scrape

他用刮刀刮掉墙上的旧油漆。

He used a scraper to ___scrape the old paint off the wall.

我的行李箱轮子在粗糙的地面上发出刺耳的摩擦声。

The wheels of my suitcase ___scrape harshly on the rough ground.

她在操场上摔了一跤，膝盖上擦破了一点皮。

She fell on the playground and got a small ___scrape on her knee.