Example sentences of "it [is] difficult [verb] [adj] [coord] " in BNC.

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1 While most admit that it is difficult to draw hard and fast distinctions between constitutional types , others have actively rejected the constitutional-legal classification of states into federal and unitary as ultimately futile .
2 It is difficult to remain calm and objective when one 's own child is distressed , even if only through bad temper .
3 Hence it is difficult to derive accurate and spatially-representative predictions of the impact of future land-use change or to examine the long-term stability of lake ecosystems in the face of repeated episodes of accelerated nutrient input .
4 It is difficult to equate French and British grades .
5 It is difficult to offer positive and constructive feedback to groups without ignoring others .
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