问题
选择题
If there is any change about the time of the meeting, please inform us ________.[ ]
A. at present
B. in the meanwhile
C. at times
D. in advance
答案
答案：D
搜题请搜索小程序“爱下问搜题”
If there is any change about the time of the meeting, please inform us ________.[ ]
A. at present
B. in the meanwhile
C. at times
D. in advance
答案：D
，Ⅱ°深覆盖，下切牙咬在上牙腭侧龈组织，上前牙有散在间隙，上颌A区侧切牙舌向错位，下颌闭合道接近正中合时后退。面中1/3轻度前突，面下1/3较短