问题
选择题
It's ______ cold today. You'd better wear warm clothes. [ ]
A．pretty
B．much
C．very much
D．quite a
答案
答案：A
搜题请搜索小程序“爱下问搜题”
It's ______ cold today. You'd better wear warm clothes. [ ]
A．pretty
B．much
C．very much
D．quite a
答案：A
面龋深达牙本质中层。备洞时发现洞内软化牙本质少而干，呈棕色，不易被挖除，挖除时呈粉状。该患牙应诊断为（）