Example sentences of "[noun pl] has been [vb pp] [verb] [det] " in BNC.

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1 Elsewhere in this book , empirical evidence for commodity futures has been used to supplement that for index futures .
2 The Haar Sana range of treatments has been developed to deal this and other scalp problems .
3 Already a pair of earrings worth up to four thousand pounds has been donated to launch this summer 's major television fundraising campaign — the third ITV Telethon .
4 A range of techniques has been used to avoid this problem , including chromatographic cellulose fibre powder to remove PCR inhibitors from the samples .
5 Unsafe disposal of lighted cigarette ends has been thought to cause many fires involving buildings used by the public , for example the football stadium disaster in Bradford , England in l985 and the King 's Cross Underground station fire in London in 1987 .
6 WWF has greatly expanded its conservation work , and in response to requests from supporters , a series of leaflets has been published outlining some of the main issues .
7 ‘ I can not understand how or why Randolph Fields has been allowed to permit such a situation when the whole of the Virgin Group is at stake if Virgin Atlantic is not a success .
8 Therefore , the biological activity of HPV DNA in cells has been studied to investigate this issue .
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