小鸟啄了几下树皮寻找昆虫。

The bird ___pecked at the bark to search for insects.

她没胃口，只是随便吃了几口沙拉。

She wasn't hungry and only ___pecked at her salad.

奶奶轻轻地在孙子的额头上亲了一下。

Grandma ___pecked her grandson lightly on the forehead.

他一边吃早餐一边用单手在键盘上飞快地敲了几条消息。

He ___pecked out a few messages with one hand while eating breakfast.