Having walked
C.
Being walking
D.
Walking
【简答题】在下列系统中,(1)是实时信息系统,(1)是实时控制系统 选项1: A.计算机激光照排系统 B.民航售票系统 C.办公自动化系统 D.计算机辅助设计系统 E.火箭飞行控制系统
【单选题】You may over by a car if you are careless while crossing the street. [ ]
A.
get run
B.
get running
C.
run
D.
get to run
【单选题】女,34岁。患胆囊结石4年。饱餐后持续上腹疼痛10小时,向腰背部放射,伴恶心、呕吐、发热。查体:上腹明显压痛, Murphy征阴性,肋脊角无压痛、叩痛。诊断首先考虑为
A.
胆囊炎
B.
泌尿系结石
C.
消化性溃疡
D.
肠梗阻
E.
急性胰腺炎
【简答题】阅读理解。 However important we may regard school life to be, there is always the fact that children spend more time at home than in the classroom. Therefore, the teacher should realize that parents have a...
【简答题】What enables some people to get big creative breakthroughs while others only get small and non-creative breakdowns, blaming themselves and society? Are some people "gifted"? Are there other factors___...
【单选题】The modeling business is by no means easy to get into, while the good model will always be in ________. [ ]
A.
demand
B.
need
C.
trouble
D.
lack
【简答题】What enables some people to get big creative breakthroughs while others only get small and non-creative breakdowns, blaming themselves and society? Are some people "gifted"? Are there other factors __...
【单选题】1-28. 在下列系统中,( )是实时信息系统。
A.
(1)计算机激光照排系统;
B.
(2)民航售票系统;
C.
(3)办公自动化系统;
D.
(4)计算机辅助设计系统;
E.
(5)火箭飞行控制系统。
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