Example sentences of "it [vb -s] be [verb] [conj] [adv] " in BNC.

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1 Again , it has been demonstrated that even quite low levels of lead interfere with body processes .
2 NEVER PUT ANYTHING ON THE RAILWAY LINE — I do n't think many of you would be stupid enough to do this but believe me it has been done and still is done quite often .
3 From such studies ( Just and Carpenter , 1987 ) it has been determined that only about 65% of the words in a passage are fixated — substantial proof of the importance of higher level processing .
4 On the semantic level , thirdly , it has been observed that even though infinitives have no endings for person or number , they do have " a reference to some subject … ; though their grammatical dependence connects them frequently with some other term " ( Brown 1884 : 337 ) .
5 The sufferer from alcoholism is so frequently involved in traffic offences that it has been said that just two drink-driving offences are a strong indication of alcoholism .
6 Nevertheless , it has been said that virtually all the extinctions of the last million years or so can be blamed , with fair confidence , on the intelligence ( or lack of it ) of Homo sapiens .
7 In Britain alone , it has been calculated that about 200,000 people may be bitten by dogs each year .
8 Particularly as it has been discovered that about 30% of men who die from other causes are also found to have had prostate cancer . ’
9 Indeed , many trees that look as though they might be adapted to wind pollination are known to be pollinated by insects — like Mallotus oppositifolius ( Euphorbiaceae ) in West Africa , which has an attractive sweet scent — and it has been suspected that even forest grasses are animal pollinated .
10 The case at Water Newton is rather less certain , but it has been argued that either one of the two large buildings visible at the centre of the defended area served as an administrative centre for the Fens , or that this function was performed by the remarkable complex identified at Castor to the north-east of the town 's extramural suburbs .
11 It has been argued that very few electors usually read them and that many of the commitments made do not enjoy widespread support among voters , even among those voting for the parties that issued them .
12 It has been recognised that maybe the proposals are too extreme , particularly in respect of the infantry , ’ says one informed source .
13 Either the imaginary has been ignored altogether , in which case Irigaray is mistakenly described as a biological essentialist ( Sayers , 1982 , p. 131 ; 1986 , pp. 42–8 ) , or else it has been interpreted as purely and simply a Lacanian concept , in which case the conclusion is that Irigaray has misunderstood or misread Lacan , and has not taken on board the implications of his theory ( see Mitchell and Rose , 1982 , pp. 54 6 ; Rose , 1985 , pp. 136 , 140 ; Ragland-Sullivan , 1986 , pp. 273–80 ) .
14 It has been proved that even a short stay helps not only the carers , but the patients , who greatly benefit from a change of scenery and the use of the many facilities we have here . ’
15 For example , it has been suggested that constitutively activated PKC is involved because H-7 , which inhibits the activity of the catalytic subunit , but not sphingosine , which prevents the initial activation of PKC , can depotentiate synapses in a reversible manner even when applied up to 3h after induction .
16 It has been suggested that instead of the usual raffle we invite people to make a donation to the Amsterdam fund using a printed card .
17 It has been suggested that rather than rely on plantation , natural regeneration should be encouraged by clearing 200m swathes through the forest .
18 It would seem that on the basis of recent research in the U.S.A. the answer would be ‘ no ’ as it has been suggested that even a panel of eight is too small to obtain consistent and reliable results .
19 In the case of credit , it has been suggested that even if barely one in three consumers is aware of credit costs , and even if only a few of them use the information to shop around actively , lenders might compete with lower rates as a result .
20 However , it has been suggested that often ‘ parents may legitimately be regarded as the child 's representatives in what is a conflict between the family and the state ’ .
21 Moreover , it has been suggested that only a short period of desaturation — perhaps as little as 30 minutes during a 24 hour period — may be all that is necessary to prevent cholesterol crystal nucleation from bile .
22 It has been suggested that now that unions ( and not merely officials ) may in certain circumstances be liable in damages for unlawful industrial action it is more likely that an employer will pursue his claim to a full trial and there is less reason to refuse an interlocutory injunction in trade dispute cases ; but it has also been said that the ‘ right to strike ’ is a valuable ( indeed essential ) element in the system of collective bargaining and that it ‘ should not be rendered less valuable than Parliament intended by too fanciful or ingenious a view of what might develop into a serious issue to be tried . ’
23 It has been suggested that perhaps a Fairey Overdrive would give more flexibility between gears .
24 It has been estimated that over 10,000 duck of fifteen different species breed round the margins and islands of the lake , as well as whooper swans , great northern and red-throated divers , Slavonian grebes and greylag geese .
25 It has been estimated that over 50 acres of Verulamium were laid waste c .
26 It has been estimated that over 100 GIS are in use in the United States .
27 In Rome alone , it has been estimated that over 340 million gallons a day were needed from the 11 great aqueducts which poured into the city .
28 For instance , it has been estimated that over 70 per cent of the North American Cordillera is made up of displaced terranes ( Fig. 3.31 ) .
29 In the USA , it has been estimated that approximately 10–15% of the general elderly population suffer from alcoholism — over two million elderly Americans ( Price and Andrews , 1982 ) .
30 It has been estimated that as many as 10% of old people admitted to hospital are there as a direct result of drugs prescribed by their GP ( Age Concern , 1977 ) , and Phillipson ( 1982 ) suggests that much over-prescription of drugs is a conscious attempt to control the medical demands on the health service by older people .
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