(2013·山东，32)—This is a really lively party.There's a great atmosphere，isn't there?—.The ho

(2013·山东，32)—This is a really lively party.There's a great atmosphere，isn't there?
— .The hosts know how to host a party.
A. Don't worry
B. Yes，indeed
C. No，there isn't
D. It all depends

A. Don't worry(答案→)B. Yes，indeedC. No，there isn'tD. It all depends解析：考查交际用语。第一个人说：这确实是一个热闹的聚会。气氛很好，对吧？后句说，主持人知道如何主持一个聚会。据此可知回答第一个人时应该肯定，故选B(是的，确实)。

就是这个解释