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【多选题】
关于云存储的说法正确的是?A.
云存储是一个可以提供数据存储和业务访问功能的系统
B.
云存储用户可以按需使用存储资源，无需关心存储设备的任何细节
C.
云存储设备包括块存储设备、文件存储设备和对象存储设备
D.
云存储是指通过分布式文件系统等功能、将网络中大量不同类型的存储设备资源是对外标准开放的
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举一反三
【单选题】— __________ wrong with her? — She ________ the flu. [ ]
A.
What’s; have
B.
What’s the; have
C.
What’s; has
【单选题】_____ all the inventions have in common is ______ they have succeeded.
A.
What; what
B.
That; what
C.
What; that
D.
That; that
【单选题】_______ all the inventions have in common is _____they have succeeded.
A.
What; what
B.
That; that
C.
What; that D That; what
【简答题】欧式期权可在期权到期日或到期日之前的任何一个营业日执行。( )
【单选题】A scientist who speaks and writes English is in closer touch with the scientists in other countries than _______ who doesn‟t.
A.
one
B.
those
C.
/
D.
that
【单选题】A botanist who speaks and writes English is in closer touch with the scientists in other countries than ____who doesn’t．
A.
one
B.
those
C.
/
D.
that
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