Example sentences of "it have been used [prep] [det] " in BNC.

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1 Let us begin by trying to understand the rationale for the system ; after all , it has been used for many years and must presumably have had some point to it .
2 It has been used for many years in traveller 's diarrhoea , as a colostomy deodoriser , and as an antispirochetal agent in syphilis .
3 These are in addition to applications in the detergents field , in which it has been used for many years .
4 It is sometimes argued that certain subjects are better vehicles for a liberal education than others , because they are concerned with the human rather than merely the natural , or are reflexive rather than merely instrumental ; hence the term ‘ liberal ’ has been most often associated with the arts , and in this century social sciences , though it has been used of some science courses as well ( e.g. ‘ Liberal Studies in Science ’ ) .
5 It has been used on many ceremonial occasions over the past 25 years and serves as a constant reminder of the common history and friendship shared .
6 If merely set at a given focal length , the zoom lens will simply act as a normal though infinitely variable lens ( between its limits ) and the viewer will be unaware that it has been used at all .
7 A distinction was made in the first chapter between three types of risk , objective , estimated and subjective , and the assumption was made that subjective risk is closely related to the concept of arousal as it has been used in much memory research .
8 The counting of published papers is a crude method of measuring the productivity of research workers , but it has been used in some studies , such as that carried out by Vlachy 232 .
9 It had been used for many years as a staff hostel for an Oxford Street department store .
10 Variants of it have been used in many situations .
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