excitation rhythmic stage

例句：

1. 1. The game wasso exciting that I couldn't stopwatching.
   这场比赛太激动人心了，我忍不住一直看。
2. 2. The discovery of a newspecies excited scientists to great heights.
   发现一个新物种让科学家兴奋到了极点。
3. 3.Excitement can be both a goodand bad thing; it can make ushappy or cause us harm.
   兴奋既可以是好事也可以是坏事；它可以让我们快乐，也可以让我们受伤。