Example sentences of "has be [adv] [vb pp] since " in BNC.
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1 | Your progress has been properly monitored since your highly improper return to the field . ’ |
2 | The Z-Score techniques originated in the US more than 20 years ago with a US professor , Ed Altman , at New York University , and has been continuously refined since then . |
3 | Aspiration of a foreign body during use of an inhaler has been infrequently reported since the first report in 1981 . |
4 | Legislation has been steadily extended since the Monopoly and Restrictive Practices Act of 1946 . |
5 | It was opened in 1976 on land owned by Darlington Borough Council but has been privately managed since 1978 . |
6 | The mercury content in fish from this area has been extensively monitored since 1970 by the Ministry of Agriculture Fisheries and Food [ MAFF ] , ICI and North West Water — and more recently the National Rivers Authority . |
7 | That view has been little heard since the 1960s , when London reasserted a traditional suzerainty over theatre and literary publishing , and that so silently , and so naturally , that the reversion passed almost unnoticed . |
8 | It is the public sector alternative to the price mechanism of ‘ the market ’ for allocating limited resources — an alternative that has been hotly debated since the origin of the Poor Law . |
9 | The protection of customers has been successfully achieved since privatisation and my right hon. Friend the Secretary of State produced several examples . |
10 | The UN force in Croatia has been nearly paralysed since 22 January when Croatia 's army began to bombard Serb-dominated areas under UN protection , blowing apart a year old ceasefire . |
11 | DVI has been progressively enhanced since then , however , and is now based on an evolved form of a technique called Discrete Cosine Transform ( DCT ) . |
12 | Central authority has been progressively weakened since the outbreak of civil war in 1975 , and real political power in Lebanon now effectively rests with the leading figures of the rival militias which are organized along religious lines . |
13 | Gloucester city centre has been virtually closed since midday , but the police are anxious to stress that with recent bombings in other cities public safety must come first . |
14 | My attitude to doctors has been severely changed since then by having a kidney stone diagnosed as psychosomatic and ulcerative colitis as a stomach upset , so that I am far from reverential and have occasionally flirted with contempt unfairly . |
15 | It is a two-storey mill ( now open to the public ) which he built in 1752 , though it has been much altered since that time . |
16 | Space-age French designer Andre Courreges came up with a classic in 1964 that has been much copied since — the mid-calf , soft kid , white boot for women . |
17 | Which has been better governed since the war , Britain or , say , the Federal Republic of Germany ? |