One line learning

123456789101112131415161718
Across
  1. 4. a number of people
  2. 5. happy
  3. 7. cleaning the house
  4. 9. to become informed
  5. 11. wonderful
  6. 13. task
  7. 16. help someone
  8. 17. what a book is about
  9. 18. travel on foot
Down
  1. 1. similar to hope
  2. 2. type of phone
  3. 3. online
  4. 5. a circle of friends
  5. 6. hand into online
  6. 8. talk to someone
  7. 10. to move legs fast
  8. 12. believing that something good may happen
  9. 14. written online communication
  10. 15. message on phone