21.   Changes in society go a long way toward explaining how the system became so overburdened.

22.   Critics said the changes did not go far enough.

23.   Democrats said the changes go far beyond alleviating the tax burden on married couples, amounting to a giveaway to the wealthy.

24.   Drastic political change could go very badly for us.

25.   FIFA is often criticized for being conservative, but this simple rule change has gone far in transforming soccer.

26.   Gay rights groups, and May himself, say the changes do not go far enough.

27.   However, it said, these changes may have gone too far, resulting in systemic problems that threaten safety.

28.   If the curators approve next spring, the changes could go into effect next fall.

29.   If proposed rule changes at the Federal Communications Commission go into effect, all the current networks will be able to acquire additional television stations.

30.   Is the change going to help us?