Example sentences of "has been shown " in BNC.

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1 ‘ 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 . ’
2 However , permanent parking outside in all weathers has been shown to cause rapid deterioration to the finish of all non-metal gliders .
3 Within the cochlea , for example , it has been shown that there are endings that respond preferentially to sounds of high rather than low pitch .
4 Normally , the reserve is set only days or hours before the auction , when the agents will already have a good indication of how much interest has been shown .
5 That weapon has been shown by events to be inadequate .
6 Yet since 1987 , the level of child sexual abuse diagnosed in Cleveland has been shown to be no higher than elsewhere in the country , and an increasing number of people locally take the view that she should be treated in the same way as myself — allowed to return to work as a paediatrician in Cleveland , but restricted from working in child abuse for the time being .
7 Some cases of Hepatitis B are complicated by a satellite virus known as the delta agent and its RNA has been shown to have this catayltic property .
8 Considerable enthusiasm has been shown by the Association 's Areas , and some have initiated fund-raising to develop further Eagle Lodges .
9 Irrigation has been shown to have potential on a relatively small scale , but can not be a solution for the mass of farmers .
10 This point has been shown again and again ; it is clear from the excellent descriptions of production activities which we have of peoples such as the Tikopia of Polynesia described by Firth [ 1939 ] or of the Bemba of Africa by Audrey Richards [ 1939 ] .
11 A reluctance to take a stand about racism , in fact indifference to it , has been shown again and again by head teachers .
12 For example the sport of crown green bowling , which was very little known outside of the north of England , has been shown to a wider public ; the greens are often oddly bereft of spectators , and the northern accents of the players are plainly audible as they urge on their woods or confer solemnly as a pair over the last bowl of an important ‘ end ’ .
13 ( 5 ) Very recently it has been shown that transplants of the SCN can be used to pass rhythmicity from one animal to another .
14 It has been shown in some animal species that there are nerves running from the eyes to the SCN .
15 It has been shown that , in some animals , one of these is that lithium slows the free-running period of the body clock .
16 Following a series of projects in which it has been shown that mills and large warehouses may satisfactorily be converted into dwellings , some interest has been shown in the possibility of treating redundant factories similarly .
17 Following a series of projects in which it has been shown that mills and large warehouses may satisfactorily be converted into dwellings , some interest has been shown in the possibility of treating redundant factories similarly .
18 Good old bishop Shanahan , but the same splendid attitude has been shown since then !
19 The seized clothing has been shown to a Maltese shopkeeper who identified items found in the suitcase containing the Pan Am bomb as bought from him .
20 ICI , in its involvement during the 1980s in illegal cartels for polypropylene , PVC and other materials , has been shown by the EC to threaten competition more on its own than Hanson ever has .
21 It was one of the truly marvellous innings , one that no one who saw it could ever forget ; since it has been shown on television virtually every time rain has stopped play in any match since , it would be almost impossible to have forgotten it anyway .
22 However , with recent advances in information technology it has been shown that automation of all or some of these processes will provide an effective way forward .
23 As has been shown above , blood was perceived to be the life-giving force of the universe — an obvious conclusion on empirical grounds , but one which was elevated from the pragmatic to the sacred in Hebrew thought by the belief that in humans it was also the seat of the soul , hence the choice of terminology noted at the outset of this essay for murder and death in the Old Testament .
24 It has been shown time and time again that , if we follow the path of kindness and understanding begun by Xenophon , there is a more successful and gratifying way of training horses — as illustrated so long ago by Alexander the Great with his charger Bucephalus .
25 However , it has been shown that this is not the case .
26 But suicide has been shown to have important roles in our immune system .
27 The film has been shown on television several times and the similarities between it and The Eagle Has Landed are striking .
28 Under our Safer Cities programme , there are 124 schemes to improve street lighting , which has been shown to reduce the fear of crime significantly .
29 The site has been shown to have regularly put at risk the health , and often the lives , of those who work or live in its shadow .
30 Mental handicap can also be reduced in cases where the likelihood of having a mentally handicapped child has been shown to be higher .
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