冠部浅龋的龋坏程度仅限于
A.牙釉质内
B.牙骨质内
C.牙釉质或牙骨质内
D.牙本质内
E.牙骨质或牙本质内
参考答案:A
解析:牙冠部浅龋为发生于釉质内的龋坏。
The disk ,digitally ______in the studio, sounded fantastic at the party that night.
A.recorded
B.recording
C.to be recorded
D.having recorded
高血压病脑出血最常见的部位是()。
A.豆状核和丘脑
B.内囊和基底节
C.蛛网膜下腔
D.侧脑室
E.大脑髓质