问题
选择题
The children had _____basketball.
A．a great fun playing
B．great fun playing
C．great fun to play
D．a great funny playing
答案
答案：B
搜题请搜索小程序“爱下问搜题”
The children had _____basketball.
A．a great fun playing
B．great fun playing
C．great fun to play
D．a great funny playing
答案：B
咬合面磨损可见牙本质暴露，颊尖高陡，近中边缘嵴至舌尖方向似有隐裂。进一步确定隐裂的检查方法是（）。