Example sentences of "have show that [adj] [noun] " in BNC.

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1 A study of Holocene sediment off the north-eastern coast of England has shown that heavy-metal pollution between 15 and 20 kilometres offshore has increased over the last 500 years .
2 An experiment with guinea pigs has shown that immune reactions can be conditioned in exactly the same way .
3 However , Gershuny 's ( 1983 ) work has shown that married women typically spend more time on housework than their husbands , even if they also have paid employment .
4 Previous evidence has shown that fluent braille involves a number of subsidiary perceptual , cognitive and manual skills .
5 Although a comprehensive study by Shaw ( 1969 ) has shown that increased boldness of print increases legibility for some readers , differences in typography were found to be considerably less significant for younger than for older readers with partial sight .
6 S.D. Keynes has shown that Norman charter evidence seems to support important elements of this account .
7 A previous study has shown that mucosal tissue type plasminogen activator , when released from endothelial cells by platelet activating factor , plays an important role in the process of gastric ulcer formation by inducing macromolecular permeable change in the rat experimental model .
8 Our description of short-term contract working In one of its most traditional forms — seasonal working — has shown that temporary workers can not always be distinguished from regular workers simply by reference to the contract of employment under which they work .
9 Q27 Research has shown that industrial buyers are reluctant to change from an existing regular supplier even if the new supplier can offer a price reduction .
10 Research has shown that good oxygenation makes it less likely that any rogue cells will survive to form a life-endangering tumour .
11 Do n't think you have to be based in London to create a buzz , as recent history has shown that new music movements rarely originate in the capital .
12 Early experience with the fundholding scheme has shown that general practitioners can be effective purchasers of care .
13 One English study showed accident rates of 5–9 year olds 15–20 times higher in residential areas than the 17–59 age group , whilst another has shown that young pedestrians account for 38 per cent of recorded casualties in residential area accidents and young cyclists a further nine per cent .
14 The trade in plutonium between Britain and the US has shown that two countries that proclaim their peaceful intentions as loudly as any are not beyond suspicion and that it is difficult to believe assurances that nuclear power stations have no weapons connection .
15 For seventeenth-century Somerset , J. H. Hamer has shown the influence of White Down fair near Crewkerne , and Christopher Gerrard has shown that two fairs at Taunton held only a few weeks apart had a major influence on the trading of cattle and horses in the West Country .
16 Such research has shown that one group of these creatures had a brain very like that of the living lamprey .
17 He has shown that certain sections of the population look for immediate , simple satisfactions , while the intellectuals take pride in rejecting kitsch and deny themselves these simple pleasures .
18 This research has shown that certain misconceptions commonly arise which can be very persistent , yet go unnoticed .
19 Little is written about Black women and racist attacks , yet experience has shown that Black women in particular not only bear the brunt of racial violence but also of oppressive policing .
20 destruction A report to the European Parliament has shown that European Community ( EC ) aid to underdeveloped countries is being spent on projects directly destroying the forests of Asia , Africa and South America .
21 ‘ And on the psychological side , ’ says Mr Hadley , ‘ a review of the results of 66 different studies has shown that moderate alcohol intake is associated with increased powers of expression , happiness and conviviality , and reduced stress , tension , depression and self-consciousness . ’
22 Furthermore , research has shown that antitank helicopters are already very cost-effective ; one helicopter should , in battle , be able to destroy 17 times its value in tanks before being shot down .
23 Research has shown that each year , only one smoker in 100 is able to kick the habit without some kind of help .
24 Sequence analysis of the DNA encoding 16S ribosomal RNA has shown that cytoplasmic incompatibility bacteria from diverse insect taxa are closely related ( they share 95% sequence similarity ) and belong to the alpha subdivision of Proteobacteria .
25 This is clearly the case in East Horsley , Surrey , where Connell ( 1974 ) has shown that spatial segregation was most clearly defined in the council estates , which were often morphologically distinct and separated by a considerable distance from the remainder of the village .
26 Time after time he has shown that nice guys can finish first .
27 Time after time he has shown that nice guys can finish first .
28 Recent drilling for oil and natural gas has shown that continuous permafrost underlies much of the Arctic , reaching thicknesses of 600–1000m in the coldest regions and extending out under the sea in the Arctic basin ( Figure 3.4 ) .
29 ‘ The survey has shown that Central Region ponds are extremely important for wildlife both rare and common . ’
30 Examination of men and women who still live in Hertfordshire has shown that lower birth weight and infant weight are associated with a higher incidence of known risk factors for cardiovascular disease , including raised blood pressure , plasma glucose and insulin concentrations , and plasma fibrinogen and factor VII concentrations .
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