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【简答题】
在Linux系统中命令_____大小写，在命令行中，可以使用____键来自动补齐命令。 A. 区分 、tab
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【简答题】钢轨气压焊缝和闪光焊缝中的光斑和灰斑缺陷为什么不易探测?
【单选题】听力原文：M: Professor Linda，we were wondering if we could sit in on your English class. W: I wish I could say yes，but if I accepted you two，I wouldn't know how to say no to a lot of others who have made t...
A.
She rejects their request.
B.
She accepts their request.
C.
She agrees to consider their request.
D.
She asks them to come with the others.