Example sentences of "[noun] it has often been " in BNC.
Next page| No | Sentence |
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| 1 | In areas of endemic haemonchosis it has often been observed that after the advent of a period of heavy rain the faecal worm egg counts of sheep infected with H. contortus drop sharply to near zero levels due to the expulsion of the major part of the adult worm burden . |
| 2 | In England it has often been disputed whether there is any regional feeling and obviously there is nothing of the quasi-nationalism evident in Scotland and Wales . |
| 3 | In biological writing it has often been said that a character is advantageous or detrimental to a species . |
| 4 | Fletcher said : ‘ In the past it has often been an unfair battle between batsmen and spinners in indoor nets , many surfaces have been straight up and down and the ball has n't turned . |
| 5 | In textbooks on criminology it has often been used to distinguish the specific school of thought of the original founding fathers of criminology : Lombroso , Garofalo and Ferri . |
| 6 | In fact it has often been said that Halley 's reputation for atheism may have cost him the Savilian chair of astronomy in 1691–2 . |