1. I  nineteen years old.  

2. She  twenty-two years old. 

3. He  in his twenties. 

4. You  older than me. 

5. I  a teenager. 

6. Mrs. Jones  in her mid-thirties. 

7. Paul  younger than Bill. 

8. He  about forty (years old). 

9. Mary and John  the same age. 

10. Mrs. Fitzpatrick  a senior citizen.