Example sentences of "[adv] be [vb pp] [prep] a period " in BNC.
Next page| No | Sentence |
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| 1 | A full and accurate assessment of land potential involves detailed enquiries into soil and climate and experience of the behaviour of the crops and livestock it carries , and this can only be achieved over a period of years . |
| 2 | In the treatment of gonorrhoea with complications , a longer course of antibiotic therapy is needed and this must usually be combined with a period of rest , preferably in bed , preferably alone . |
| 3 | They may also be interrupted by a period of unsettled weather — when the winds blow from anywhere at any strength ! |
| 4 | A firm may also be restricted for a period from accepting certain types of new appointments without the committee 's consent . |
| 5 | The trench warfare of the early 1980s was replaced by more subtle forms of guerrilla conflict , in which the guiding principles are no longer so straightforward , yet the consequences of change may be rather more significant , to the extent that the '80s as a whole might justifiably be seen as a period of structural change . |
| 6 | The occupational mobility of labour can often be overcome by a period of retraining , but this takes time and may be costly for the unemployed worker . |