他们的新游戏卖得很快。

Their new game is ___selling ___like ___hot ___cakes.

关于如何保持年轻的书卖得非常火爆。

Books about how to remain young are ___selling ___like ___hot ___cakes.

限量版运动鞋在几小时内就被抢购一空。

The limited edition sneakers ___sold ___like ___hot ___cakes within hours.