-Is Mr. Smith really very ill?

-        . He is in hospital.[ ]

A.I don't think so            

B. No, he isn't

C.I hope so                

D.I'm afraid so

冷哮之痰是：（）

A.痰少粘稠难出

B.痰如白沫量多

C.痰稠黄胶结

D.痰稀薄多沫或痰多而粘

E.痰脓腥臭