Example sentences of "we [verb] for certain " in BNC.

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1 Quantum theory then predicts that when a measurement of some property of one of the particles ( call it A ) is made the results we obtain for certain measurements on particle B depend , not only on the results we get for the measurement on A , but also on what property of A we decide to measure .
2 Indeed , we know for certain that this was sometimes not the case .
3 The sooner we know for certain what we believe to be true , the sooner we can mobilise against them . ’
4 All that we know for certain about his coronation oath is that he promised to preserve the laws of the realm unimpaired and to do nothing touching the dignity of the crown without first obtaining the consent of his prelates and chief magnates .
5 ‘ It is , of course , only a suspicion and I 'm sure you will say nothing until we know for certain .
6 Even an uncertainty is tangible : " What we know for certain is that this point is uncertain . "
7 The one thing we know for certain is that life has arisen once , here on this very planet .
8 One thing we know for certain about global warming is that — whether fields get drier or damper , whether temperatures soar or only fluctuate — our crops will have to adjust quickly .
9 Throughout his career Chaplin took every care to sustain the idea that his life had been a kind of Victorian romance and perhaps if we allow for certain embellishments we can accept this interpretation as legitimate .
10 None of us knew for certain who the informer was .
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