我喜欢他坦率的性格，他总是直言不讳。

I like his ___frank personality; he always speaks his mind.

邮局工作人员会在所有包裹上盖印以显示邮资已付。

The post office staff ___franks all the parcels to show the postage is paid.

我们在棒球比赛时吃了几个热狗。

We ate a few ___franks during the baseball game.