我喜欢那条裙子，但我要等到它打折才买。

I love that dress but I'm waiting until it's ___on ___sale before I buy it.

我买了一件漂亮的T恤和一条短裤，因为它们打折。

I bought a nice t-shirt and a pair of shorts because they were ___on ___sale.

假日期间很多商品都打折。

Many items are ___on ___sale during the holiday season.