Example sentences of "have been [det] " in BNC.
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| 31 | It is possible that she acquired a posthumous conscience for , over the years , there have been many well-attested witnessings of her shade , wringing its hands — at the fate of William ? |
| 32 | There have been many theories accounting for the prevalence of North , North East and East facing galleries , including a favourite one that they were built so that thrifty spinners might sit out and catch the last of the waning daylight . |
| 33 | But it is important to state that although in recent years in Britain , there have been many service innovations whose aim has been to improve the home or community care of elderly mentally frail people ( see for example Age Concern England , l983 ) , unfortunately most of these schemes have either not been systematically evaluated ( often because they have been very small in scale ) , or — if they have — results have not been widely disseminated . |
| 34 | In South America where savannas occupy some 2 × 110 8 ha , there have been many modifications of the natural vegetation for a variety of agricultural purposes ranging from large-scale ranching to intensive cropping based on irrigation . |
| 35 | As examples of the achievements of these minds , I think of the Gandavyuha and the Sufis ' planes of reality but there have been many others whose level of vision is as extensive though in no sense more penetrating or more brilliant . |
| 36 | There have been many who have left their footsteps in the sand and bequeathed an example to follow . |
| 37 | There have been many different attempts to explain these pressures , in terms of capitalist crisis ( or the fiscal crisis of the state ( O'Connor , 1973 ) ) ; or the state acting as a leech on productive sectors of the economy ( most strongly argued in Bacon and Eltis , 1976 ) ; or simply in terms of monetarism ( outlined in Gamble , 1984 , pp. 145–9 ; Leys , 1983 ) . |
| 38 | Already there have been many studies of the effect of unemployment on health ; do they give useful results ? |
| 39 | There have been many attempts to understand why certain materials cause blood coagulation and many suggestions have been made as to how to overcome the problem . |
| 40 | There have been many attempts to produce haemocompatible materials and some researchers have suggested that the key to producing such materials is to have a negatively charged surface . |
| 41 | There have been many conflicting ideas and suggestions about what should be done . |
| 42 | There have been many variants , but one of the most extensive and thorough applications of this principle has been at Bijlmermeer in south-east Amsterdam . |
| 43 | There have been many interesting people amongst the schoolmasters , vicars , landowners and dignitaries over the years . |
| 44 | With its disappearance there have been many changes in the face of Croydon and changes are continuing . |
| 45 | In the subsequent experience of the Church in exercising this ministry there have been many instances of failure , partial , delayed and temporary healing , reminding us that we live with the tension of the ‘ now ’ and the ‘ not yet ’ of the Kingdom . |
| 46 | There have been many Indian papers since , mainly in Durban , which have , to a greater or lesser extent , opposed white supremacy . |
| 47 | And the repetitions have been many . |
| 48 | There have been many times in history when Christianity has faced extreme difficulty . |
| 49 | There have been many advances over the last 20 years , particularly in the subjects of settlement , technology and social and economic organisation . |
| 50 | There have been many doubts that Gazza could n't make a come-back at club level or even contemplate straddling the international scene again with the outrageous talent that made him a folk hero . |
| 51 | Although there have been many useful publications in the field of special educational needs during the last decade , the distinguishing feature of the present series of volumes lies in their concern with specific areas of the curriculum in primary and secondary schools . |
| 52 | There is only one record of a true albino tiger , though there have been many cream-coloured animals . |
| 53 | By contrast , Richard Smith and David Thomson have argued , on the basis of long-term demographic evidence , that forms of retirement have existed throughout history and ( particularly if one excludes the high birth-rate nineteenth century ) that there have been many periods in which a simple dependency ratio of the elderly to the non-elderly population has been high . |
| 54 | This is only a temporary solution and there have been many attempts to organise more humane working systems . |
| 55 | There have been many experiments demonstrating the validity of this principle and exploring detailed variables such as the timing and quality of feedback . |
| 56 | There have been many studies of selection by molluscs on cyanogenic and acyanogenic morphs of white clover under laboratory or other controlled conditions . |
| 57 | There have been many periods in the past when the degree of concentration has been significantly large ( Table 4. 1 ) and when such degrees of concentration have generated calls for inquiries . |
| 58 | There have been many memorable moments : watching a gyr falcon trying to out-manoeuvre puffins in flight off the headland of Tjörnes ; finding purple sandpipers , dunlin , redshank and Arctic terns all breeding together near Núpscatla ; the spectacular east coast road which in places cuts across forty-five degree mountain slopes where you can look down on vast flocks of moulting eider drakes on the sea below . |
| 59 | In the past 10 years there have been many suggestions of an increased incidence of cancer , or of clusters of cases , in the vicinity of nuclear installations . |
| 60 | There have been many severe criticisms of the techniques of clinical ecology , all concluding that the concept of ‘ environmental illness ’ is unfounded and that the claims of clinical ecologists are invalid because they do not properly control their studies or define objective parameters of illness . |