Example sentences of "had been known [prep] [art] " in BNC.
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1 | This was obviously untrue since Blake's-arrest had been known to the Russians for several weeks . |
2 | The third case was impossible to assess , for Mrs Kitchener 's daughter did not want to be interviewed again , but the development officer 's account at a time when Mrs Kitchener had been known to the project for about a year gives some indication of the situation : |
3 | 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 . |
4 | But the other barbarians — Egyptians , Persians , Babylonians and even Indians — had been known to the Greeks for centuries . |
5 | The problem of toxics and blue-green algae had been known for a century in countries like Australia and the US where it occurred naturally . |
6 | It had been known for a long time that histamine was responsible for producing many allergies and the first antihistamine drug was produced in France in 1937 . |
7 | As I 've mentioned already in the context of metaphors of memory , the phenomenon of ‘ animal electricity ’ and its relation to neural activity had been known for a long time — at least since Galvani 's demonstration in Bologna in the 1790s that electrical pulses caused a frog 's legs to twitch . |
8 | It had been known at the time of his appointment that Miyazawa and members of his Cabinet had been implicated , in varying degrees , in the Recruit-Cosmos share scandal which brought down the Takeshita administration in 1989 [ see pp. 36463-64 ; 36589 ] . |
9 | He pursued the antimicrobial properties of soil organisms , particularly actinomycetes , which had been known since the 1920s to produce inhibitory substances . |
10 | That was how she had been known as a child when people had contrasted her with her sister Paula . |
11 | A local builder obliged by knocking down the remains in exchange for the materials he could salvage , and the place had been known as the Half House by local people ever since . |
12 | Kampuchea had been known as the Kingdom of Cambodia prior to 1970 , as the Khmer Republic between 1970-75 and as Democratic Kampuchea from 1976-79 . |