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我国著名的幼儿教育家研究儿童的一般发展时,以自己的孩子为观察对象,对其身心发展进行了长达 808天的连续观察和文字、摄影记录 及分析。 ( 1) 这种 观察记录方法是什么? ( 2)除此方法外,婴幼儿研究中还有哪些观察的方法? ( 3)观察法的主要优缺点有哪些?
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In 1992.
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In 1992.
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In 2000.
C.
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D.
In 1972.
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【单选题】听力原文： World Environment Day was established by the United Nations General Assembly in 1972 to mark the opening of the Stockholm Conference on the Human Environment. World Environment Day can be celebr...
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A.
Keys to paper recycling.
B.
Importance of recycling.
C.
Keys to recycling improvement.
D.
Technological progress in recycling.
查看完整题目与答案
【单选题】“至若佳人才子等书,则又千部共出一套,且其中终不能不涉于淫滥”。请问是谁的观点?( )
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A.
Important Keys to Recycling Paper.
B.
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C.
Steps to Improve Recycling.
D.
A Greater Demand for Improving Recycling.
查看完整题目与答案