—This is really lively party.There's a great atmosphere，isn't there?
— .The hosts know how to host a party.(2013·山东，32)
A. Don't worry
B. Yes，indeed
C. No，there isn't
D. It all depends
网友回答
A. Don't worry
(答案→)B. Yes，indeed
C. No，there isn't
D. It all depends
解析：句意：——这真的是一次很热闹的派对。气氛很好，不是吗？——是的，确实是。(这家的)主人们知道如何举办聚会。根据答语第二句的意思可知，空格处应为对上文的肯定，所以选B。其余三项都不符合语境。