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题目内容
（请给出正确答案）
A.NOT((NOTAORB)ANDC)
B.NOT(NOT(AORB)ANDC)
C.NOT(AANDBORNOTC)
D.NOT(NOTAORBANDC)
答案
更多“逻辑常量A=.T.、B=.T.、C=.T.，下面各表达式中返回逻辑真的是()。”相关的问题
第2题
假设：年龄=25，性别=“女”，婚否=．F．，职称=“讲师”，工资=450，则下列表达式的结果分别是________。(注：．F．表示逻辑假，是一个常量；．T．表示逻辑真，是一个常量) ①．NOT．婚否．AND．性别=“女” ②性别=“女”．AND．职称=“教授”．AND．工资＜=400．OR．年龄＞30 ③(年龄＞20．OR．工资＜=400)．AND．．NOT．职称=“讲师”@A@．T． ．F． ．F．@B@．F． ．T． ．T．@C@．F． ．F． ．T．@D@．T． ．F． ．T．
A．．T． ．F． ．F．
B．．F． ．T． ．T．
C．．F． ．F． ．T．
D．．T． ．F． ．T．
第4题
听力原文：Don't leave me alone, will you？
(A) No, we didn't.
(B) I want to live by myself.
(C) No, I won't. I'll be by your side.
(35)
A．
B．
C．
第5题
From the text, we know that the sun is a star, isn't it？
A．Yes, it is.
B．No, it isn't.
C．Yes, it isn't.
第6题
Such a sudden turn in the road is too difficult for the new driver, isn't it？
______. He's dealt with all kinds of troublesome situations before.
A) No, it isn't. B) Yes, it is. C) No, he isn't. D) Yes, he is.
第7题
—Lovely day , isn't it？—______ Let's go out for a walk, shall we？
A．Yes, it isn't.
B．No, it is.
C．Yes, isn't it？
D．No, it isn't.
第8题
It seemed that the dog could understand the film, didn't it？
A．Yes, it did.
B．No, it didn't.
C．Yes, it could.
第9题
听力原文：Mr. Sato really screwed up the work, didn't he？
(A) I sure hope he won't.
(B) He won't have the right tool.
(C) Yes, everyone was so disappointed.
(36)
A．
B．
C．
第10题
A.INSERTTOCJAVALUE(440105021,张三,1982/12/3,T,580)
B.INSERTTOCJAVALUE("440105021","张三","1982/12/3","T","580")
C.INSERTINTOCJAVALUE("440105021","张三","{1982/12/3}",".T.","580")
D.INSERTINTOCJAVALUE("440105021","张三",{^1982/12/3},.T.,580)
第11题
A: Has everyone submitted their proposals to me？ B: ______.
A．Yes, everybody has submitted themselves.
B．Yes, everybody proposed to you.
C．Only Fred didn't.
D．You must wait for Fred.
