Ответ:

  1. People sleep once a day.
  2. She works three times a week.
  3. The workers rest once an hour.
  4. Emma trains Bob twice a week.
  5. Jason drinks coffee three times a day.
  6. Students have tests once a month.
  7. Peter studies science three times a week.
  8. They produce movies once a year.
  9. Paul composes music twice a month.
  10. We correct the plan once a quarter.