Example sentences of "is necessary [verb] that [pron] " in BNC.

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1 To do so , it is necessary to demonstrate that there has been no subsequent inconsistent amendment to the Bill and that the statement has not been subsequently withdrawn or varied .
2 We shall return to the second part of the old horseman 's description : here it is necessary to emphasize that he used it in an exceptional way .
3 However , it is necessary to note that there is a limit to the number of variables that can be held constant in this way .
4 The ultra-violet process method will reproduce any flaws in the artwork , so it is necessary to ensure that there are no breaks in the conductor lines etc .
5 When installing the tray it is necessary to ensure that it is pushed home firmly and squarely to enable the internal pins to line up .
6 First it is necessary to establish that one exists ; if there is no intersection the lever does not pass through the cover and is therefore an incorrect arrangement .
7 If treatment is necessary ensure that you select a remedy which does not harm Orfe .
8 Although LCC is used by other libraries , in order to understand the format of the scheme it is necessary to recognize that it was intended to fit the LC collections and services as closely as possible , without reference to outside needs and influences .
9 It is necessary to prove that there was a breach of the statutory duty .
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