风疹块有皮肤瘙痒、发无定处、此起彼伏的特点。此为风邪的哪项特征()
A.风为阳邪
B.风性开泄
C.易袭阳位
D.善行而数变
E.为百病之长
参考答案:D
A number of people consider it bad _________ to smoke in rail station’s waiting area.
A.manner
B.manners
C.custom
D.habit
签收单丢失,委托人或收货人提出索赔要求,如何处理?