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【多选题】
儿童少年生长发育一般规律包括A.
生长发育阶段性与连续性的统一
B.
生长发育程序性和时间性的协调
C.
生长发育不同步性与多样性的平衡
D.
生长发育的高度可塑性
E.
生长的轨迹现象
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反馈参考答案：
举一反三
【单选题】Which one of the following statements is true?
A.
Secondary data are data collected especially for a specific purpose
B.
If a sample is selected using random sampling, it will be free from bias
C.
In cluster sampling there is very little potential for bias
D.
Discrete data can take on any value
【单选题】Once you have a well-defined purpose for your study and a clear description of the kinds of outcomes you want to achieve, the next step in your research design is
A.
population and sampling.
B.
choice of research method.
C.
conceptualization.
D.
operationalization.
E.
conducting a literature review
【单选题】进行口底、颌下检查时常采用的触诊方式为（）
A.
由口内触诊
B.
由口外角虫诊
C.
在可能张口时触诊
D.
双手口内外合诊
E.
用一手的拇指、示指分别置于病变两侧触诊
【多选题】Regarding data reduction, which of the following are true?
A.
The purpose of data reduction is to reduce the data mining time.
B.
Attribute subset selection is an approach of dimensionality reduction.
C.
Data reduction techniques use a smaller dataset to replace the original dataset.
D.
Sampling is a data reduction technique.
【简答题】何园清代楠木厅叫什么名字?典出哪里?体现了园主人什么思想?
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