他站起来发言，但他的声音开始颤抖。

He stood up to speak, but his voice began to ___tremble.

突然的巨响让我害怕得发抖。

The sudden loud noise made me ___tremble with fear.

从冰冷的水中出来时，她冷得直哆嗦。

Coming out of the icy water, she was ___trembling with cold.