run的名詞形式怎麼寫

He had been running uphill a long way.

他向上坡跑了很長的一段路。

She wheeled around and started running.

她突然轉身就跑。

The children came running into the room.

孩子們跑着進屋來了。

The machines are kept running night and day.

這些機器夜以繼日地運轉着。

She was slightly out of breath from running.

她跑過後有點上氣不接下氣。