他的目光在教室里漫无目的地游移，显然没有在听讲。

His eyes ___roamed aimlessly around the classroom, clearly not paying attention.

小狗在公园里自由自在地闲逛。

The puppy ___roamed freely around the park.

野马在广阔的草原上自由漫步。

Wild horses ___roamed freely across the open plains.