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

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1 The apes being taught are therefore without an evolutionarily conferred advantage that human children enjoy — that of employing learning techniques , and being initiated by their elders , in a way that has presumably been refined by selection pressures over a very long time .
2 Although the positioning of players seems wrong and choice of instruments has presumably been dictated by the need for variety in a tiny space ( the original is quite small ) much remains plausible .
3 Years of close military co-operation , including joint work in missile development , have given Egypt valuable information about its former Iraqi ally , which has presumably been passed on to the Americans .
4 ‘ Whoever it is has presumably been coming regularly since last November so he or she must have been seen by other people .
5 They operate under Royal Charters , appoint their own staff , decide on their own admissions policies and have traditionally had academic freedom in their teaching and research , though the last of these has arguably been eroded in recent years by the ‘ earmarking ’ of government funds for specific subjects , and the need to seek sponsors for particular projects .
6 Ludendorff has widely been given sole credit for the great German victory at Tannenberg , but before he and Hindenburg had even arrived at their new post imaginative steps had been taken by Colonel Max Hoffmann , Deputy Chief of Operations of the Eighth Army , which made that victory possible .
7 Having worked his way up via his own live spoof chat show Vic 's Big Night Out , he has latterly been guesting on television 's One Hour With Jonathan Ross , a show whose format bears a strong resemblance to Reeves 's own showcase .
8 That might well have been true in the early 1960s but not in the 1990s , so let us not revive a distinction which has thankfully been eliminated .
9 That might well have been true in the early 1960s but not in the 1990s , so let us not revive a distinction which has thankfully been eliminated All kinds of research in education have gone far beyond this narrow form .
10 This view has rarely been developed by Freud 's critics .
11 Such a huge margin of victory has rarely been seen in a tournament of this class .
12 According to the outgoing editor , Mr Peter Stanford , she also has glamour of a kind that has rarely been seen in the paper 's musty offices .
13 The process of creating the record is valuable in its own right ; it brings respect for the contribution of the parent to the learning environment and can provide a level of involvement by the parent which has rarely been seen in our schools .
14 The ownership of newspapers has rarely been seen as either an easy or a sure way of acquiring fortunes .
15 Despite the principal duality of Irish party political power , the bourgeois structure of the state has rarely been questioned , only the degree of state intervention in the bourgeois economy .
16 Indeed , the permanent absence of humans has rarely been cited as a condition .
17 So far , this has rarely been done .
18 LeWitt 's use of geometrical structures dates to 1963 but this vital aspect of his work has rarely been examined in depth in Britain .
19 There has tended to be an increase in confidence within IIAs , although this has rarely been matched by increasing private-sector investment .
20 Widely considered a routine , if regrettable , fact of war , it has rarely been prosecuted .
21 The pig has rarely been used in physiology laboratories because of its size and temperament , but the development by animal breeders of a minipig with better temperament may change this .
22 The British minister is also empowered to issue ‘ general directions ’ in the national interest , although this has rarely been used , or specific directions to the British Railways Board : for example in the interests of ‘ national defence ’ , or to ‘ discontinue any of their activities , dispose of any part of their undertaking , dispose of any assets held by them … ’
23 This is also a problem for script recognition , although it has rarely been considered .
24 Chlorambucil has rarely been reported to produce ocular side effects , although these are common with many cancer chemotherapeutic agents .
25 This has rarely been reported .
26 James Moir , head of BBC TV light entertainment , said : ‘ His unique gruff humour , his exceptional ability to use the English language to produce brilliant comic effect has rarely been equalled and surely now will never be surpassed .
27 It is very true that in one sense it must be implied that although there is no existing difference , still that a difference may arise between the parties : yet I think the distinction between an existing difference and one which may arise is a material one , and one which has properly been relied on in this case …
28 This expectation has rather been confirmed than otherwise by the superimposition in the last two years of an element of graduation in the contribution , the additional yield of which for many years to come will mainly help to finance the standard pension but which creates a right to additions to it which will gradually build up over the next forty years on an actuarial basis .
29 I shall not attempt to repeat what I said then , for repetition makes bores of us all in the House ; I am glad , however , that the scepticism that greeted what I had to say about the benefits of a single European currency has since been replaced by understanding and support in several quarters .
30 This experimental solution has since been confirmed by a purely mathematical analysis carried out by H. L. Cox .
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