Lots of medicine as well as equipment such as tents _______ offered to the area since the earthquake occurred.

A．has been

B．have been

C．is being

D．are being

《传染病防治法》规定，传染病暴发、流行时，当地政府应当

A．立即组织力量进行防治，切断传染病的传播途径

B．限制或者停止集市、集会

C．停业、停下、停课

D．临时征用房屋、交通工具

E．宣布疫区