Example sentences of "is difficult [verb] [prep] [adj] [noun pl] " in BNC.
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1 | Two pervasive problems for empirical work in economics are the lack of controlled experiments and of large samples of data , so that it is difficult to discriminate between competing theories using conventional methods and the available data . |
2 | For one thing , it is difficult to arrive at consistent criteria by which to identify the species . |
3 | Balance is difficult to define in simple terms and requires great sensitivity by journalists if it is to be achieved . |
4 | Degrés ( 1960 ) is in fact the last of Butor 's works to be labelled a novel ; the remainder of his output is difficult to classify in generic terms , as his writings seem to eschew any narrational impulse . |
5 | Because of the weakness of data it is difficult to come to definite conclusions . |
6 | Even though the subject matter may be such that it is difficult to come to rapid conclusions by , say , an objective test , the question should still be asked so that the teacher can explain to himself in all honesty what he is about . |
7 | The reduced LL/PC ratio and the increased PC/PE ratio in patients with chronic atrophic gastritis and duodenal ulcer is difficult to interpret in functional terms . |
8 | Indeed the size of the profession means that actuaries have a strong sense of fellowship which it is difficult to achieve in other professions with memberships numbering many tens of thousands . |
9 | Labour 's Home Affairs spokesman Alun Michael added : ‘ It is difficult to comment on individual cases but there is a general feeling that some offences are dealt with too leniently . ’ |