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【单选题】
计算机系统中判别是否有中断事件发生在()A.
进程切换时
B.
执行完一条指令后
C.
执行进程控制操作
D.
由用户态转入核心态时
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举一反三
【单选题】New Zealand has two islands. One is North Island and is South Island.
A.
another
B.
the other
C.
other
D.
the others
【单选题】Caroline Man, a sixth-form. student at the South Island School, is becoming familiar with computers as early as possible. Not only does she have a personal computer at home, but her school has introdu...
A.
It is really a typical school.
B.
It is certainly not typical.
C.
It sets up a standard for schools.
D.
It is not a progressive school.
【简答题】六、倒卷肱 动作口诀 (1) (2) (3) (4) ( 重复三次 )
【单选题】Today the game reserves(猎物保护区)of East Africa are facing a number of threats. (76) Although they earn considerable revenue(收入) by attracting tourists, they take up land which is increasingly sought by ...
A.
problems Facing East African Tourists
B.
african Wild Animals Becoming More Dangerous
C.
the Increasing Popularity of Game Reserves
D.
some Problems of East African Game Reserves
【简答题】六、倒卷肱 ( 重复三次 )
【单选题】T hey find themselves facing a number of problems.
A.
SV
B.
SVCs
C.
SVO
D.
SVOiOd
E.
SVOCo
【单选题】Which of the following is FALSE about South Island School?
A.
It has several courses related to the use of computers.
B.
It allows students to use the Internet without restrictions.
C.
It permits students to type homework with school computers.
D.
It provides more than 60 computers for students to use.
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