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【单选题】
Linux系统软件包的安装一般有RPM软件包安装、YUM工具安装和_________安装3种方法A.
在线安装
B.
离线安装
C.
install安装
D.
源代码包安装
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Thereason so many things are delayed is ________ they have to be perfect.
A.
whether
B.
why
C.
that
D.
because
【简答题】千分尺测量螺杆上螺纹的螺距为 mm,当活动套管转一周时,螺杆即移动 mm,转1/50周 ,即移动 mm。
【单选题】The reason ________ I‘m writing is to ask for your permission to translate your latest novel into Chinese.
A.
because
B.
why
C.
for
D.
as
【判断题】Thereason why the Chinese people couldn’t recognize her foreign friend is that theone came to her home was not her friend at all.
A.
正确
B.
错误
【简答题】千分尺测量螺杆上螺纹的螺距为( ) mm ,当活动套管转一周时,螺杆即移动 0.5 mm ,转 1/50 周/ 1 格,即移动( ) mm 。
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