皮皮学，免费搜题
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搜题
【单选题】
以下哪个命令可以将普通用户转换成超级用户( )A.
super
B.
passwd
C.
tar
D.
su
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皮皮学刷刷变学霸
举一反三
【单选题】We all like ________animal. Because they are ______ interesting.
A.
kind of; kind of
B.
this kind of; kind of
C.
kind of; kind of
D.
this kind of; this kind of
【简答题】The first kind of site differs from the second kind of site in that [A] the first kind sells commodities while the second offers service. [B] the first kind extends items sold beyond the traditional c...
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