51.   The gap between Nottingham and the league leaders was indistinguishable, apart from scrummaging.

52.   The gap between rich and poor is wider in the South than in the rest of the country.

53.   The gap between the boat and the pier was getting wider and wider.

54.   The gap between the incomes of two-carer families and lone mothers with children has widened.

55.   The gap between the knowledge of.

56.   The gap between the linguistic creativity of even the most intelligent ape and even the most backward of human beings is immense.

57.   The gap between their needs and resources is likely to be even wider than the social security-based poverty line suggests.

58.   The gaps between his visits got longer and longer.

59.   The gaps between the central strip and the beading must be wide enough for the glass to slip easily into them.

60.   The gaps between the skeletons were filled in by sand and the even tinier remains of micro-organisms.