面部刀砍伤患者临床检查发现笑时对侧口角高，考虑为哪一支面神经损伤
A．颞支
B．颧支
C．颊支
D．下颌缘支
E．颈支
参考答案：D
35. Locked in his own study, Tony was annoyed for _____ the change earlier.
A．having not informed
B．not having informed of
C．not being informed
D．not having been informed of
除硅必须用阴离子交换树脂。（）
