对釉质发育不全的处理中哪一项是不必要的
A.充填缺损
B.牙面美观修复
C.口服钙片
D.桩冠修复
E.询问病史
参考答案:C
—How do you find Qingdao, Mary?
—It’s a beautiful seaside city. I have ________it for my next holiday.
A.decided on
B.tried on
C.taken on
D.carried on
不良意志特征不包括()
A.自觉性差
B.果断性差
C.坚韧性差
D.兴奋性差
E.自制力差