Example sentences of "be not necessary [verb] [adj] [noun pl] " in BNC.

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1 Using this approach it is not necessary to resolve alternative interpretations immediately — they may instead be maintained until their combination with other constraints produces in a single interpretation .
2 As we shall see , it is possible in the quantum theory for the ordinary laws of science to hold everywhere , including at the beginning of time : it is not necessary to postulate new laws for singularities , because there need not be any singularities in the quantum theory .
3 It is not necessary to have different languages for database access ( such as SQL ) and a host language ( such as Pascal ) for the complex programming tasks using the data collected .
4 Depending on the software , further overflow records may take no additional time — if it is not necessary to follow all chains — or the average time per overflow record may be nR/2 , where there are n overflow records per track and every overflow chain has to be followed during a record search .
5 It is n't necessary to run seven days a week to improve fitness .
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