91.   It provides a visual model of the effects of a small number of control factors acting in a field or potential.

92.   Often they have understandable reasons for acting in the way they did.

93.   Similarly, conferences, where several speakers address many delegates, are also one-to-many, because the speakers act sequentially in the communication process.

94.   We have no need to theorise about this world as a condition for acting in it.

95.   If monks could act in such a way, tormenting relics, it was hardly surprising that ordinary people resorted to spells and superstitious practices.

96.   They seemed a threat because they looked odd and acted in an odd way.

97.   These, too, are seen as programmed to act in the reproductive interests of their genes.

98.   If all teams act in this way, overall control will be maintained.

99.   Mr Mohamed Al Fayed had clearly acted in the past as a middleman for British companies seeking contracts in the Gulf.

100.   A particular social stratum may be politically dominant, even in relation to decisions concerning the means of production, without acting in their own class interests.