Example sentences of "[verb] been known [prep] the [adj] " in BNC.
Next page| No | Sentence |
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| 1 | Where the ranges of the tiger and the Asian lion overlap , it has been known for the two to interbreed . |
| 2 | In fact it has been known since the late 1950s ( see for example Nature , vol. 208 , p 423 ) that Po is widely distributed in the environment , and in man , as a result of atmospheric fall-out of the decay products of natural radon-222 , with an abundance in northern temperate latitudes of about 0.06 curie per sq.km or of the order of 10 6 curies in total over the surface of the world land mass . |
| 3 | The site , near modern Kerma , has been known since the 1920s but the city underneath has only emerged over the last ten years . |
| 4 | It has been known since the 1970s that the vehicles which have dramatically increased our mobility in the last 50 years have also constituted a grave danger . |
| 5 | One in the British Museum ( fig. 77 ) has been known since the eighteenth century and is called the Choiseul-Gouffier Apollo after a former owner . |
| 6 | The resemblance is superficial and since 1946 the polled has been known as the British White . |
| 7 | Oliver North to Iran , travelling on Irish passports , to organize the sale of TOW missiles and launchers to the Iranian government in exchange for the release of American hostages ; details of money transfers and bank accounts , with dates and places — most of it based on incidents and conversations that could only have been known to the Iranian or American negotiators . |
| 8 | Atomic fission had been known to the general public for a decade ; the awareness of fusion bombs was only four years old , so the possibility of a ‘ third and revolutionary way to produce a nuclear reaction without uranium , as in the fission reaction , or million degree heat as in the fusion reaction ’ generated a lot of excitement . |
| 9 | He pursued the antimicrobial properties of soil organisms , particularly actinomycetes , which had been known since the 1920s to produce inhibitory substances . |