13.2÷0.25÷4=13.2÷(____×____)
0.25;4
患者,男,46岁,,缺失,余留牙正常,设计可摘局部义齿修复,和设计RPI卡环组
如果口底深度不足6mm,则大连接体应采用()
A.前腭杆
B.舌杆
C.舌板
D.舌隆突杆
E.腭板
She was very happy. She ran of all the runners. [ ]
A. fastest
B. the quickest
C. slowest
D. quickly