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【单选题】
[2019・呼和浩特]中华传统美德内涵丰富,大精深,其中有孝敬父母、尊敬师长的伦理规范下列古诗词能体现这一规范的是 1老母一百岁,八十儿 2重资财,薄父母,不成人子 3,心贵 4新竹高于旧竹枝,老干为扶持
A.
①③
B.
①④
C.
②③
D.
②④
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【单选题】从潮湿环境中去砂550g，烘干至恒重为515g，则该砂的含水率是（ ）。
A.
0.068
B.
0.0636
C.
0.0579
D.
0.0535
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【单选题】中药一级保护品种一般最高保护年限是( )。
A.
20 年
B.
30 年
C.
10 年
D.
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【单选题】听力原文：W: Is it that you've never met the right woman? Is that it? M: I don't know. Several times I have met a woman who seemed right, as you say. But for some reason it's never worked out. W: Well, cou...
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【单选题】在从原点出发的直线(射线)与 STC 曲线相切的切点上, SAC
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是最小
B.
等于 SMC
C.
等于 AVC+AFC
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【单选题】听力原文：W: What is function of the sale slip? It is so small that it is not always considered important. M: It is small, of course, but it contains the details of the card and they also show the details ...
A.
The sales slips are not important.
B.
The sales slips show the amount of the sale.
C.
The sales slips perform. important functions in the bankcard transactions.
D.
The sales slips contain the details of the card.
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【单选题】从潮湿环境中去砂550g,烘干至恒重为515g,则该砂的含水率是( )。
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B.
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C.
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D.
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【单选题】听力原文：M: Hello! Is that box heavy? W: No, it is light But it is full of fruit. Q: What is in that box? (22)
A.
Egg.
B.
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C.
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【单选题】在从原点出发的直线(射线)与STC曲线的切点上,SAC( )
A.
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B.
等于MC；
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等于AVC+AFC；
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【单选题】从潮湿环境中去砂550g，烘干至恒重为515g，则该砂的含水率是（ ）。
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【单选题】在从原点出发的直线(射线)与 STC 曲线相切的切点上, SAC
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【单选题】听力原文：W: What is function of the sale slip? It is so small that it is not always considered important. M: It is small, of course, but it contains the details of the card and they also show the details ...
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A.
Egg.
B.
Bag.
C.
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查看完整题目与答案
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A.
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B.
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等于AVC+AFC；
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查看完整题目与答案
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【简答题】二进制数1010111转换成八进制数是______。
查看完整题目与答案