—Would you mind answering some questions on shopping habits?

— ________.

A．Yes, with great pleasure

B．No, I am afraid I can't make it

C．Yes, it is worth the time

D．No, as long as it doesn't take long

骨与关节结核与化脓性关节炎的鉴别是（）

A.化脓性关节炎好发于小关节

B.关节穿刺液细菌学检查可鉴别

C.化脓性关节炎多高热而骨结核多低热

D.化脓性关节炎多为多发

E.化脓性关节炎常为对称性