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纤维材料只有当其具有最佳表观密度时，绝热效果最好。
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【简答题】A．The World War Ⅰ. B．The fact that films were less expensive. C．The fact that films were silent. D．The fact that films were shorter.
【简答题】《______》“欣赏·评述”学习领域是指学生通过自然美、美术作品和美术形象等进行观察、描述和分析,逐渐形成审美趣味和美术欣赏能力的学习领域。
【简答题】A．The World War I B．The fact that films were less expensive. C．The fact that films were silent. D．The fact that films were shorter.
【单选题】《美术课程标准》根据美术()来划分学习领域，分为“造型•表现”、“设计•应用”、“欣赏•评述”、“综合•探索”四个学习领域。
A.
学习方法
B.
教学方法
C.
教学内容
D.
学习活动方式
【简答题】A．The fact that even his money was of the local kind. B．The fact that he had no coins or notes. C．The fact that he did not know the local rate of exchange. D．The fact that even he had plenty of coins ...
【简答题】The fact that the heart is on the left side of the mother's body provides the most convincing explanation of all.
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