There ______ a meeting this afternoon. [ ]

A. will have

B. is going to be

C. has

D. are

支配上颌前磨牙及第一磨牙近中的牙髓及其颊侧黏骨膜的为（）。

A.上牙槽后神经

B.上牙槽中神经

C.上牙槽前神经

D.鼻腭神经

E.腭前神经