手掌内侧感觉丧失为下列哪项神经分支损伤（）。
A.桡神经浅支
B.全部手掌感觉丧失
C.桡神经深支
D.尺神经手背支
E.尺神经手掌支
参考答案：E
Many kinds of help ________ by plane or by train to the area ever since the earthquake hit it.
A．had been offered
B．have been offered
C．are offered
D．were offered
管理体制的变革与创新有哪些问题需要明确？
