她对死亡有种不健康的痴迷，这让她的家人很担心。

She has an unhealthy ___obsession with death that worries her family.

我不理解她对巧克力的痴迷；她每天都要吃。

I don't understand her ___obsession with chocolate; she eats it every day.

购物是我们所有人的一种痴迷。

Shopping is an ___obsession for all of us.