氟牙症与釉质发育不全的区别主要为
A．牙面不同
B．牙位不同
C．病因不同
D．表现不同
E．部位不同
参考答案：C
---Where does your little daugher want to go during her holidays ?
----She always looks forward to _______ to the Wutai Moutain.
A．take
B．being taken
C．taking
D．be taken
京剧中的生行是对京剧中的男性角色的统称。( )
