Example sentences of "is necessary [verb] [num] " in BNC.
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| 1 | To understand why this should be so , it is necessary to examine two specific weaknesses in Curran et al. 's work : the first concerns the years chosen for the analysis ; the second , the analysis of the figures themselves . |
| 2 | To measure internal reliability , it is necessary to compare two sets of test items . |
| 3 | In concluding this chapter it is necessary to mention two pieces of EEC law which will be of vital significance in relation to consumer contracts : the General Product Safety Directive ( 92/59/EEC ) and the Unfair Contract Terms Directive . |
| 4 | Clearly , in order to obtain this kind of information it is necessary to conduct three assessments under similar conditions so that they are directly comparable and spaced at equal time intervals . |
| 5 | If it is necessary to create two modules which are very closely related ( usually providing the same user interface ) , then the loose coupling relation VARIANT-OF should be used in both modules : |
| 6 | To convert national income into real output per capita , it is necessary to make two adjustments : ( i ) national income must be deflated by an appropriate price index to convert it to real terms ; ( ii ) the figure must then be divided by the population to convert it to per capita terms . |
| 7 | At this stage it is necessary to make three points about the scope of the Act . |
| 8 | In testing for Super Class 1 , Class 1 and Class 2 transactions it is necessary to make three comparisons between the listed company and the business it is disposing of or acquiring . |
| 9 | It is necessary to designate one LIFESPAN user to be responsible for the operation and control of the offline system , since the activities carried out by this person are significantly more complicated than those met by most LIFESPAN users . |
| 10 | To understand why the confusion has been generated it is necessary to separate two different issues , the first of which is particularly important . |
| 11 | It is necessary to distinguish two issues here : whether a trust has been created ; whether it is actionable . |
| 12 | First , it is necessary to distinguish two quite separate arguments that sometimes seem to get confused : the argument that crime is inevitable ; and the argument that crime is functional . |
| 13 | The value-shifting and depreciatory transactions provisions in ss32 and 176 TCGA 1992 should be considered , and for these purposes it is necessary to distinguish two possible scenarios . |
| 14 | But even if we restrict ourselves to the ideational or cognitive function of language ( see p 31ff ) it is necessary to distinguish three levels of organization in language . |
| 15 | Firstly , on the bottom line it is necessary to add three additional ‘ boxes ’ : one for NHS Hospital Trusts , one for GPs with practice budgets ( GPPBs ) , and one for private hospitals . |
| 16 | First , it is necessary to determine one or more behavioural teaching objectives . |
| 17 | For manipulations on 9th day or older embryos , which have to be done in a Petri dish it is necessary to introduce two bends over a microburner , similar to those described for solid needles ( Table 13 ) , although the exact angle of the bends will depend on how the micromanipulator is set up ( Figure 8 ) . |
| 18 | Earl ( 1989 ) argues that it is necessary to identify three issues in the business plan to help ensure the success of IT : |