41.  Although its predictive value has not been proved, it warrants urgent evaluation.

42.  Although most of the facts were published the government kept back certain details that might prove embarrassing.

43.  Although the infection cleared up, he was left with a mild diarrhoea that proved very persistent.

44.  Although this is not the place to undertake a detailed introduction to the model, a brief sketch will none the less prove useful.

45.  American justice works on the premise that an accused person is innocent until they are proved guilty.

46.  Among labouring poets, Mary Leapor will prove a particularly strong instance of a satirist attacking her betters.

47.  An abortive attempt was made by Aprista newspapers to prove that the university had misappropriated public funds.