单项选择题
A．saying B．to say C．being said D．to saying
A．Some retirees feel happy as they can have more time to enjoy themselves. B．Some retirees have to be careful with their money because of rising prices. C．Some retirees like to work without being paid. D．Some retirees find work in new businesses.
A．Americans show their value to society through their work B．The American government pays little attention to retirees C．Retirees' former employers often offer some assistance to them D．Americans can not find much time to travel prior to retirement