她突然感到一阵悲伤。

She felt a sudden ___wave of sadness.

当他数钱时，一阵羞耻和恐惧袭向贝特霍尔德。

As he counted the money, a ___wave of shame and horror hit Berthold.

一阵热情席卷了人群。

A ___wave of enthusiasm swept through the crowd.