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【简答题】
切换到超级用户,将第1个分区里的文件夹用压缩方式存储,然后再切换到st**用户,查看对压缩文件夹、文件text2的读取情况。
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举一反三
【单选题】What could be the message of the passage?
A.
Giving up hope means giving up happiness.
B.
Letting go of hope is at times a better choice.
C.
Hope is what makes people move on.
D.
Hope frequently gets in the way of happiness.
【单选题】What could be the consequences if you challenge yourself?
A.
To be overwhelmed by the wealth of courses.
B.
To find the passion that will shape your future.
C.
To experience all the courses available to you in college.
D.
To be upset with college life
【单选题】Hugo：I guess your chance of getting that job would be pretty slim．What could be the harm if you just apply for it?Allen：
A.
I am not sure about my future
B.
I'm still hesitating to choose
C.
You’re bright
D.
It’S time that I ran a risk
【单选题】小学生注意发展的总体趋势是什么?
A.
无意注意和有意注意得到了同样的发展。
B.
有意注意逐渐取代了无意注意。
C.
从无意注意能力开始下降，有意注意能力逐渐提高。
D.
无意注意和有意注意均有发展，并且从无意注意占优势逐渐发展到有意注意占优势。
【单选题】If black smoke is coming from the exhaust stack of a diesel engine, what could be the trouble?( )
A.
bad exhaust valves
B.
leaking fuel injecting
C.
both A and B
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