Example sentences of "when it [is] [being] used " in BNC.

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1 An employer uses the vehicle even when he is not present in it , when it is being used on his business , with his permission .
2 any motor vehicle when it is being used for fire brigade , ambulance or police purposes or for defence purposes ( including civil defence purposes ) if compliance with this Regulation would hinder or be likely to hinder the use of the vehicle for the purpose for which it is being used on that occasion
3 Store unused gas cartridges or fuel bottles well away from the stove when it is being used .
4 It is quite reasonable to make this identification : in practice , a process which can either behave correctly or diverge will probably do the former while it is being tested , but will do the latter when it is being used in earnest .
5 This word is sometimes used with the sense of forming a conclusion or deduction , e.g. ‘ she left at 8 o'clock , so she must have arrived by now ’ ; when ‘ must ’ is used in this way , it is rather less likely to occur in its weak form than when it is being used in its more familiar sense of ‘ obligation ’ .
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