【多选题】傣族与( )等有密切的关系,同源于古代的“百越”,他们以“断发文身”为共同习俗。
【简答题】A target market is a group of customers a business has decided to 1___________ its marketing efforts and ultimately its 2 ___________ towards. It is proven that a business must have a clear 3 ________...
【单选题】He gave an _ _ of Mary looking out of the window
【判断题】武当山在湖北省丹江口市,为道教真武庙的祖庭,是著名的道教圣地。
【单选题】患者,男,36岁,3个月前一上前牙因外伤脱落,要求烤瓷修复。口腔检查: 缺失,间隙正常,牙槽嵴无明显吸收。 牙冠1/2缺损,已露髓,探稍敏感,叩诊(-),无松动。 牙冠良好,叩诊(-),无松动。上下前牙牙龈轻度红肿,易出血,可见菌斑及牙石。余牙未见异常。
如果 设计为普通桩冠,其原因是()