breathe|breathed|breathes|breathing

这里太闷了，我几乎无法呼吸。

It's so airless in here - I can hardly ___breathe.

保持深呼吸。

Keep ___breathing deeply.

你将呼吸的空气比城市里的空气更清洁。

The air you will ___breathe is cleaner than the air in the city.

赛后，他大口喘气，喝了些水。

After the race, he ___breathed heavily and drank some water.

传说中的古龙喷吐着火焰和烟雾。

The ancient dragon ___breathes fire and smoke in the legend.