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【单选题】
RDW常用下列哪项表示（ ）A.
标准误
B.
均数
C.
误差
D.
变异系数
E.
偏差
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【多选题】Which are the short stories of O'Henry?
A.
the Gift of the Magi
B.
the Black Cat
C.
the Ransom of Red Chief
D.
the Cop and the Anthem
【简答题】阅读理解。 O. Henry, a famous American writer of short stories, was born in North Carolina in 1862. O. Henry was a pen name. His real name was William Sydney Porter. When he was a young boy, he did not go ...
【单选题】Most people can remember a phone number for up to thirty seconds. When this short amount of time elapses, however, the numbers are erased from the memory. How did the information get there in the firs...
A.
They revert from the long term memory.
B.
They are filtered from the sensory storage area.
C.
They get chunked when they enter the brain.
D.
They enter via the nervous system.
【判断题】十八大以来的五年，我们的法治建设在中国特色社会主义法治理论的指导下，取得的第一个成绩就是党的领导、人民当家作主、依法治国“三者有机统一”的制度建设全面加强。( )
A.
正确
B.
错误
【单选题】______is the penname of William Sidney Porter, a famous short-story writer.
A.
Mark Twain
B.
O. Henry
C.
Henry James
D.
Stephen Crane
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