Example sentences of "have [been] [verb] on " in BNC.

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1 Geophysical and geological interpretation , conceptual engineering design , reservoir simulation and environmental screening studies have been completed on the field .
2 To date , a range of papers have been completed on local authority pricing , rent controls , housing taxation and rehabilitation subsidies .
3 Two important road improvements in Cleveland have been completed on schedule .
4 Many of the five hundred people who worked here have been redeployed on other sites in Herefordshire and Wales .
5 SECRET service agents HAVE been snooping on Princess Diana and other members of the Royal Family , The People can reveal .
6 Some have been constructed on the strictest scientific principles , objective testings , the application of complicated formulae , and tables and charts .
7 Signatures have been collected on a petition to call an extraordinary general meeting following Forest 's struggling start to the season .
8 Although these efforts have taken quite different forms in different parts of the world , most have been based on the broad underlying philosophy that social development goals are likely to be achieved more readily if those groups most directly affected ( local communities or recipients of services ) participate in the planning and delivery of services .
9 With no exceptions these results have been based on poorly controlled trials which , although they do not show that herpes vaccines do n't work , certainly do not prove that they do .
10 The majority of attempts to gain greater insight into the organisation of the manufacture of ornamental metalwork and the meaning of the decoration have been based on the decoration itself .
11 Until recently , the nuclear deployments of the superpowers have been based on ‘ countervalue ’ targeting , within the doctrine of Mutual Assured Destruction ( MAD ) .
12 As far as official policies are concerned , assumptions concerning integration have been based on the acceptance of white majority schools as both normal and desirable .
13 The DSD levies , which up to now have been based on the size of the package , are due to rise sharply in the autumn , and will be higher on the materials which have proved hardest to recycle , especially plastic .
14 Estimates of the lifespan of human lymphocytes in vivo have been based on the persistence of unstable chromosomal lesions in peripheral circulating lymphocytes after radiotherapy .
15 The company says all previous Unix systems have been based on a clock granularity of 100Hz and that it has developed an extension that allows an operator to select the clock or alarm granularity that optimises the equipment .
16 Most comparisons between human and animal insulins have been based on responses to acute hypoglycaemia , often in non-diabetic subjects , and have found little or no difference between responses with the different species of insulins .
17 Where too few examples of an artist 's work were sold in any one year , the calculations have been based on a series of overlapping pairs of years .
18 The sessions described here have been based on the premise that students , as receivers of teaching provision , can contribute much from their accumulated knowledge and experience — which is also informed by their values and expectations — to the staff responsible for the management , delivery and content of their courses .
19 Many novels of adventure have been based on the chivalric theme of service to women .
20 So far , all the investigations of definitional overlap using the MRDs have been based on one sample of data , which was selected at random from a corpus of business letters .
21 Some definitions of style have been based on this assumption .
22 To date most stratification schemes have been based on exercise testing , Hotter recordings and coronary arteriography though a number of newer variables have been recently investigated .
23 Many of the criticisms of Davis and Moore 's views have been based on evidence which indicates that no stratification system operates as their theory argues .
24 Not surprisingly , therefore , most approaches have been based on the cultural dimension with the addition of ecological and occupational factors .
25 There have been few studies of adults with cystic fibrosis with respect to employment , education , housing , insurance , and other features of lifestyle , and most such studies have been based on patients attending large clinics , who may be unrepresentative of the total population with the disease .
26 The courses , examinations and working practices have been based on their perceptions .
27 She concludes that , on balance , the RMCs have done an excellent job and that the most successful ones have been based on colleges or groups of colleges which already had pockets of energy and entrepreneurial spirit and like the South West RMC were closely linked with the communities they served .
28 Since the 1950s the main achievements in Bach research have been based on a new examination of music sources .
29 Although most descriptive grammars have been based on written documents , a few , such as that by Palmer ( 1965 ) , and that of the français fondamental , have been based on the spoken forms of the language .
30 Although most descriptive grammars have been based on written documents , a few , such as that by Palmer ( 1965 ) , and that of the français fondamental , have been based on the spoken forms of the language .
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