他看到车祸现场时脸色一下子变得煞白。

He ___blanched at the sight of the car accident scene.

在制作沙拉前，先将杏仁放入沸水中烫一下去皮。

Before making the salad, ___blanch the almonds in boiling water to remove their skins.

投资者在看到市场波动时脸色发白。

The investors ___blanched when they saw the market volatility.