31.   In other words, even those intriguing images last week of outsiders invited in can be used to keep these societies closed.

32.   In some cases, special cylindrical tanks are used to keep the jellies suspended.

33.   IP addresses are intended to be used to keep straight all the data that flows between machines.

34.   Instead of keeping terrorists off planes, biometric surveillance is being used to keep punks out of shopping malls.

35.   It is used to keep all the tanks at atmospheric pressure as the plane climbs and descends.

36.   Lobbying pressure also weakened efforts to place controls on the sensitive computer software used to keep computer data and telephone communications secret.

37.   Mayor Menino wants taxpayer dollars to be used to keep the Patriots.

38.   No injuries were reported, and backup power was used to keep office buildings and hospitals functioning.

39.   One businessman, asking that his name not be used to keep his religious practices private, said he agonized about not wearing a yarmulke at work.

40.   Passoff says not being organized is the excuse many people use to keep them from realizing their dreams.