> 不需要到所有的房间吗?
> 题中:" hearing the words from the gift recipients "
> 如果不进入房间" give out a gift",那怎么能"hear the words from 
> the recipient(接受者)"
> 如果不"give out a gift"就能"use some kind of comfort index to quantitize "
> 那么怎么用recipient接受者这个词呢?如果不进去就能知道comfort indices,那么何必"enter and give out a gift and hear the words "直接give out a gift 就行了,凡正知道comfort indices.
> ......
> 逻辑要打结了.