Example sentences of "[pron] is often difficult " in BNC.

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1 She is often difficult .
2 Unfortunately , it is often difficult to get agents to attend these productions .
3 They can be irritatingly slow to publish , and it is often difficult to know how they spend their time .
4 When things go wrong between artist and manager , it is often difficult to prove any of these contractual points .
5 It is often difficult in retrospect , or even contemporaneously for that matter , to discern the part that psychic repression plays in any instance of homophobia .
6 For these reasons it is often difficult in many cases to trace a single primary source .
7 It is often difficult to disentangle cause and effect .
8 From a twentieth century perspective it is often difficult to admire either the management of plot and catastrophe or the sentiments of plays written in the mid-eighteenth century .
9 A chance finding , outside the mainstream of scientific research , can sometimes be very valuable , but it is often difficult to see its potential .
10 Experience shows that it is often difficult to assess the extent of exposure to light that samples receive in the market and hence to estimate the degree of exaggeration or acceleration that any one test gives .
11 It is often difficult to distinguish from damp caused by the entry of rain and ground water , but it is nearly always accompanied by the formulation of mould — usually green/black .
12 Remember how it is often difficult to think clearly when the air is heavy just before a storm , or how your mind seems to become clear and sharp in the crisp , clean air on a mountainside or beside the sea .
13 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 .
14 It is also confusing to the inhabitants in that it is often difficult to ascertain which council has responsibility for the particular matter which concerns them .
15 It must be remembered that hyperlipidaemia in a well-controlled diabetic may also represent a primary familial disorder , and it is often difficult to differentiate between this and diabetes complicated by hypertriglyceridaemia .
16 When embarking on a study that addresses the information needs of an organisation it is often difficult for the project leader to ensure that the project is both cost-effective and comprehensive .
17 It is often difficult to show on the model precisely how the components interact ( eg by a transfer of information or resources ) , particularly when drawing high-level models where such interactions may be extremely complex .
18 However , it is often difficult to distinguish between fact and fiction .
19 But today the family is under great pressure and it is often difficult to seen the connection .
20 Indeed , it is often difficult to imagine the existence of labourism beyond the boundaries of the party .
21 It is often difficult to match a covered lampshade to your own furnishing fabrics , in which case it would pay to buy a frame , then cover it yourself .
22 It must be remembered that it is often difficult to get people to express themselves freely , that there is a tendency in any survey for interviewees to say what they think they are expected to say , and that individuals frequently find it hard to express subjective views on an aspect of their life which they might never have consciously considered before .
23 The problem is that it is often difficult to determine how long an individual has been drinking .
24 Chief vet at the Fromus surgery Michael Hill said : ‘ It is not a common operation because it is often difficult to find a suitable donor dog .
25 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 .
26 As a result , it is often difficult to be sure that breeding males fertilize all the females in the groups that they guard : for example , even if territorial male red-winged blackbirds ( Agelaius phoeniceus ) are vasectomized , their females sometimes lay fertile eggs ( Bray , Kennelly & Guarino , 1975 ) .
27 The receipt of such a bonus has an effect far outside the regular annual rise , which again in the case of ICI is a matter of such Byzantine complexity that it is often difficult to know whether one is getting a good or a bad one !
28 This brief examination of the inter-relationships between family , migration and urbanization should serve to illustrate the point that it is often difficult to establish any clear pattern of causation .
29 Native speakers do not recognise this , but foreign learners of English notice that it is often difficult to hear the unstressed parts of a word in ordinary speech .
30 Moreover it is often difficult to specify every objective in precise enough terms , and sometimes hopeless to devise ways of ensuring that the objectives have been achieved .
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