_,I'd like to say how much I have enjoyed staying in your comfortable room.      [ ]

A. To conclude              

B. To include      

C. In the conclusion          

D. As conclusion

狼疮肺炎的X线片表现有（）

A.肺浸润

B.肺不张

C.胸腔积液

D.横膈抬高

E.空洞