【单选题】【消耗次数：1】
一般的移动支付系统中最复杂的部分是( )，它为利润的分成最终实现提供了技术保证。
①
终端用户消费系统
②
商家管理系统
③
运营商综合管理系统
④
移动支付系统
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相关题目
【单选题】
用户通过终端设备向系统提出服务请求，系统完成服务后通过终端即时回答用户，这样的信息处理系统属于（ ）。
①
个人计算机系统
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批处理系统
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实时处理系统
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分布处理系统
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This is no time to moralize ______ the follies of countries which have allowed themselves to be struck down one by one.
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to
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by
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【单选题】
Hitler was however wrong and we should ______ to help Russia.
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make all out
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make out all
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go all out
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go out all
【单选题】
In June 1941 Hitler suddenly ______ an attack on Russia.
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launched
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exerted
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developed
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created
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He said that everyone should turn their backs _____ a craving for fame and prestige.
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for
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down
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up
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on
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The subjugation of the western Hemisphere______ his will…
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to
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in
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according to
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against
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We shall ______ all our friends and allies in every part of the world to take the same course and pursue it.
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appeal to
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appeal for
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appeal with
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appeal of
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He gambled ______ being able to buy a ticket at the last minute.
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about
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The big shot ______ several government officials in the past years.
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buy out
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buy up
③
buy off
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buy down
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put down
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put up
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put off
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put out
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The duke interjected, “What you accuse us ______ is true. I am to blame.”
①
with
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about
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/
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of