He was asked many times to join the Party, but he always kept his _____. [ ]

A. way

B. manner

C. distance

D. attitude

某年轻患者，因左上第三磨牙颊侧错位，需局麻下拔除，拔除该牙需麻醉的神经是同侧的

A．上牙槽后神经+腭后神经

B．上牙槽后神经+腭前神经

C．上牙槽后神经+鼻腭神经

D．上牙槽中神经+腭前神经

E．上牙槽中神经+上牙槽后神经+腭 前神经