题目内容 (请给出正确答案)
[主观题]

● (42) 不符合 Armstrong 推理规则。 (42)A. 若X→Z, X→Y,则有X→YZ B. 若X→Y, WY→Z,则有XW→Z C. 若

● (42) 不符合 Armstrong 推理规则。

(42)

A. 若X→Z, X→Y,则有X→YZ

B. 若X→Y, WY→Z,则有XW→Z

C. 若X→Y, Z?Y,则有X→Z

D. 若XZ→Y, 则有X→Z

提问人:网友liangyao95 发布时间:2022-01-06
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更多“● (42) 不符合 Armstrong 推理规则。 (42…”相关的问题
第1题
不符合Armstrong 推理规则。

A.若X→Z,X→Y,则有X→YZ

B.若X→Y,WY→Z,则有XW→Z

C.若X→Y,Z→Y,则有X→Z

D.若XZ→Y,则有X→Z

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第2题
Directions :Read the following text. Choose the best word or phrase for each numbered blan

Directions :

Read the following text. Choose the best word or phrase for each numbered blank and mark A, B,

C, or D on, ANSWER SHEET 1.

It has always been a problem to decide whether "popular music" is music which represents the people or is simply music that the people like. The same problem of (26) exists with jazz. So many different (27) 0f music have been called jazz at one time or another that it is hard to say

what (28) it is. Jazz has always been considered to be black music (29) when I first (30)an interest in it twenty years ago, I used to hear white (31) playing music that was like Louis

Armstrong's in the 1920s. I found out afterwards that they learnt to do this by playing Armstrong's records over and over again until their style. was close enough to his (32) for them to

imitate him.

Since then white singers like Bob Dylan have rediscovered (33) 0wn folk tradition, instead of (34) from black roots. But the main (35) since 1960 have been social and technical. One is that young people have more (36) to spend on records at an earlier age than they used to, so Tin Pan Alley, the ' pop 'music industry, aims at the teenage audience. (37) is that electronic equipment has developed to such an (38) that technicians are now capable of mixing sound to (39) recordings that are quite different from alive (40) .

But the real (41) with 'pop' music is that Tin Pan Alley has always worked against its be-ing a (42) music of the people. It takes everything original and natural out of it and (43) it with cheap commercial imitations. (44) the American folk singer, Woody Guthrie, said:"They've always (45) the second-rate songs. They've never wanted to play the good ones. "

26.

[ A] definition

[ B] classification

[ C] imitation

[ D] discussion

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第3题
● 下面 (42) 特性不符合嵌入式操作系统特点。 (42)A. 实时性 B. 不可定制 C. 微型化 D. 易移植

● 下面 (42) 特性不符合嵌入式操作系统特点。

(42)

A. 实时性

B. 不可定制

C. 微型化

D. 易移植

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第4题
下面(42)特性不符合嵌入式操作系统特点。

A.实时性

B.不可定制

C.微型化

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第5题
42()不是导致汽车钢板弹簧损坏的主要原因

A.汽车长期超裁

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第6题
Armstrong公理作业
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第7题
三位Armstrong数
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第8题
Mr. Sierra offered ______ because she had faith in his capabilities.

A、to Mr. Armstrong the position

B、Mr. Armstrong the position

C、the position for Mr. Armstrong

D、Mr. Armstrong to the position

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第9题
下列哪项不符合DIC的试验诊断

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D.Fg 1.8g/L

E.FVⅢ:C 42%

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第10题
Armstrong数判断
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