Example sentences of "[noun sg] have be [vb pp] to [be] " in BNC.

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1 Dictionary definitions constitute a valuable source of semantic knowledge , and the definitional overlap technique has been shown to be a suitable method for applying such knowledge .
2 Such increases in tannin in browsed Acacia nigrescens in southern Africa have been reported to take place in a few minutes and the production of ethylene during damage has been considered to be the promoter of tannin increase .
3 It is reported that in a number of countries that are regionally , culturally and socio-economically heterogeneous , malnutrition has been found to be more common among children born after short than after long intervals ( Rinehart , 1984 , p. 686 ) .
4 More scientifically , variety has been found to be a factor in influencing the quantity of food we desire .
5 Smoking has been found to be an important factor , increasing this loss of bone density and resulting in an increased risk of osteoporosis [ 13 ] .
6 Smoking has been found to be contributory factor in both bladder and kidney cancers .
7 ‘ but invariably , even when we have needed to correct or update details in our reports , the sad fact remains that the overall portrait of horror has been shown to be true and if anything , understated . ’
8 In general this owl has been considered to be a woodland species preying on woodland rodents and birds ( Southern , 1954 ) .
9 Surface hydrophobicity has been shown to be correlated with adherence in E coli associated with gastroenteritis and pyelonephritis .
10 His approach is a clear indication that the apparent rigours of Faccenda are now being mitigated by judges because the definition of trade secrets given in that case has been found to be too narrow to be workable .
11 The elegant slimline desktop case has been designed to be pleasing to the eye , and overall the machine seems to be well finished off .
12 In those with non-sustained ventricular tachycardia during electrocardiographic monitoring treatment with low dose amiodarone has been shown to be effective .
13 Low birth weight has been reported to be associated with reduced lung function or with respiratory illness in children , adolescents , and adults .
14 It is easy to understand how irksome that condition has been felt to be and how strong has been the temptation to try to tamper with it .
15 The origin of this unusual monster has been shown to be in Early Dynastic Sumeria ( see p. 146 and fig. 14.29 above ) .
16 Those that have seemed to indicate that ESP might be at work have generally later been discredited : either the subject of the experiment has been proven to be a charlatan or the experimental procedure itself has been shown to be flawed .
17 NC protein has been shown to be indispensable for RNA dimerization and encapsidation .
18 Furthermore , nutritional treatment with enteral feeds in which nitrogen is provided as a hydrolysate of whole protein has been shown to be inferior to drug treatment in two large studies involving adults , although a small study in children showed equal efficacy to corticosteroids .
19 To cap it all , the administration has been shown to be not just partisan , not just radical in some of its instincts , but alarmingly accident-prone .
20 Prediction has been shown to be difficult , if not dangerous , when one thinks of all those worthy , well-written , sincerely felt , and critically-supported books that remain unread ( see Manning , 1969 ; Avery , 1972 ) , and those obvious , apparently superficial and mundane pot-boilers that gain young readers ' affections .
21 MULTISTRANDED DNA structures based upon guanine association have been proposed to be important in the structure of chromosome telomeres and in immunoglobulin class switching .
22 Responses to hypoglycaemia in a laboratory setting have been reported to be different in patients taking human and animal insulin .
23 Typical values are shown in table 8.1 , but ψ 1 values measured for systems such as polystyrene + cyclohexane have been found to be almost ten times larger than those derived from other methods of measurement .
24 Freud 's work has been said to be unusable for this reason — that is , that it , too , was based on a biased sample .
25 The velocity of propagation has been shown to be slower in patients with reflux oesophagitis .
26 This is a quality establishment and the decor and furnishing has been chosen to be in keeping with the traditional style of the original building .
27 The Government 's commitment to child benefit has been shown to be only lukewarm , and they regard the benefit as a politically necessary extravagance .
28 Light adaptation characterized by a decrease in rod sensitivity in the presence of background illumination has been shown to be mediated by Ca 2+ ( refs 26 , 27 ) .
29 Methotrexate works more quickly than mercaptopurine and azathioprine , and steroid sparing has been shown to be one of its advantages .
30 As a result , the uniform ‘ polises ’ often complain that ‘ the quality of prig has been forsaken to be replaced by quantity ’ .
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