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【单选题】
-- I can’t find my umbrella. -- I saw George going away with____, but I’m not sure whether it is yours.A.
it
B.
that
C.
one
D.
the one
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【简答题】化简逻辑函数f(A，B，C，D)=(0，2，7，8，13，15)+(1，5，6，9，10，12)，写出最简与或式。
【单选题】Conversation 2 17. A.To get a higher salary. C. To work fewer hours. B. To improve his skills. D. To have better opportunities.
A.
To get a higher salary.
B.
To improve his skills.
C.
To work fewer hours.
D.
To have better opportunities.
【单选题】Conversation 2 17. A. IT engineer. C. Sales manager. B. Computer programmer. D. Office secretary.
A.
IT engineer.
B.
Computer programmer.
C.
Sales manager.
D.
Office secretary.
【简答题】计划工作的目的就是使所有的行动保持_________,促使组织_________实现。
【单选题】Conversation 2 17. A. A day off. B. A paid rise. C. A new position. D. A paid holiday.
A.
A day off.
B.
A paid rise.
C.
A new position.
D.
A paid holiday.
【简答题】操作系统为用户提供了两种接口,分别是 和 。
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