Example sentences of "not [be] shown to be " in BNC.

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No Sentence
1 If the test has not been shown to be reliable in empirical studies , then there is no guarantee that any information obtained by using the test will provide an accurate reflection of any child 's ability .
2 However , some fluids such as saliva , sweat , tears and urine have not been shown to be infectious .
3 As the plaintiff had not been shown to be guilty of contributory negligence , he was entitled to recover damages , on the grounds of negligence .
4 which can not be shown to be justifiable irrespective of the person to whom it is applied .
5 which can not be shown to be justifiable irrespective of the colour , race , nationality or ethnic origins of the person to whom it is applied .
6 The problems of life-histories and oral history are fairly self-evident : they can not be shown to be representative or valid .
7 If shareholders can not be shown to be morally entitled to the corporate property then they have no antecedent moral right to exercise or allocate the power that flows from it , and accordingly the property rights justification of corporate power must fail , and with it , the project of explaining companies as private shareholder domains .
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