They were very excited at the news.那位大虾帮忙分析at the news做何句子成分,先谢过了.
问题描述：
They were very excited at the news.那位大虾帮忙分析at the news做何句子成分,先谢过了.
答
at the news做原因状语啊,be excited at sth.因为.而兴奋