1. He listens to the radio. (often)  
  2. They read a book. (sometimes)  
  3. Pete gets angry. (never)  
  4. Tom is very friendly. (usually)  
  5. I take sugar in my coffee. (sometimes)  
  6. Ramon and Frank are hungry. (often)  
  7. My grandmother goes for a walk in the evening. (always)  
  8. Walter helps his father in the kitchen. (usually)  
  9. They watch TV in the afternoon. (never)  
  10. Christine smokes. (never)