关于息止颌位,以下哪一点是正确的().
A.从正中关系向正中位滑动的过程
B.又称牙位
C.位于正中关系后下方
D.与牙的存在无关
E.以上都不是
参考答案:D
日油水平
用所给词的适当形式填空
1. Tom has _____(12) color pens.
2. Tom's birthday is August _____(12).
3. Is March the _____(3) month of a year?
4. There are _____(90) students in her class.
5. The new skirt are _____(100) yuan.