她在热炉子上烫伤了手指。

She ___burned her finger on the hot stove.

在阳光下要小心，以免晒伤皮肤。

Be careful in the sun so you don't ___burn your skin.

他不小心被热咖啡烫伤了嘴唇。

He accidentally ___burned his lip on the hot coffee.