Evelyn scrambled after him, jogging to keep pace with his long legs.
Two slowed to keep pace with her while the other three went on ahead.
In the latter event the cells of the primary rays are either merely stretched radially, or they divide to keep pace with the growth of the bundles.
Unfortunately for the political future of this new state, its internal consolidation did not keep pace with its territorial expansion.
The pastoral industries, which date from early colonial times, have suffered many vicissitudes, and their development has failed to keep pace with the country's growth in population.