How to use "pauses" in a sentence

In the pauses between shooting, the rebels could hear the sound of fighting in other parts of Paris

She pauses for a second, and he sees her hands shake

"Easily," she says, but again she pauses, and Branwell sees her turn quickly to look over her shoulder

He pauses for a moment to try and remember what he has to do next, but then the door to the church opens again, and three women enter