Example sentences of "[pers pn] is difficult to know [conj] " in BNC.

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1 Because of this fundamental difference it is difficult to know whether we can rely on information about contemporaries to tell us about prehistoric peoples in the way that is often done still today and was done universally in Marx 's and Engels 's time .
2 Comparison of ‘ An Ode on Mercy ’ in the first volume and the version printed with the subscription proposals also reveals differences , though again it is difficult to know whether the editor of that volume was following Leapor 's manuscript in preference to a version corrected possibly by Garrick .
3 From the outside it is difficult to know whether to curse Bramante 's decision to demolish the original church — apart from the internal apse structure and the ( later ) campanile , — or to marvel at the soaring lines .
4 The use of propaganda to make this behaviour unfashionable again has been suggested ( Stanley 1969 ) , but no health education programme has ever been put forward to this purpose and it is difficult to know whether such an approach would be feasible .
5 But it is difficult to know whether their defence of the Masai in such cases should be attributed to the peculiarly seductive qualities of this people , or to the well-documented tendency of District Officers throughout British Africa to become closely identified , in a paternal and proprietary way , with the interests of ‘ their ’ tribe .
6 It is difficult to know whether this is more ludicrous or tragic .
7 But like all these sorts of research findings it is difficult to know whether the accountants became cautious as a result of their training or whether the cautious attitude developed in the family as children .
8 The same is true of standing monuments such as tombstones — it is difficult to know whether to categorize these as sites or finds .
9 It is difficult to know whether this is due to there being little need to fly or whether it is due to lack of opportunity .
10 Christianson & Loftus ( 1987 ) , unfortunately , report their data in such a way that it is difficult to know whether retrograde and anterograde effects were present , however , there was clearly no interaction of effects with retention interval ( 20 minutes versus 2 weeks ) .
11 It is difficult to know whether FDI would take place without incentives and to work out the actual cost to the people of the tax remissions and infrastructural investments made by the host governments of the countries where TNCs enjoy these privileges .
12 It is difficult to know whether the increasing participation of Third World women in managerial , technical and professional employment in TNCs in the Third World is simply pan of the ‘ indigenization ’ process of replacing expatriate with local personnel , or whether it is a qualitatively different phenomenon in its own right .
13 It is difficult to know whether contractions of grammatical words should be regarded as examples of elision or not .
14 These changes are so recent that it is difficult to know if we are beginning a series of cyclical changes or a once-for-all transition to a new , low fertility regime .
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