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【多选题】
皮亚杰的认知发展阶段包括:A.
感知运动阶段
B.
前运算阶段
C.
具体运算阶段
D.
形式运算阶段
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参考解析：
知识点：
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举一反三
【单选题】Which of the following statements is true about grammar practice?
A.
When doing transformation drills, the students also need to change the forms of the given prompts
B.
In substitution drills, the students change a given structure in a way so that they are exposed to another similar structure
C.
In meaningful practice the focus is on the production, comprehension or exchange of meaning
D.
An activity cannot have elements of both mechanical and meaningful practice
【单选题】In grammar practice, substitution and______ drills are most frequently used in mechanical practic。
A.
meaning
B.
matching
C.
correction
D.
transformation
【单选题】In grammar practice, substitution and drills are most frequently used in mechanical practice.
A.
meaning
B.
matching
C.
correction
D.
transformation
【单选题】关于SecondaryNameNode哪项是正确的
A.
它是NameNode的热备
B.
它对内存没有要求
C.
它的目的是帮助NameNode合并编辑日志，减少NameNode启动时间
D.
SecondaryNameNode应与NameNode部署到一个节点
【简答题】In what way can prompts be used for grammar practice?
【单选题】Which of the following statement is true about grammar practice?
A.
When doing transformation drills, the students also need to change the forms of the given prompts.
B.
In substitution drills, the students change a given structure in a way so that they are exposed to another similar structure.
C.
In meaningful practice the focus is on the production, comprehension or exchange of meaning.
D.
An activity cannot have elements of both mechanical and meaningful practice.
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