the goal of "Education for All", the Chinese government is making joint efforts. [ ]

 A. To achieve

B. Achieving

C. Achieve

D. Having achieved

牙种植术的适应证不包括（）

A.全口缺牙，传统义齿固位不良

B.活动义齿固位差、无功能、黏膜不能耐受者

C.严重习惯性夜磨牙

D.颌骨缺损植骨重建后

E.患者有骨硬化症