短信网关下发短信给短信中心时发生错误,则如何处理该短信?()
A.重发
B.删除
参考答案:A
药具库房应有哪些设施和设备?
________of the land in that district________ covered with trees and grass.
A.Two fifths;is
B.Two fifth;are
C.Two fifth;is
D.Two fifths;are