21.   The end of war would require some other form of wasteful spending to support the economy, possibly an unlimited space program aimed at reaching unreachable points in space.

22.   The idea was to make the practice voluntary, or to have Catholics make some other form of penance on Fridays.

23.   This could be the unvarying cosmological constant or some other form of repulsive energy in empty space, like the hypothesized quintessence, which supposedly varies over time.

24.   To be effective, union militancy must take some other form.

25.   Tibetan Buddhists believe that enlightenment can be achieved in one lifetime rather than through the series of reincarnations in which adherents of some other forms of Buddhism believe.

26.   When he does, the most plausible format would be occasional town meetings on a serious political or social issue, or some other form of specials.

27.   An indictment of Iranian officials would raise the possibility of demands for military action or some other form of retaliation against the Islamic-led government.

28.   In a statement, it said hundreds of Christians are laboring in penal camps or under some other form of police restriction for their faith.

29.   It was not immediately clear whether the parties would cooperate in some other form.

30.   Now, the majority of deaths are believed to come from a virus called the Hendra or some other form of encephalitis.