41.   Questions like these dealing with real people with real motives and posing problems, can slowly help to develop understanding.

42.   How to convey the battle scene posed a problem.

43.   The existence of two versions of the infinitive poses the problem of their status in the linguistic system of English.

44.   The test of difficulty in setting the appropriate standard of care poses problems.

45.   This section poses some problems.

46.   Linguistic ability posed special problems where one particular geographical area was concerned.

47.   China, too, might pose problems to the USSR.

48.   Linked and embedded documents pose problems as a change to one document effects a change in another.

49.   Retrospective conversions and new resources offer opportunities for scholars, but they do pose problems for librarians.

50.   Even more seemingly intractable problems will be posed by attempts to store virtual reality.