洗发水有助于保持头皮清洁健康。

The shampoo helps keep your ___scalp clean and healthy.

在古代战争中，胜利者有时会割下敌人的头皮作为战利品。

In ancient wars, victors would sometimes ___scalp their defeated enemies as trophies.

他因以两倍面值倒卖足球比赛门票而被逮捕。

He was arrested for trying to ___scalp football tickets at double their face value.