题目内容
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[判断题]
The necklace that she lost is very expensive. It’s of great valuable .()
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第3题
A.chmod754/tmp/script??.sh
B.chmodu=rwx,g=rx,o=r/tmp/script??.sh
C.chmodu+rwx,g+rx,o+r/tmp/script??.sh
D.chmod754/tmp/script[??].sh
E.chmod754/tmp/script[**].sh