嵌体牙体预备时,不需要预备洞缘斜面的是()
A.铸造金属嵌体
B.单面嵌体
C.高嵌体
D.嵌体冠
E.瓷嵌体
参考答案:E
If I were in ____ position of the mayor,I wouldn’t allow _____ factory like this standing in the center of the town.
A.a;the
B.the;
C.the;a
D./;the
终末期肝病最合适的治疗方案是()。
A.保肝药物维持
B.人工肝
C.肝移植
D.使用肝细胞生长因子
E.中药