21.   Vincente caddied for him for a while but it was an awkward role for a big brother.

22.   They see no roles for themselves in an Information Age society, and they are angry about their empty future.

23.   On the question of a separate European defence identity, some NATO members reportedly pressed for a greater security role for the nine-country Western European Union.

24.   They recommended an enhanced role for the UN and the Organization of African Unity in the pacification process.

25.   The tasks of managing individual learning programmes -- their planning, implementation and support -- will become an important role for all staff.

26.   The new structure reveals a second important role for colipase.

27.   Not that the James Committee was convinced that the CNAA would or could accept a validating role for the colleges and the field of study.

28.   A role for micro-organisms is now being sought in many conditions such as coeliac disease, in which the results have, to date, been negative.

29.   The potent effects, particularly of PYY, on proximal gastrointestinal function would suggest an important hormonal role for these colonic peptides.

30.   Each of these abnormalities of gastric function will increase the duodenal acid load, thus supporting a role for duodenal acidity in the pathogenesis of the ulceration.