1. My family usually __________ (to eat) dinner at 8 PM.
  2. Look! The cat __________ (to chase) its tail.
  3. In my free time, I often __________ (to read) books.
  4. Right now, my sister __________ (to study) for her exams.
  5. The Earth __________ (to revolve) around the sun.
  6. The students __________ (to not listen) to the teacher; they __________ (to talk) among themselves.
  7. She __________ (to not drink) coffee; she prefers tea.
  8. They __________ (to plan) a trip to Japan next year.
  9. Listen! Someone __________ (to knock) on the door.
  10. He usually __________ (to take) the bus to work, but today he __________ (to walk).
  11. Every Sunday, we __________ (to go) to my grandmother's house for lunch.
  12. Why you __________ (to wear) your coat? It's not cold today.
  13. The museum __________ (to close) at 5 PM on weekdays.
  14. Right now, it __________ (to rain) heavily outside.
  15. I __________ (to believe) honesty is the best policy.
  16. She __________ (to not use) her computer at the moment; it's broken.
  17. The flowers __________ (to look) beautiful in spring.
  18. My brother __________ (to play) soccer with his friends right now.
  19. Cats usually __________ (to sleep) for 12 to 16 hours a day.
  20. They __________ (to make) a lot of noise, and I __________ (to try) to concentrate.

Answers for Self-Checking:

  1. eat
  2. is chasing
  3. read
  4. is studying
  5. revolves
  6. are not listening ... are talking
  7. does not drink
  8. are planning
  9. is knocking
  10. takes ... is walking
  11. go
  12. are (you) wearing
  13. closes
  14. is raining
  15. believe
  16. is not using
  17. look
  18. is playing
  19. sleep
  20. are making ... am trying