Example sentences of "[pers pn] is [adv] difficult [verb] [adj] " in BNC.
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1 | It is generally difficult to find recurrent contrasts of form in which they participate , let alone recurrent semantic contrasts — and they do not respond to any of the rescue strategies . |
2 | It is frightfully difficult to make inexperienced pilots realise the necessity of even so small a formation as two aircraft keeping one up above looking out while the other is attacking the Hun . |
3 | It is particularly difficult to maintain smooth phenylalanine control in subjects with severe enzyme deficiency , in whom even a minor feverish illness or fall in energy intake may lead to a rise in phenylalanine concentrations . |
4 | It is increasingly difficult to find sufficient land to bury them . |
5 | With more and more people getting their pop information from our squalid popular press and with most modern magazines covering music using only the language of consumerism and gossip , it is increasingly difficult to feel optimistic about rock journalism 's values . |
6 | But it is surprisingly difficult to find precise quantification of these comparisons . |
7 | It is actually the key question in the whole debate , but one in which it is especially difficult to make convincing , informed predictions . |
8 | It is obviously difficult to study arterial prostacyclin production in diabetic subjects . |
9 | It is very difficult to sample young people in the general population , since there is no list of them anywhere . |
10 | Of course we only support a tiny proportion of the proposals put to us , mainly because it is very difficult to create new and revolutionary approaches . |
11 | One contributor replied that it is very difficult to create new jobs at all and especially difficult to attract jobs to Northern Ireland . |
12 | It is very difficult to compare statistical data from different countries , because of the variation in the criteria used for diagnosis and notification , and the greater or lesser degree of under-reporting that is found almost everywhere . |
13 | Apart from the fairly depressing conclusion that it is very difficult to study neural mechanisms of behaviour , what else is there to learn from this summary of methodology ? |
14 | It is very difficult to get essential oil from the rose , it has to be done by what they call extraction . |
15 | Clare Shearer , looking rather too much like the Principal Boy of the pantomime , gave an attractive performance as Cherubino — not quite as breathless and impetuous as I would have liked from this juvenile Don Giovanni — but it is very difficult to get used to hearing the immortal Non so piu cosa son sung in translation . |
16 | Some children are deprived of so few of the ‘ goodies ’ in life that it is very difficult to find effective reinforcers — very little is rewarding . |
17 | Besides , after winning such a good race as he did at Cheltenham last season when beating Beau Ranger , it is very difficult to find suitable opportunities . ’ |
18 | Even though it is very difficult to observe spontaneous proton decay , it may be that our very existence is a consequence of the reverse process , the production of protons , or more simply , of quarks , from an initial situation in which there were no more quarks than antiquarks , which is the most natural way to imagine the universe starting out . |
19 | In this situation , it is very difficult to maintain high standards , as such work usually has to be done within a short time limit , and often with very little space . |
20 | It is very difficult to provide identical conditions for the measurement of six different forms of instruction , therefore it is not entirely surprising to see that Baldwin and Rudolph found , in contrast to Kuo 's results , when comparing a tape/slide show and a library tour , that the former was not necessarily superior as a method of instruction . |
21 | In practice it is often difficult to define bibliographical types in a way that gives a reliable guide to content , and the selector is best advised to look at each bibliography individually . |
22 | Since it is often difficult to translate mathematical concepts into words ( see London Regional Transport v Wimpey Group Construction [ 1986 ] 2 EGLR 41 for judicial commendation of algebra ) , the formula must be checked mathematically either with a calculator or a computer . |
23 | It should be noted that it is often difficult to compare different recognition systems as they are reported because differences in input data and equipment can affect performance . |
24 | In matters relating to the social sciences , the number of variables is large and hence it is often difficult to establish valid theories of cause and effect . |
25 | A major problem with the operation of restrictive practices legislation is that it is often difficult to capture secret or verbal agreements between firms . |
26 | More generally , it is quite difficult to find sensible ways of combining phrase searching with word searching . |
27 | The Swans are playing some outstanding rugby these days and , although they were given a hard time of it against Dunvant in the last round , it is always difficult to combat gritty opponents who feel they have nothing to lose . |
28 | As it is conceptually so different from the idea of the ‘ peer-group ’ used by Labov ( 1972a ) and Cheshire ( 1982 ) , it is relatively difficult to operationalize social network as a quantitative speaker variable . |
29 | Once ruined it is extremely difficult to put right . |
30 | Developments in industrial organization theory in the last fifteen years have shown that the effects on economic efficiency in these three areas are seldom entirely clear cut : usually there is a trade-off involved with ambiguous net effects on welfare ( price-fixing cartels are one exception , where it is extremely difficult to identify offsetting efficiency gains ) . |