这一批评坦率，令人耳目一新。

The critique is ___frank, refreshingly honest.

他总是很直率地表达自己的意见，从不拐弯抹角。

He is always ___frank about his opinions and never beats around the bush.

邮局工作人员给所有包裹都盖上了邮资已付的戳记。

The post office worker ___franked all the parcels before delivery.