In the old days, people exchanged hostages as a kind of mutual check.

Anything for the poor, any place where poor people can exchange ideas will be removed.

It is possible that people will chat and exchange phone numbers, some real.

Several people rubbed their arms hard and exchanged nervous laughter.

Two people in the same fix would certainly exchange information.

It has a weekly market where local people can exchange goods with traders from the city.

Meanwhile, many people in the business have been exchanging bitter charges.

That night, two strange people exchange a dog in a deserted land.

The people who were with me at the time exchanged glances that I could not read.