21.  Actual subscriber behavior has proven otherwise, of course, and the subscriber base has grown rapidly.

22.  Advertising proved a more fertile category, with Decisions which set heads nodding and shaking in equal measure.

23.  After full heat treatment, the alloy proved to be five times as strong as the pure aluminium.

24.  Alfonso Portillo, who was elected by the people, has to be given a chance to prove himself.

25.  Algebraic laws alone only allow us to prove one occam program equal to another.

26.  Alison had shown enough respectable horror on discovering that he was Married to prove she was a nice girl.

27.  All agree that finding ways to present your case will prove as hazardous as steering a passage through a sand shoal.

28.  All are now agreed that that proved to be a remarkably accurate estimate.

29.  All efforts to save the child proved futile.