— What's that noise?

— Oh, I forgot to tell you. The new machine ______.[ ]

A. was tested    

B. will be tested  

C. is being tested  

D. has been tested  

应根据所选用药包材的材质，做稳定性试验，考察药包材与药品的相容性（）

A.药品内包装

B.药品外包装

C.内包装标签

D.外包装标签

E.药品最小销售单元包装