下半口义齿起主要固位作用的部位是
A．舌下腺区
B．下颌舌骨嵴
C．下颌隆突
D．舌系带
E．舌侧翼缘区后部
参考答案：E
On seeing that the famous actress came onto the stage with her boy friend _______ her, all the fans burst out screaming.
A．accompanying with
B．accompanying
C．accompanied with
D．accompanied
