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【简答题】
国画着色的过程,不应将颜色涂满整个画面,要适当留有空白,这叫做
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【简答题】数据挖掘是一个反复( )的过程。
【单选题】According to the text,which of the following is NOT a historical significance of the excavation of bone flutes in the Jiahu area?
A.
It has challenged the belief that China's traditional music had only a five-tone scale.
B.
It has extended Chinese civilization by another 3,000 years.
C.
It provides new insights into China's music history.
D.
It indicates that bone musical instruments have disappeared in Han areas.