Example sentences of "but it [be] necessary [to-vb] " in BNC.

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1 The breadth of this term is useful , but it is necessary to use more specific reference to denote particular levels or types of visual problem in relation to the child 's use of sight for learning .
2 But it is necessary to refer also to the provisions dealing with the recoupment of losses and the disgorging of profits in order to enable the restitutionary provisions to be construed in the context of the Act as a whole .
3 But it is necessary to examine the arguments advanced on behalf of the solicitors .
4 The general rules on Hering 's law of cure and looking for improvement in well-being still applies but it is necessary to take into account pathological tissues change .
5 But it is necessary to take into account not only the specific features of given industrial relations arrangements but also the environmental context which impinges upon them , and therefore the appropriateness of any transfer to a different context .
6 But it is necessary to link the treatment to the different types of problems .
7 This core does n't have to be very large , it could be a single Mob , but it is necessary to give some solidity to the army .
8 But it is necessary to stop them running away , ’ Sergei explains .
9 These consequences will be discussed in later chapters , but it is necessary to see where they fit into the overall theory at the outset , especially given the recent interest which has been shown in Reich 's theories .
10 This supervision may appear somewhat unpleasant but it is necessary to break into the compulsive dependence upon enforced vomiting in the same way as the physical detoxification process breaks into alcohol or drug dependence .
11 It is not the purpose of this chapter to speculate on the degree of roof venting but it is necessary to consider the means by which roof venting is controlled .
12 Some of these may immediately appear irrelevant , but it is necessary to consider them briefly , if only to rule them out .
13 One can tell whether a profit has been made in the period in question but it is necessary to have the results of several years trading , ideally together with several years forecasts , to form a judgement on the operating conditions , that is whether results are improving , stable or deteriorating .
14 One can tell whether a profit has been made in the period in question but it is necessary to have the results of several years trading , ideally together with several years forecasts , to form a judgement on the operating conditions , that is whether results are improving , stable or deteriorating .
15 It would not be appropriate here to attempt the impossible task of summarizing modern sensory physiology but it is necessary to discuss a few basic principles and laws .
16 But it is necessary to establish that the words or behaviour in question fall within the terms of one or other ( or perhaps both ) of these epithets .
17 Fish are plentiful , but it is necessary to travel some hundreds of yards from the shore to catch them , because the waters close in are so shallow .
18 It is not necessary to bring convictions every time , but it is necessary to prevent terrorism .
19 But it is necessary to tell the whole story .
20 Where there is a non-pecuniary interest it is not necessary to establish actual bias but it is necessary to show that the decision has given the appearance of bias .
21 Hopes and anticipation you will have , but it is necessary to temper the feelings with a warning lest the expectation evaporate in a cloud of disappointment .
22 But it is necessary to start on this battle at school , and it is the duty of teachers to give all the help they can to their pupils to win each engagement .
23 One of the most noticeable features of English is that many syllables are weak ; this is true of many other languages , but it is necessary to study how these weak syllables are pronounced and where they occur in English .
24 ’ And then , with one of his sudden , gentle smiles , ‘ But it is necessary to look quite deeply for it , Your Majesty .
25 But it 's necessary to mention that there is some evidence that different photochemical mechanisms are used by certain brain based photoreceptors in insects .
26 ‘ These sometimes do rub against one another , ’ admits Howard Ford , the head of IBM 's UK PC operation , ‘ but it 's necessary to ensure we 're as competitive as possible . ’
27 Thus one might , said Dionysius , say that God was ‘ good ’ but it was necessary to qualify this in the same breath : he was Goodness itself but he was not ‘ good ’ in the limited way that human beings understood this quality .
28 The University Art Gallery in the Portland Building has always been open to the public , but it was necessary to know one 's way around the campus to take advantage of this .
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