我们必须不惜一切代价实现我们的目标。

We must achieve our goals ___at ___all ___costs.

她决心不惜一切代价挽救这个项目。

She was determined to save the project ___at ___all ___costs.

政府承诺不惜一切代价维持和平。

The government promised to maintain peace ___at ___all ___costs.