他本想说出真相，但最终还是忍住没说。

He wanted to tell the truth but ___held back at the last moment.

她的恐惧使她无法尝试新的机会。

Her fears ___held her back from trying new opportunities.

她决定保留一部分钱作为应急储备。

She decided to ___hold back some money for emergencies.