Trading activity centered on Cisco Systems and its major suppliers.
The activity centered on England, because ownership structures hindered takeovers in many other European leagues.
For centuries, economic activity centered on camel breeding, fishing and pearl diving.
In summer, activity centers on Quebec's largest freshwater lake, 25-mile-long Lake Memphremagog, which extends into Vermont.
Much of the day's activity centered on the Japanese yen, which declined on profit taking after a sharp run-up in recent days.
The dollar turned mixed in domestic trading yesterday after finishing mostly higher overseas, but much of the day's activity centered on other currencies.
AMENITIES Daytime activity centers on the oceanfront pool, a glamorous place with an old, elegant diving board and dotted with palm trees.
Economic and cultural activity centers on reindeer, and so apparently does antisocial activity: the category for the largest number of offenses at the local sheriff's office is "reindeer-related".
For much of the past two years, activity centered on a board called Ansar; once it was shut down, with its British-based Webmaster imprisoned for his part in a bomb plot, users shifted to a board called Al Hesbah.
This contrasts productively with the play's depiction of the hedonism of youth culture, which is frank and will doubtless shock some: coarse language, social activity centered on drugs, throwaway attitudes to casual sex.
