1.   And officials continue to voice cautious optimism that they can fix relations with Brazil.

2.   Carter and other monitors continued to voice optimism that the election process would turn out to have been for the most part free and fair.

3.   Phone company and other U.S. industry officials, for the most part, voice optimism an agreement will be reached in time for a formal announcement tomorrow.

4.   Opposition leaders and commentators wonder whether the measures are more than face-saving, but voice guarded optimism that they indicate genuine change.