宋代画家王希孟的《千里江山图》,代表了()。
参考答案:画院青绿一体精密不苟,严格遵依格法的画风
A. was to be held B. has been held C. will be held D. is being held
折射光线向法线偏折,则光可能是[ ]
A、从水中斜射入空气中
B、从空气中斜射入水中
C、从水中垂直射向空气
D、从空气垂直射向水