companion

我的狗十多年来一直是我忠实的伙伴。

My dog has been my faithful ___companion for over a decade.

当计划出错时，汤姆和他的同伴决定一笑置之。

When the plan went awry, Tom and his ___companion decided to laugh it off.

在我们穿越欧洲的旅程中，他证明了自己是一位出色的旅伴。

On our journey across Europe, he proved to be a wonderful travelling ___companion.