proved

It also has a large American space facility and reserves of valuable minerals which have so far proved hard to exploit.

One of the benefits of being a veteran is access to new approaches for conditions, ranging from mental illness to cancer, that have proved unresponsive to more widely available treatments.

Maeda is now front and centre at Celtic and again proved the difference on Sunday.

The passage proved to be a decisive swing in the momentum.

Instead his one season in Sacramento, in 2006, proved to be the most stressful of his coaching life.