Example sentences of "[noun sg] it have proved " in BNC.

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1 When in opposition it has proved it 's policies of a minimum wage , a jobs tax , social charter , support and and s er strikers charter that they would never learn .
2 It is a theory whose plausibility and aesthetic attractiveness in England was considerable at a time ( the later 1970s ) when the English choral tradition was flourishing and when many sensed the need for a change of direction after the loss of David Munrow ; by a kind of happy accident it has proved to be consistent with a much wider range of evidence than was initially suspected .
3 In the event it has proved possible not only to complete the task , but to do so in a timely and controlled fashion .
4 Originally constructed to account for atomic physics it has proved equally applicable to the behaviour of those latest candidates for the role of basic constituents of matter , the quarks and gluons .
5 For this reason it has proved popular with Local Authorities .
6 Freedom is valuable and is valued by the public as an end in itself , but as a means to an end it has proved a failure .
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