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【单选题】
统计工作的步骤正确的是A.
收集资料、设计方法、整理资料、分析资料
B.
收集资料、整理资料、设计方法、统计推断
C.
统计设计、收集资料、整理资料、分析资料
D.
设计、收集资料、核对资料、统计推断
E.
收集资料、整理资料、核对资料、分析资料
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举一反三
【简答题】It's Jim's birthday today. He is five years old. He gets many nice birthday presents from his family and one of them is a big drum (鼓). ' Who gives him the drum?' his father asks. ' His grandfather do...
【简答题】阅读理解。 It's Jim's birthday today. He is five years old. He gets many nice birthday presents from his family and one of them is a big drum (鼓). ' Who gives him the drum?' his father asks. ' His gran...
【单选题】Although he is five years old, he has learned more than twenty old Chinese poems _____ heart. [ ]
A.
in
B.
by
C.
to
D.
with
【简答题】阅读理解。 It is John's birthday today. He is five years old. He gets many birthday presents from his family and one of them is a nice big drum (鼓). 'Who gives him that drum?' his father asks. 'His grandfa...
【单选题】关于百日咳鲍特菌的形态特征描述正确的是
A.
革兰阳性短小杆菌,有侧鞭毛,不形成芽胞
B.
革兰阴性短小杆菌,无鞭毛,不形成芽胞
C.
革兰阴性小杆菌,有侧鞭毛,不形成芽胞
D.
革兰阳性球杆菌,多有菌毛,无鞭毛,不形成芽胞
E.
革兰阳性,多形性,多为单个或成双排列,无鞭毛,无芽胞
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