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【单选题】
估计标准误差是反映A.
平均数代表性的指标
B.
相关关系的指标
C.
回归直线的代表性指标
D.
序时平均数代表性指标
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反馈参考答案：
举一反三
【单选题】下列哪项不属于依据红细胞平均值进行的贫血形态学分类
A.
正常细胞性贫血
B.
大细胞性贫血
C.
小细胞低色素性贫血
D.
急性溶血性细胞性贫血
E.
单纯小细胞性贫血
【简答题】1-1 单片机具有哪些特点?主要应用在哪些领域?
【单选题】The kind of exams where students must select answers are______.
A.
personal
B.
spoken
C.
objective
D.
written
【简答题】听对话，回答问题。 1. What are they talking about? A. Hobbies. B. Jobs. C. Sports. 2. What does the man think of sitting in front of the computer all day long? A. Interesting. B. Excellent. C. Boring.
【简答题】听下面5段对话，选择能回答每个问题的正确答案（听一遍）。 l. What is the man's sister good at? 2.What does the woman prefer? 3.Which season does the man like best? 4.What does the man want to do? 5.What does the woman's grandmoth...
【单选题】Which of the following is the best to describe the author's tone towards Twitter?
A.
Objective.
B.
Sympathetic.
C.
Cynical.
D.
Enthusiastic.
【单选题】The authors attitude towards loosening the control over kids is______.
A.
confident
B.
objective
C.
critical
D.
supportive
【单选题】-----Li Ping told me that he overslept this morning. -----Oh, he rarely used to oversleep, ________?
A.
usedn’t he
B.
was he
C.
didn’t he
D.
did he
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