Помогите пожалуйста с английским языком
18. We have no bread in the house, we must go and buy...
a) nothing b) anything c) some
19. Don't come to me at ten, I....in the garden at this time
a) shall be working b) shall work. c) shall be worked
20. - Have they written the test? - No, it.... still
a) is.... writing. b) is ... being written c) has ... written​