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【单选题】
保障以电子交易和电子支付为核心的电子商务过程顺利进行的是A.
计算机网络安全
B.
计算机网络系统安全
C.
商务交易安全
D.
计算机网络设备安全
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皮皮学刷刷变学霸
举一反三
【单选题】针对企业的战略和核心业务、核心能力、价值观等对企业运营产生重要影响的内容而进行的专项培训，最适合选用的培训类型是( )
A.
岗前培训
B.
在岗培训
C.
离岗培训
D.
业务自学
【单选题】听力原文：M: I am so relieved, I just finished the story I was working on for our Creative writing course. W: I haven't quite finished mine yet. I had trouble getting past the beginning. M: How come? W: We...
A.
Her professor did not like her story.
B.
She had trouble finishing her assignment.
C.
She did not like the topic she had chosen for her paper.
D.
She was taking too many courses.
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