[问答] 多数紫禁城的宫殿都是木结构，黄琉璃瓦（glazed tile）顶，青白石底座，看上去庄严肃穆，金碧辉煌。 A.Most of the buildings in the Forbidden City were built with wood, roofed with yellow glazed tiles and built on blue-and-white stone foundations, looking solemn and brilliant． B.Most of the buildings in the Forbidden City were built with wood, and people used yellow glazed tiles as the roofs, blue-and-white stones as foundations, so it looked solemn and glittered gold and jade．