皮皮学，免费搜题
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【单选题】
若用户Alice的umask值为0002,则其新建文件的默认权限(数字)为A.
663
B.
661
C.
466
D.
664
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举一反三
【简答题】He had three of his teeth knocked out in the fight．
【单选题】He bought three books, is in Chinese, in English, and in Japanese.
A.
the first; the other; the third
B.
one; the other; a third
C.
one; the other; another
D.
one; another; the third
【单选题】He about three thousand words in the past three years. [ ]
A.
has learned
B.
learned
C.
was learning
D.
had learned
【单选题】We wanted to know _____. [ ]
A.
where did he live three years ago
B.
where he lived in three years before
C.
why he cried so sadly
D.
how soon he will come back
【单选题】—Where is your brother? —He has gone to Beijing. He back in three days.
A.
will come
B.
comes
C.
has come
D.
came
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