21.   Several of the professors were internationally known figures who lectured to large audiences and engaged in public debates over controversial issues.

22.   The country now faces a bitter debate over the issue.

23.   The debate over human origins in nineteenth-century Britain provides a helpful example.

24.   The debate over the middle peasantry can only be resolved by referring to concrete situations.

25.   The debate over vitamins takes place in a Marketplace overflowing with supplemental pills, powders and potions.

26.   The idea of rewarding groups is also gaining steam in the bitter debate over merit pay for teachers.

27.   The issues of race and culture dominated the debate over the bill, especially during an attempt by Rep.

28.   The prospect of censorship in cyberspace has raised fears and sparked debates over Decency and privacy.

29.   The report sparked the first nationwide debate over whether low-calorie dieting was now outmoded.

30.   There even was debate over his birthplace.