Example sentences of "[verb] been show that [det] " in BNC.
Next page| No | Sentence |
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| 1 | It has been shown that many additives are responsible for behavioural problems among young people , such as irritability , clumsiness , excitability and aggressiveness . |
| 2 | It has been shown that such listings have a substantial effect on the way in which previous research is used . |
| 3 | We injected synthetic , completely unmodified , mature sized tRNA molecules into the cytoplasm , since it has been shown that all the different modifying activities are present also in the cytoplasm ( 10 ) . |
| 4 | In the previous Section it has been shown that these harmonics can contribute to the mechanical output power , because harmonics of current lead to harmonics of motional voltage — The approach adopted here is to introduce a " torque correction factor " which allows for the harmonic contribution to the pull-out torque . |
| 5 | It has been shown that some schools offer a rehash or revision programme based on pre-registration modules , while others prepare courses in line with the very latest developments available . |
| 6 | Thirdly it has been shown that some sequence selective ligands induce bleomycin cleavage at novel sites [ 24,25 ] . |
| 7 | Today , herbivory in the crowns of mature trees in lowland rain forest in geographically distinct regions in the New and Old Worlds leads to 13.8–14.6% tissue loss in the leafy branches of trees , but consistently less in epiphytes , while in Ghana it has been shown that those plants with a rapid flush of leaves are consistently less severely attacked than those with a slower leaf production . |
| 8 | It has been shown that most suicide attempters are aware of the existence of agencies where they could obtain help , such as the general practitioner , social workers , or the Samaritans ( Kreitman and Chowdhury 1973b ) ; in fact , a significant proportion of attempters had been in touch with one or more of these agencies in the weeks preceding the attempt ( Bancroft et al. 1977 ) . |
| 9 | However , it has been shown that this is not the case . |
| 10 | A new class , the W-cells , has been added , descriptions of the properties of the three classes have been extended , and it has been shown that this segregation into three classes extends to subsequent stages in the visual system , including the visual cortex . |
| 11 | But it has been shown that few of the innovations of this period were without precedent in the policies of earlier years , and that much of the crucial thinking about the form these new institutions should take had been done in the inter war period . |