Example sentences of "have been show that a [adj] " in BNC.
Next page| No | Sentence |
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| 1 | It has been shown that a single instruction is sufficient ( in theory ) for a general-purpose computer ( Van der Poel 1956 ) ; however , instead of a theoretically sufficient instruction set , what we require is an instruction set which provides a practical set of operations in which applications can be programmed . |
| 2 | Most importantly , it has been shown that a positive school ethos and high staff morale will increase pupils ' involvement in school activities and combat a lack of motivation . |
| 3 | It has been shown that a broadened serological response occurs after immunization of HIV-infected individuals and that T-cell responses increase drastically . |
| 4 | Although most foods contain potassium , especially potatoes and green vegetables , it has been shown that a high proportion of elderly people select a diet low in potassium ( Davies , 1981 ) . |
| 5 | In English , it has been shown that an unmarked theme is one that signals the mood of the clause : in declarative clauses the unmarked theme is the subject ( Jane said nothing for a moment ) ; in interrogative clauses it is the wh-word ( What did Jane say ? ) , or the auxiliary in the case of polar questions ( Did Jane say anything ? ) ; in imperative clauses it is the verb ( Say something ) . |
| 6 | More importantly it has been shown that an indistinguishable stain of H pylori as assessed by its DNA fingerprint , is present in the gastric mucosa of more than one member of a family group . |