我国最早的漆器是在( )中发现的涂有生漆的木碗。
A.仰韶文化
B.龙山文化
C.河姆渡文化
D.良渚文化
参考答案:C
_______ out from his company, he had to find a new job.
A.Be kicked
B.Kick
C.Kicked
D.Having kicked
下列哪种材料对牙髓刺激性最大()
A.聚羧酸水门汀
B.氧化锌丁香油水门汀
C.银汞合金
D.复合树脂
E.玻璃离子水门汀