Use the definite article where necessary.
1. It's not always easy for... old and... young to find a common language. 2. Don't envy... rich: money doesn't always bring happiness. 3.Governments have to develop social programs to help... poor people.4. I quite like... old houses: they have an atmosphere of their own.5.You don't look... beautiful today!6. Looking after... sick is a real art.7. ... beautiful are often admired. 8. ... deaf people often use their hands to communicate in sign language. 9. Some of her relatives were among... dead and injured.10. Have you ever been... unemployed? 11. All parents want to see their children among... happy.

1. It's not always easy for the old and the young to find a common language.2. Don't envy the rich: money doesn't always bring happiness. 3. Governments have to develop social programs to help poor people. 4. I quite like old houses: they have an atmosphere of their own. 5. You don't look beautiful today! 6. Looking after the sick is a real art. 7. The beautiful are often admired. 8. Deaf people often use their hands to communicate in sign language. 9. Some of her relatives were among the dead and injured. 10. Have you ever been unemployed? 11. All parents want to see their children among the happy.