1. go - goes            
  2. do - does
  3. watch - watches
  4. finish - finishes
  5. study -studies
  6. cry - cries
  7. Have - has

 Np:

My sisters does her homework in her bedroom.

My dad finishes work at six o’clock.

Grandma has dinner at eight o’clock.

Dave watches TV in the evening.

The baby cries at eight o’clock.