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题目：
未知类型
机场起飞的客机这一排队系统中，顾客是()。
A.客机
B.机场跑道
C.跑道指挥机构
D.起飞过程
答案：
<查看本题扣1积分>
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具有活血、行气功效的药物是（）。
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首次使用税控发票开票软件，在哪里修改税务数字证书密码？（）
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关于肌松药的拮抗，下列说法不正确的是（）
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水螅的体壁由两层细胞构成，在两层细胞之间为中胶层。（）
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The ancient Greeks developed basic memory systems called Mnemonics. The name is(1)from their Goddess of Memory, Mnemosene. In the ancient world, a trained memory was an(2)asset, particularly in public life. There were no(3)devices for taking notes and early Greek orators (演说家) delivered long speeches with great(4)because they learned the speeches using Mnemonic systems. The Greeks discovered that human memory is(5)an associative process—that it works by linking things together. For example, think of an apple. The(6)your brain registers the word "apple", it(7)the shape, colour, taste, smell and(8)of that fruit. All these things are associated in your memory with the word "apple". (9). An example could be when you think about a lecture you have had. This could trigger a memory about what you were talking about through that lecture, which can then trigger another memory. (10). An example given on a website I was looking at follows: Do you remember the shape of Austria, Canada, Belgium or Germany? Probably not. What about Italy, though?(11)You made an association with something already known, the shape of a boot, and Italy's shape could not be forgotten once you had made the association.
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在气体影响下，深井泵活塞上行时，固定阀（），使泵效降低。
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明明丢垃圾时不小心将垃圾丢在了垃圾桶外面，但又懒得去捡。宋老师恰好路过，什么也没说，把垃圾捡起来丢进垃圾桶，明明脸红得低下了头。宋老师的行为体现了（）职业道德。
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按内容分，调查报告包括下列哪一种？（）
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感应法电力电缆故障仪有哪些用途？