简答题The best-known examples of colored pottery are those of the _____ culture (around 5,000-3,000 BC, covering the northwestern part of China, with center at the middles reaches of the _____). A、Yangshao,Yellow River B、Jingdezhen,Gan River C、Majiahong,Yangtzi River D、Foshan,Zhu River简答题In the art of pottery-making in China, the most spectacular works created would be the colored pottery, which had its introduction dating from 3,000 to 4,000 years ago.简答题Colored pottery motifs contain subject matters including ___. A、human B、flora C、animals D、geometric shapes简答题The making of the pottery body, in the beginning, was perhaps done on top of wooden boards, bamboo mats or bamboo baskets, to that it could be easily turned or rotated.简答题Potteries made through Stack-and-Shape appeared thin and light; the shapes and especially the mouths of the vessels were not very even.简答题Through spectral analysis of Yangshao culture pigments, the most prominent element in the red pigment was _____. A、tin B、silicon C、copper D、iron简答题The slow potter's wheel had drawbacks as well, as partial wheel marks are often left on the body of the pottery. This technique began roughly during the _____ of the Yangshao cultural period. A、beginning B、middle C、end D、early