问题
选择题
_____ like doing things [ ]
A. We both; the same
B. Both we; the same
C. We both; same
答案
答案：A
搜题请搜索小程序“爱下问搜题”
_____ like doing things [ ]
A. We both; the same
B. Both we; the same
C. We both; same
答案：A
缺失，采用RPI卡环组，基牙预备时应预备（）
支托凹，舌侧导平面