97-98题共用备选答案
A．水平颤动拂刷法&nBsp;
B．BAss刷牙法&nBsp;
C．FonEs刷牙法&nBsp;
D．改良smith刷牙法&nBsp;
E．竖刷法&nBsp;
97[单选题] 圆弧刷牙法又称&nBsp;
98[单选题] 能有效清除龈沟内菌斑的刷牙方法是&nBsp;