蜡烛的火焰在微风中轻轻摇曳。

The candle flame ___wavers slightly in the breeze.

他在买哪款手机的问题上犹豫不决。

He ___wavers between which smartphone to buy.

她的决心在听到坏消息时动摇了。

Her determination ___wavers when she hears the bad news.