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【单选题】
下列各组设备中,完全属于内部设备的一组是( )A.
运算器、硬盘和打印
B.
运算器、控制器和内存储
C.
内存储器、显示器和键盘
D.
CPU 和硬盘
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皮皮学刷刷变学霸
举一反三
【单选题】I've seen Donna in lots of movies, but I've never seen her _____.
A.
in person
B.
in reality
C.
in practice
D.
in theory
【单选题】I don't know why she's looking at me _____ she knew me. I've never seen her before in my life. [ ]
A.
as
B.
although
C.
as if
D.
even if
【单选题】I don't know why she's looking at me ______ she knew me. I've never seen her before in my life. [ ]
A.
as
B.
although
C.
even if
D.
as if
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