Sentence examples for has proven only from inspiring English sources

Regulation, he said, has "proven only partially successful in dissuading individuals from playing with the rules of accounting".

Counseling to effect lasting change in health behaviors has proven only moderately effective.

This rings true -- the use of military force has proven only sporadically effective for international issues.

Iran has proved only slightly less frustrating for Mr. Bush.

So far, though, even while spending $265 billion a year on family subsidies, Germany has proved only how hard it can be.

So far, Favre has proved only that he was right about wanting to go to the Vikings.

The 64-year-old's insistence that passing into submission is the way forward has proved only a sideways move.

And yet when it comes to women, golf has proved only slightly more tolerant than most organized religions have been about admitting female clergy.

Although the newspaper's reviews are seen as deal-breakers for Broadway, its write-up has proved only part of a roar of critical acclaim for the show.

"Thematically no less awesome than Mr Kneale's earlier science-fiction essays for BBC Television, his ITV debut has proved only a so-so affair," was the verdict of The Times when previewing the final episode.

And efforts to legislate a binary truth upon the wide spectrum of gender have proven only how elusive sexual identity can be.