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【单选题】
Linux文件系统的目录结构是一颗倒挂的树,文件都按其作用分门别类的放在相关的目录中,现有一个外部设备文件,应该将其放在( )目录中A.
/bin
B.
/etc
C.
/dev
D.
/lib
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举一反三
【单选题】在定温定容系统中发生如下简单级数反应：A(g) → 2P(g)。当反应时间 t = 0、50 s、100 s、200 s 时，系统的总压分别为 1000 Pa、1200 Pa、1400 Pa、1800 Pa，则该反应的反应级数为
A.
0
B.
1
C.
2
D.
3
【单选题】听力原文：M: I've been skipping classes because of the operation. I imagine I've got to do some 'catch-up' jobs very soon. W: Well, I can keep you up to date on what we've been doing so far. Q: What does t...
A.
She will do the jobs for him.
B.
She will inform. him of what he missed.
C.
She will inform. him of the dates.
D.
She doesn't think they have been doing that much to be concerned.
【简答题】选词填空 a) ambulance b) appointment c) bed d) hospital e) make f) stay g) take h) thing Friend: Oh, you don't look very well. What's the matter? You: I've got a headache. I've had it for h...
【单选题】听力原文：W: What do you plan to do after you finish your university work? M: I've got a friend in Germany who says that he can get me a job with a large multinational company here in Shanghai. W: So you'l...
A.
Go to Germany to live with his friend.
B.
Return to Germany for further study.
C.
Set up a company in Shanghai.
D.
Find a job in a large multinational company in Shanghai.
【简答题】完善代码: db.student.__________({"学号":1}) //创建索引
【简答题】Complete the sentences, using the words below. sprained runny blotches bleed sore feverish temperature numb swollen itch rash e.g. My foot is badly swollen. 1.I ne...
【单选题】吴祖太为保障人民的人身和财产安全,不惧危险,亲临现场查看险情,不幸失去年轻的生命。他的身上突出体现了( )精神。
A.
团结协作
B.
无私奉献
C.
自力更生
D.
艰苦创业
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