他犹豫了一下，才决定接受这份工作。

After a moment of ___hesitation, he decided to accept the job offer.

她在回答之前犹豫了一下。

She showed a brief ___hesitation before answering.

她犹豫了一下才回答老师的问题。

She showed a moment of ___hesitation before answering the teacher's question.